Observed 6:00 AM PDT at KSJC

Milpitas, CA weather

Overcast and 61°16°.

Forecasts agree

Now 61°16°

Cloudy

Wind: Calm; Up to 9 mph14 km/h through 6 PM
Dew point: 54°12°; Comfortable · up to 62°17° by 12 PM (sticky)
UV index: 0Low; Moderate 1–3 PM · peak 4
Air quality: 53Moderate; PM2.5 (fine particles) · tomorrow good
Pressure: 30.02 inHg1017 hPa; Rising slowly · +0.02 inHg+0.8 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Fog today 7–8 AM
Fog today 9–10 AM
Above 60°16° today by 11 AM
High 67°19° today at 3 PM
Below 60°16° tonight after 7 PM

This morningUp to 61°16° by 11 AM · Partly cloudy
This afternoonNear 65°18° · Partly cloudy
TonightDown to 47°8° by 5 AM · Clear
Tomorrow morningUp to 61°16° by 11 AM · Clear
Tomorrow afternoonUp to 70°21° by 3 PM · Clear
Tomorrow nightDown to 50°10° by 5 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 6a	Partly cloudy	53°12° (likely 53°12° to 58°14°)	53°12°	0%	1 mph2 km/h from N, gusts 3 mph5 km/h	100%	68%	0
Fri 7a	Fog	52°11° (likely 52°11° to 58°14°)	52°11°	0%	1 mph2 km/h from NNE, gusts 2 mph3 km/h	100%	42%	0
Fri 8a	Partly sunny	53°12° (likely 53°12° to 57°14°)	53°12°	0%	1 mph2 km/h from N, gusts 2 mph3 km/h	100%	52%	0
Fri 9a	Fog	56°13° (likely 55°13° to 59°15°)	56°13°	0%	1 mph2 km/h from NW, gusts 4 mph6 km/h	100%	44%	0
Fri 10a	Mostly sunny	59°15° (likely 58°14° to 61°16°)	59°15°	0%	2 mph3 km/h from NW, gusts 7 mph11 km/h	100%	54%	1
Fri 11a	Cloudy	61°16° (likely 60°16° to 63°17°)	61°16°	0%	5 mph8 km/h from NW, gusts 9 mph14 km/h	100%	87%	1
Fri 12p	Partly sunny	64°18° (likely 61°16° to 64°18°)	64°18°	0%	6 mph10 km/h from NNW, gusts 11 mph17 km/h	92%	82%	2
Fri 1p	Partly sunny	65°18° (likely 63°17° to 66°19°)	65°18°	0%	7 mph11 km/h from NNW, gusts 11 mph18 km/h	92%	77%	4
Fri 2p	Mostly sunny	66°19° (likely 64°18° to 67°19°)	66°19°	0%	8 mph13 km/h from NNW, gusts 12 mph20 km/h	89%	50%	4
Fri 3p	Mostly sunny	67°19° (likely 66°19° to 68°20°)	67°19°	0%	9 mph14 km/h from NNW, gusts 14 mph22 km/h	80%	25%	2
Fri 4p	Mostly sunny	67°19° (likely 66°19° to 68°20°)	67°19°	0%	9 mph14 km/h from NNW, gusts 15 mph24 km/h	77%	16%	1
Fri 5p	Sunny	66°19° (likely 65°18° to 68°20°)	66°19°	0%	8 mph13 km/h from NW, gusts 14 mph23 km/h	77%	6%	2
Fri 6p	Clear	63°17° (likely 62°17° to 65°18°)	63°17°	0%	6 mph10 km/h from NW, gusts 12 mph19 km/h	81%	0%	1
Fri 7p	Clear	59°15° (likely 57°14° to 62°17°)	59°15°	0%	5 mph8 km/h from NNW, gusts 9 mph15 km/h	82%	0%	0
Fri 8p	Clear	58°14° (likely 54°12° to 60°16°)	58°14°	0%	5 mph8 km/h from NW, gusts 8 mph13 km/h	82%	0%	0
Fri 9p	Clear	57°14° (likely 52°11° to 59°15°)	57°14°	0%	5 mph8 km/h from NNW, gusts 7 mph11 km/h	82%	0%	0
Fri 10p	Clear	56°13° (likely 50°10° to 58°14°)	56°13°	0%	5 mph8 km/h from N, gusts 6 mph9 km/h	81%	0%	0
Fri 11p	Clear	54°12° (likely 48°9° to 56°13°)	54°12°	0%	5 mph8 km/h from NW, gusts 3 mph4 km/h	82%	1%	0
Sat 12a	Clear	53°12° (likely 48°9° to 54°12°)	53°12°	0%	5 mph8 km/h from NE, gusts 3 mph5 km/h	79%	0%	0
Sat 1a	Clear	52°11° (likely 47°8° to 54°12°)	52°11°	0%	3 mph5 km/h from NE, gusts 4 mph6 km/h	80%	0%	0
Sat 2a	Clear	50°10° (likely 46°8° to 54°12°)	50°10°	0%	3 mph5 km/h from N, gusts 4 mph6 km/h	80%	0%	0
Sat 3a	Clear	49°9° (likely 45°7° to 52°11°)	49°9°	0%	2 mph3 km/h from NNE, gusts 4 mph7 km/h	81%	0%	0
Sat 4a	Clear	49°9° (likely 44°7° to 53°12°)	49°9°	0%	2 mph3 km/h from N, gusts 4 mph6 km/h	79%	0%	0
Sat 5a	Clear	47°8° (likely 44°7° to 53°12°)	47°8°	0%	2 mph3 km/h from ESE, gusts 4 mph6 km/h	80%	0%	0
Sat 6a	Clear	46°8° (likely 43°6° to 51°11°)	47°8°	0%	2 mph3 km/h from ESE, gusts 4 mph7 km/h	79%	0%	0
Sat 7a	Sunny	46°8° (likely 42°6° to 52°11°)	46°8°	0%	2 mph3 km/h from ESE, gusts 5 mph8 km/h	79%	1%	0
Sat 8a	Sunny	46°8° (likely 43°6° to 52°11°)	46°8°	0%	2 mph3 km/h from ENE, gusts 5 mph8 km/h	82%	1%	0
Sat 9a	Sunny	52°11° (likely 48°9° to 56°13°)	52°11°	0%	2 mph3 km/h from ENE, gusts 5 mph8 km/h	78%	1%	1
Sat 10a	Sunny	57°14° (likely 53°12° to 60°16°)	57°14°	0%	2 mph3 km/h from ENE, gusts 4 mph7 km/h	71%	1%	2
Sat 11a	Sunny	61°16° (likely 58°14° to 63°17°)	61°16°	0%	2 mph3 km/h from NW, gusts 5 mph9 km/h	62%	1%	3
Sat 12p	Sunny	66°19° (likely 62°17° to 67°19°)	66°19°	0%	2 mph3 km/h from NW, gusts 6 mph10 km/h	55%	0%	4
Sat 1p	Sunny	68°20° (likely 65°18° to 69°21°)	68°20°	0%	2 mph3 km/h from NW, gusts 6 mph10 km/h	53%	0%	5
Sat 2p	Sunny	69°21° (likely 67°19° to 71°22°)	69°21°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	53%	1%	5
Sat 3p	Sunny	70°21° (likely 68°20° to 71°22°)	70°21°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	53%	0%	4
Sat 4p	Sunny	70°21° (likely 68°20° to 71°22°)	70°21°	0%	3 mph5 km/h from NW, gusts 7 mph12 km/h	53%	3%	3
Sat 5p	Sunny	68°20° (likely 66°19° to 70°21°)	68°20°	0%	2 mph3 km/h from NW, gusts 8 mph13 km/h	57%	39%	2
Sat 6p	Clear	66°19° (likely 64°18° to 67°19°)	66°19°	0%	2 mph3 km/h from NW, gusts 8 mph13 km/h	64%	40%	1
Sat 7p	Clear	62°17° (likely 59°15° to 64°18°)	62°17°	0%	2 mph3 km/h from NW, gusts 8 mph13 km/h	67%	4%	0
Sat 8p	Clear	59°15° (likely 56°13° to 62°17°)	59°15°	0%	0 mph0 km/h, gusts 5 mph8 km/h	69%	0%	0
Sat 9p	Clear	57°14° (likely 53°12° to 60°16°)	57°14°	0%	0 mph0 km/h, gusts 3 mph4 km/h	72%	7%	0
Sat 10p	Clear	56°13° (likely 51°11° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 4 mph6 km/h	74%	2%	0
Sat 11p	Clear	55°13° (likely 49°9° to 58°14°)	55°13°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	76%	25%	0
Sun 12a	Clear	54°12° (likely 44°7° to 59°15°)	54°12°	0%	1 mph2 km/h from E, gusts 5 mph7 km/h	75%	0%	0
Sun 1a	Clear	53°12° (likely 43°6° to 58°14°)	53°12°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	73%	3%	0
Sun 2a	Clear	52°11° (likely 43°6° to 58°14°)	53°12°	0%	2 mph3 km/h from ESE, gusts 4 mph7 km/h	72%	2%	0
Sun 3a	Clear	52°11° (likely 42°6° to 57°14°)	52°11°	0%	2 mph3 km/h from ESE, gusts 4 mph6 km/h	72%	2%	0
Sun 4a	Clear	51°11° (likely 42°6° to 57°14°)	51°11°	0%	2 mph3 km/h from ESE, gusts 4 mph7 km/h	73%	2%	0
Sun 5a	Clear	50°10° (likely 41°5° to 56°13°)	50°10°	0%	1 mph2 km/h from ESE, gusts 4 mph7 km/h	75%	3%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 23. Cloudy. High 67°19°, low 46°8°. Typical 74°23° / 51°11°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Today: Areas of fog before 11am. Mostly sunny, with a high near 67. North northwest wind 1 to 9 mph, with gusts as high as 18 mph.
Tonight: Mostly clear, with a low around 46. North wind 2 to 6 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–68°20°
Low, likely
46°8°–55°13°
Typical high / low
74°23° / 51°11°
Wind
10 mph15 km/h, gusts 22 mph35 km/h
UV peak
5
Tomorrow, Oct 24. Mostly sunny. High 70°21°, low 48°9°. Typical 74°23° / 51°11°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny. High near 70, with temperatures falling to around 68 in the afternoon. East northeast wind around 3 mph.
Night: Mostly clear, with a low around 48. East northeast wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 70°21°).
High, likely
68°20°–71°22°
Low, likely
42°6°–51°11°
Typical high / low
74°23° / 51°11°
Wind
6 mph10 km/h, gusts 15 mph23 km/h
UV peak
5
Sunday, Oct 25. Cloudy. High 73°23°, low 48°9°. Typical 74°23° / 51°11°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73. North northwest wind 0 to 5 mph.
Night: Patchy fog after 5am. Mostly clear, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
70°21°–76°24°
Low, likely
44°7°–54°12°
Typical high / low
74°23° / 51°11°
Wind
7 mph12 km/h
UV peak
4
Monday, Oct 26. Fog. High 69°21°, low 46°8°. Typical 73°23° / 50°10°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 10am. Mostly sunny, with a high near 69.
Night: Patchy fog after 2am. Mostly clear, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–73°23°
Low, likely
43°6°–55°13°
Typical high / low
73°23° / 50°10°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
4
Tuesday, Oct 27. Fog. High 67°19°, low 47°8°. Typical 73°23° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog before 10am. Mostly sunny, with a high near 67.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
46°8°–52°11°
Typical high / low
73°23° / 50°10°
Wind
8 mph12 km/h, gusts 15 mph24 km/h
UV peak
3
Wednesday, Oct 28. Fog. High 67°19°, low 48°9°. Typical 73°23° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 10am. Partly sunny, with a high near 67.
Night: Patchy fog after 5am. Mostly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–70°21°
Low, likely
45°7°–50°10°
Typical high / low
73°23° / 50°10°
Wind
7 mph11 km/h, gusts 16 mph26 km/h
UV peak
4
Thursday, Oct 29. Fog. High 66°19°, low 48°9°. Typical 72°22° / 50°10°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 10am. Mostly sunny, with a high near 66.
Night: Patchy fog after 11pm. Partly cloudy, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–67°19°
Low, likely
48°9°–53°12°
Typical high / low
72°22° / 50°10°
Wind
5 mph8 km/h, gusts 11 mph18 km/h
Friday, Oct 30. Cloudy. High 67°19°, low 51°11°. Typical 72°22° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  20% chance · 0.02 in0.4 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–70°21°
Low, likely
45°7°–54°12°
Typical high / low
72°22° / 50°10°
Wind
7 mph10 km/h, gusts 16 mph26 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 66°19°, low 53°12°. Typical 72°22° / 49°9°. Rain 0.15 in3.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  20% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  30% chance · 0.04 in0.9 mm
3. Evening
  6 PM–midnight
  Drizzle, 60°16°
  30% chance · 0.06 in1.6 mm
4. Overnight
  midnight–6 AM
  Rain, 57°14°
  30% chance · 0.16 in4 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–70°21°
Low, likely
51°11°–54°12°
Typical high / low
72°22° / 49°9°
Wind
7 mph11 km/h, gusts 14 mph22 km/h
UV peak
3
Sunday, Nov 1. Rain. High 67°19°, low 56°13°. Typical 72°22° / 49°9°. Rain 0.49 in12 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  30% chance · 0.2 in5.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  20% chance · 0.05 in1.2 mm
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  20% chance · 0.08 in2.1 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–70°21°
Low, likely
51°11°–60°16°
Typical high / low
72°22° / 49°9°
Wind
10 mph16 km/h, gusts 27 mph43 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 67°, low 46°.
Tomorrow
Dry, high 70°, low 48°, warming up.
Sunday
Dry, high 73°, low 48°, warming up.
Rest of week
Mostly dry, highs 66–69°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (MTR) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Coyote Creek above Hwy 237 at Milpitas

2.1 mi

Below flood stage

Level: 5.5 ft
Flow: 27 cfs

Forecast peak 6.5 ft Fri 6 AM

Reading from Fri 4 AM · NWS gauge page

Upper Penitencia Creek at Piedmont Road

3.9 mi

Below flood stage

Level: 4.3 ft

Forecast peak 4.8 ft Fri 6 AM

Reading from Fri 4:30 AM · NWS gauge page

Guadalupe River (CA) above Hwy 101 at San Jose

4.7 mi

Below flood stage

Level: 5.5 ft
Flow: 51 cfs

Forecast peak 5.3 ft Fri 6 AM

Reading from Fri 4:30 AM · NWS gauge page

Berryessa Creek at Calaveras Road

0.1 mi

Below flood stage

Level: 4.0 ft
Flow: 102 cfs

Reading from Fri 4:35 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 29% less heating than a typical week.

This week 16Typical 22

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 4
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 54°F).

Open the windows?

Today, 3:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

San Jose · official normals 1991–2020 · records 1893–2026

Oct 23, today vs a typical year

Today’s expected high is 7°4° colder than typical.

Last 7 days vs normal

On average 1° warmer than normal (daily mean temperature).

+8°+4°SatOct 17
+1°±0°SunOct 18
±0°MonOct 19
−2°−1°TueOct 20
±0°WedOct 21
—ThuOct 22
—FriOct 23

Milpitas weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 56 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 21 min less
Golden hour: 5:43–6:36 PM; Morning 7:07–7:59 AM
Blue hour: 6:36–6:46 PM; Morning 6:56–7:07 AM; first light 6:56 AM

Stars tonight? Unknown

Cloud forecast not available for tonight.

Moon

Waxing gibbous

92% lit · growing

Today: sets 4:39 AM · rises 4:51 PM
Full moon: Oct 25
New moon: Nov 8

Looking northeast from Milpitas. The highest point on the skyline is about 3,100 ft, 8 mi away.Skyline from USGS elevation data, heights drawn up to 3× taller. Sky, sun and moon as they are now.

Milpitas, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Coyote Creek above Hwy 237 at Milpitas

Upper Penitencia Creek at Piedmont Road

Guadalupe River (CA) above Hwy 101 at San Jose

Berryessa Creek at Calaveras Road

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Unknown

Moon