Observed 6:47 AM PDT at KPAO

Palo Alto, CA weather

Overcast and 59°15°.

Mostly agree

Now 59°15°

Cloudy

Wind: Calm; Up to 9 mph14 km/h through 7 PM
Dew point: 54°12°; Comfortable
UV index: 0Low; Moderate 12–4 PM · peak 4
Air quality: 33Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.04 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 until 8 AM
Fog today 9–10 AM
Above 60°16° today by 11 AM
High 69°21° today at 3 PM
Below 60°16° tonight after 8 PM

This morningUp to 61°16° by 11 AM · Partly cloudy
This afternoonUp to 69°21° by 3 PM · Partly cloudy
TonightDown to 50°10° by 5 AM · Clear
Tomorrow morningUp to 63°17° by 11 AM · Clear
Tomorrow afternoonUp to 72°22° 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 7a	Fog	53°12° (likely 51°11° to 58°14°)	53°12°	0%	0 mph0 km/h, gusts 3 mph6 km/h	97%	51%	0
Fri 8a	Mostly sunny	53°12° (likely 51°11° to 57°14°)	53°12°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	99%	36%	0
Fri 9a	Fog	56°13° (likely 55°13° to 58°14°)	56°13°	0%	2 mph3 km/h from N, gusts 6 mph9 km/h	98%	61%	0
Fri 10a	Mostly cloudy	59°15° (likely 58°14° to 60°16°)	59°15°	0%	3 mph5 km/h from N, gusts 8 mph13 km/h	94%	64%	1
Fri 11a	Cloudy	61°16° (likely 59°15° to 62°17°)	61°16°	0%	6 mph10 km/h from NNW, gusts 10 mph16 km/h	90%	76%	1
Fri 12p	Partly sunny	64°18° (likely 60°16° to 64°18°)	65°18°	0%	7 mph11 km/h from N, gusts 13 mph20 km/h	86%	79%	3
Fri 1p	Partly sunny	66°19° (likely 62°17° to 66°19°)	66°19°	0%	7 mph11 km/h from N, gusts 13 mph21 km/h	82%	47%	4
Fri 2p	Partly sunny	67°19° (likely 63°17° to 67°19°)	67°19°	0%	8 mph13 km/h from N, gusts 14 mph23 km/h	76%	41%	4
Fri 3p	Mostly sunny	69°21° (likely 64°18° to 69°21°)	69°21°	0%	8 mph13 km/h from NNW, gusts 14 mph23 km/h	69%	25%	3
Fri 4p	Sunny	69°21° (likely 64°18° to 69°21°)	69°21°	0%	9 mph14 km/h from NNW, gusts 15 mph24 km/h	65%	14%	2
Fri 5p	Sunny	68°20° (likely 64°18° to 68°20°)	68°20°	0%	8 mph13 km/h from NNW, gusts 13 mph20 km/h	65%	9%	2
Fri 6p	Clear	66°19° (likely 61°16° to 66°19°)	66°19°	0%	7 mph11 km/h from NW, gusts 11 mph18 km/h	71%	3%	1
Fri 7p	Clear	61°16° (likely 57°14° to 61°16°)	61°16°	0%	7 mph11 km/h from WNW, gusts 11 mph18 km/h	79%	0%	0
Fri 8p	Clear	59°15° (likely 54°12° to 59°15°)	59°15°	0%	6 mph10 km/h from W, gusts 11 mph17 km/h	80%	0%	0
Fri 9p	Clear	58°14° (likely 53°12° to 59°15°)	58°14°	0%	6 mph10 km/h from W, gusts 10 mph16 km/h	80%	1%	0
Fri 10p	Clear	57°14° (likely 52°11° to 58°14°)	57°14°	0%	5 mph8 km/h from W, gusts 8 mph12 km/h	80%	0%	0
Fri 11p	Clear	56°13° (likely 51°11° to 58°14°)	56°13°	0%	5 mph8 km/h from WSW, gusts 8 mph13 km/h	80%	0%	0
Sat 12a	Clear	55°13° (likely 50°10° to 58°14°)	55°13°	0%	3 mph5 km/h from WSW, gusts 8 mph13 km/h	77%	0%	0
Sat 1a	Clear	54°12° (likely 49°9° to 57°14°)	54°12°	0%	2 mph3 km/h from WSW, gusts 7 mph11 km/h	77%	0%	0
Sat 2a	Clear	52°11° (likely 49°9° to 55°13°)	52°11°	0%	2 mph3 km/h from W, gusts 6 mph10 km/h	76%	0%	0
Sat 3a	Clear	52°11° (likely 49°9° to 55°13°)	52°11°	0%	2 mph3 km/h from SW, gusts 8 mph12 km/h	76%	0%	0
Sat 4a	Clear	51°11° (likely 50°10° to 55°13°)	51°11°	0%	1 mph2 km/h from WSW, gusts 7 mph12 km/h	75%	0%	0
Sat 5a	Clear	50°10° (likely 50°10° to 56°13°)	50°10°	0%	2 mph3 km/h from SSE, gusts 6 mph9 km/h	73%	0%	0
Sat 6a	Clear	50°10° (likely 49°9° to 54°12°)	50°10°	0%	2 mph3 km/h from SSE, gusts 6 mph9 km/h	72%	0%	0
Sat 7a	Sunny	50°10° (likely 49°9° to 54°12°)	50°10°	0%	2 mph3 km/h from SSE, gusts 8 mph12 km/h	71%	0%	0
Sat 8a	Sunny	50°10° (likely 49°9° to 54°12°)	50°10°	0%	2 mph3 km/h from ENE, gusts 8 mph13 km/h	70%	0%	0
Sat 9a	Sunny	55°13° (likely 53°12° to 61°16°)	55°13°	0%	2 mph3 km/h from ENE, gusts 9 mph14 km/h	65%	0%	1
Sat 10a	Sunny	59°15° (likely 58°14° to 64°18°)	59°15°	0%	2 mph3 km/h from ENE, gusts 7 mph11 km/h	57%	0%	2
Sat 11a	Sunny	63°17° (likely 60°16° to 67°19°)	63°17°	0%	5 mph8 km/h from NNE, gusts 10 mph16 km/h	48%	0%	3
Sat 12p	Sunny	66°19° (likely 63°17° to 69°21°)	66°19°	0%	5 mph8 km/h from NNE, gusts 10 mph17 km/h	46%	0%	4
Sat 1p	Sunny	69°21° (likely 65°18° to 70°21°)	69°21°	0%	5 mph8 km/h from NNE, gusts 10 mph16 km/h	43%	1%	5
Sat 2p	Sunny	71°22° (likely 67°19° to 72°22°)	71°22°	0%	5 mph8 km/h from NNW, gusts 9 mph15 km/h	42%	1%	5
Sat 3p	Sunny	72°22° (likely 67°19° to 73°23°)	72°22°	0%	5 mph8 km/h from NNW, gusts 8 mph13 km/h	42%	1%	4
Sat 4p	Sunny	72°22° (likely 67°19° to 72°22°)	72°22°	0%	5 mph8 km/h from NNW, gusts 8 mph13 km/h	42%	35%	3
Sat 5p	Sunny	71°22° (likely 67°19° to 71°22°)	71°22°	0%	2 mph3 km/h from NNW, gusts 7 mph11 km/h	43%	40%	2
Sat 6p	Clear	68°20° (likely 63°17° to 68°20°)	68°20°	0%	2 mph3 km/h from NNW, gusts 6 mph10 km/h	51%	40%	1
Sat 7p	Clear	64°18° (likely 58°14° to 64°18°)	64°18°	0%	2 mph3 km/h from NNW, gusts 4 mph7 km/h	58%	39%	0
Sat 8p	Clear	59°15° (likely 55°13° to 60°16°)	59°15°	0%	1 mph2 km/h from WNW, gusts 5 mph9 km/h	63%	40%	0
Sat 9p	Clear	57°14° (likely 53°12° to 58°14°)	57°14°	0%	1 mph2 km/h from WNW, gusts 5 mph9 km/h	66%	35%	0
Sat 10p	Clear	56°13° (likely 52°11° to 56°13°)	56°13°	0%	1 mph2 km/h from WNW, gusts 6 mph9 km/h	67%	29%	0
Sat 11p	Clear	55°13° (likely 51°11° to 56°13°)	55°13°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	68%	10%	0
Sun 12a	Clear	54°12° (likely 51°11° to 55°13°)	54°12°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	69%	1%	0
Sun 1a	Clear	53°12° (likely 50°10° to 55°13°)	53°12°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	69%	1%	0
Sun 2a	Clear	52°11° (likely 50°10° to 55°13°)	52°11°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	69%	2%	0
Sun 3a	Clear	51°11° (likely 50°10° to 54°12°)	51°11°	0%	1 mph2 km/h from SE, gusts 3 mph6 km/h	69%	2%	0
Sun 4a	Clear	51°11° (likely 49°9° to 54°12°)	51°11°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	68%	2%	0
Sun 5a	Clear	50°10° (likely 48°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 4 mph6 km/h	69%	2%	0
Sun 6a	Clear	49°9° (likely 48°9° to 54°12°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	71%	21%	0

Days ahead

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

Today, Oct 23. Fog. High 69°21°, low 49°9°. Typical 74°23° / 51°11°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Fog, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Today: Areas of fog before 10am. Mostly sunny, with a high near 69. North northwest wind 0 to 9 mph.
Tonight: Mostly clear, with a low around 49. West wind 1 to 7 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–69°21°
Low, likely
49°9°–56°13°
Typical high / low
74°23° / 51°11°
Wind
9 mph14 km/h, gusts 23 mph36 km/h
UV peak
5
Tomorrow, Oct 24. Mostly sunny. High 72°22°, low 48°9°. Typical 74°23° / 51°11°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 72. North northeast wind around 5 mph.
Night: Mostly clear, with a low around 48. Northwest 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 72°22°).
High, likely
67°19°–73°23°
Low, likely
48°9°–53°12°
Typical high / low
74°23° / 51°11°
Wind
8 mph13 km/h, gusts 24 mph38 km/h
UV peak
5
Sunday, Oct 25. Mostly sunny. High 74°23°, low 49°9°. Typical 74°23° / 51°11°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 74. North wind 0 to 3 mph.
Night: Mostly clear, with a low around 49.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–76°24°
Low, likely
49°9°–53°12°
Typical high / low
74°23° / 51°11°
Wind
5 mph8 km/h, gusts 15 mph24 km/h
UV peak
4
Monday, Oct 26. Fog. High 70°21°, low 48°9°. Typical 73°23° / 50°10°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 55°13°
  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 between 7am and 9am. Mostly sunny, with a high near 70.
Night: Mostly clear, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–73°23°
Low, likely
47°8°–53°12°
Typical high / low
73°23° / 50°10°
Wind
8 mph13 km/h, gusts 23 mph37 km/h
UV peak
4
Tuesday, Oct 27. Fog. High 69°21°, low 48°9°. Typical 73°23° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog between 7am and 9am. Mostly sunny, with a high near 69.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–69°21°
Low, likely
45°7°–51°11°
Typical high / low
73°23° / 50°10°
Wind
8 mph13 km/h, gusts 19 mph30 km/h
UV peak
5
Wednesday, Oct 28. Fog. High 68°20°, low 49°9°. Typical 73°23° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy fog between 7am and 9am. Partly sunny, with a high near 68.
Night: Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
47°8°–50°10°
Typical high / low
73°23° / 50°10°
Wind
6 mph9 km/h, gusts 15 mph24 km/h
UV peak
4
Thursday, Oct 29. Fog. High 67°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, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog between 7am and 9am. Mostly sunny, with a high near 67.
Night: Partly cloudy, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–67°19°
Low, likely
48°9°–52°11°
Typical high / low
72°22° / 50°10°
Wind
5 mph9 km/h, gusts 15 mph23 km/h
Friday, Oct 30. Cloudy. High 65°18°, low 50°10°. Typical 72°22° / 50°10°. Rain 0.14 in3.6 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°14°
  20% chance · 0.1 in2.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 52°11°
  20% chance · 0.03 in0.7 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
62°17°–68°20°
Low, likely
46°8°–54°12°
Typical high / low
72°22° / 50°10°
Wind
7 mph12 km/h, gusts 21 mph34 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 65°18°, low 52°11°. Typical 72°22° / 49°9°. Rain 0.26 in6.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  30% chance · 0.06 in1.4 mm
2. Afternoon
  noon–6 PM
  Drizzle, 65°18°
  30% chance · 0.1 in2.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  30% chance · 0.12 in3 mm
4. Overnight
  midnight–6 AM
  Rain, 56°13°
  30% chance · 0.23 in5.7 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
58°14°–70°21°
Low, likely
51°11°–53°12°
Typical high / low
72°22° / 49°9°
Wind
5 mph9 km/h, gusts 13 mph22 km/h
UV peak
3
Sunday, Nov 1. Rain. High 66°19°, low 55°13°. Typical 72°22° / 49°9°. Rain 0.7 in18 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 57°14°
  30% chance · 0.23 in5.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 64°18°
  30% chance · 0.11 in2.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  30% chance · 0.26 in6.6 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°–68°20°
Low, likely
51°11°–59°15°
Typical high / low
72°22° / 49°9°
Wind
13 mph20 km/h, gusts 36 mph57 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 69°, low 49°.
Tomorrow
Dry, high 72°, low 48°, warming up.
Sunday
Dry, high 74°, low 49°.
Rest of week
Mostly dry, highs 65–70°.

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

San Francisquito Creek at Stanford University

3.1 mi

Below flood stage

Level: 0.3 ft
Flow: under 1 cfs

Forecast peak 0.3 ft Fri 7 AM

Reading from Fri 5:45 AM · NWS gauge page

Matadero Creek at Lambert Avenue

1.8 mi

Level: 2.5 ft
Flow: under 1 cfs

Reading from Fri 5:30 AM · NWS gauge page

Adobe Creek above Foothill College

2.8 mi

Level: 0.9 ft
Flow: 1 cfs

Reading from Fri 5:30 AM · NWS gauge page

Los Trancos Creek at Arastradero Road (LTAA)

2.9 mi

Flow: under 1 cfs

Reading from Fri 4:30 AM · NWS gauge page

For your home

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

Heating this week

About 37% less heating than a typical week.

This week 14Typical 22

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 54°F).

Open the windows?

Today, 11:00 AM–7:00 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 5°3° 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

Palo Alto 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: 5:44–6:37 PM; Morning 7:08–8:00 AM
Blue hour: 6:37–6:47 PM; Morning 6:57–7:08 AM; first light 6:57 AM

Stars tonight? Good

Clear 6:47 PM–6:58 AM; moon 96% lit, sets 5:47 AM.

Moon

Waxing gibbous

92% lit · growing

Today: sets 4:40 AM · rises 4:52 PM
Full moon: Oct 25
New moon: Nov 8

Looking south from Palo Alto. The highest point on the skyline is about 3,400 ft, 26 mi away.Skyline from USGS elevation data, heights drawn up to 4× taller. Sky, sun and moon as they are now.