Observed 3:48 AM PDT at KSUU

Fairfield, CA weather

Overcast and 57°14°.

Forecasts agree

Now 57°14°

Cloudy

Wind: 7 mph11 km/h; From the southwest. Up to 14 mph23 km/h through 5 PM
Dew point: 54°12°; Comfortable · down to 40°4° by 4 PM
UV index: 0Low; Moderate 12–4 PM · peak 4
Air quality: 12Good; Main pollutant: Ozone
Pressure: 29.97 inHg1015 hPa; Rising slowly · +0.03 inHg+0.9 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 53°12° today at 8 AM
Above 60°16° today by 10 AM
High 70°21° today at 4 PM
Below 60°16° tonight after 8 PM

This morningUp to 62°17° by 11 AM · Mostly cloudy
This afternoonUp to 70°21° by 4 PM · Clear
TonightDown to 54°12° by 4 AM · Clear
Tomorrow morningUp to 64°18° by 11 AM · Clear
Tomorrow afternoonUp to 74°23° by 4 PM · Clear
Tomorrow nightDown to 51°11° by 3 AM · Clear

Hourly forecast, next 47 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 5a	Cloudy	54°12° (likely 53°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	97%	90%	0
Fri 6a	Cloudy	54°12° (likely 53°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	95%	91%	0
Fri 7a	Cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	1 mph2 km/h from NNW, gusts 3 mph4 km/h	97%	87%	0
Fri 8a	Cloudy	53°12° (likely 53°12° to 57°14°)	53°12°	0%	1 mph2 km/h from N, gusts 4 mph6 km/h	98%	86%	0
Fri 9a	Cloudy	56°13° (likely 56°13° to 59°15°)	56°13°	0%	5 mph8 km/h from N, gusts 10 mph16 km/h	98%	86%	0
Fri 10a	Partly sunny	60°16° (likely 60°16° to 62°17°)	60°16°	0%	10 mph16 km/h from NNE, gusts 11 mph18 km/h	91%	52%	1
Fri 11a	Partly sunny	62°17° (likely 62°17° to 64°18°)	62°17°	0%	14 mph23 km/h from NNE, gusts 14 mph23 km/h	82%	59%	2
Fri 12p	Mostly sunny	64°18° (likely 63°17° to 66°19°)	64°18°	0%	14 mph23 km/h from NNE, gusts 17 mph27 km/h	70%	51%	3
Fri 1p	Mostly sunny	67°19° (likely 66°19° to 68°20°)	67°19°	0%	13 mph21 km/h from NNE, gusts 18 mph28 km/h	60%	21%	4
Fri 2p	Sunny	68°20° (likely 68°20° to 69°21°)	68°20°	0%	12 mph19 km/h from N, gusts 18 mph29 km/h	53%	4%	4
Fri 3p	Sunny	69°21° (likely 69°21° to 71°22°)	69°21°	0%	12 mph19 km/h from N, gusts 20 mph32 km/h	43%	0%	3
Fri 4p	Sunny	70°21° (likely 69°21° to 71°22°)	70°21°	0%	10 mph16 km/h from N, gusts 19 mph30 km/h	34%	0%	2
Fri 5p	Sunny	69°21° (likely 67°19° to 71°22°)	69°21°	0%	8 mph13 km/h from N, gusts 18 mph29 km/h	35%	0%	2
Fri 6p	Clear	66°19° (likely 62°17° to 68°20°)	66°19°	0%	6 mph10 km/h from NNW, gusts 11 mph18 km/h	40%	0%	1
Fri 7p	Clear	63°17° (likely 57°14° to 63°17°)	63°17°	0%	5 mph8 km/h from NW, gusts 8 mph13 km/h	44%	0%	0
Fri 8p	Clear	59°15° (likely 54°12° to 59°15°)	59°15°	0%	3 mph5 km/h from W, gusts 6 mph10 km/h	46%	0%	0
Fri 9p	Clear	58°14° (likely 53°12° to 58°14°)	58°14°	0%	3 mph5 km/h from WNW, gusts 8 mph12 km/h	49%	0%	0
Fri 10p	Clear	57°14° (likely 52°11° to 58°14°)	57°14°	0%	5 mph8 km/h from NW, gusts 9 mph15 km/h	50%	0%	0
Fri 11p	Clear	57°14° (likely 51°11° to 58°14°)	57°14°	0%	6 mph10 km/h from NNW, gusts 8 mph12 km/h	50%	0%	0
Sat 12a	Clear	58°14° (likely 52°11° to 58°14°)	58°14°	0%	7 mph11 km/h from NNW, gusts 6 mph10 km/h	45%	0%	0
Sat 1a	Clear	58°14° (likely 51°11° to 58°14°)	58°14°	0%	9 mph14 km/h from NNW, gusts 6 mph10 km/h	43%	1%	0
Sat 2a	Clear	57°14° (likely 50°10° to 58°14°)	57°14°	0%	10 mph16 km/h from N, gusts 6 mph10 km/h	43%	0%	0
Sat 3a	Clear	56°13° (likely 50°10° to 57°14°)	56°13°	0%	10 mph16 km/h from N, gusts 4 mph6 km/h	44%	0%	0
Sat 4a	Clear	54°12° (likely 49°9° to 56°13°)	54°12°	0%	10 mph16 km/h from N, gusts 4 mph7 km/h	45%	9%	0
Sat 5a	Clear	54°12° (likely 49°9° to 55°13°)	54°12°	0%	9 mph14 km/h from N, gusts 4 mph7 km/h	45%	9%	0
Sat 6a	Clear	54°12° (likely 49°9° to 54°12°)	54°12°	0%	9 mph14 km/h from N, gusts 4 mph7 km/h	46%	9%	0
Sat 7a	Sunny	52°11° (likely 48°9° to 53°12°)	52°11°	0%	9 mph14 km/h from N, gusts 4 mph7 km/h	48%	10%	0
Sat 8a	Sunny	52°11° (likely 47°8° to 54°12°)	52°11°	0%	9 mph14 km/h from NNE, gusts 4 mph7 km/h	50%	12%	0
Sat 9a	Sunny	56°13° (likely 51°11° to 57°14°)	56°13°	0%	9 mph14 km/h from NNE, gusts 5 mph7 km/h	48%	10%	1
Sat 10a	Sunny	61°16° (likely 59°15° to 63°17°)	61°16°	0%	9 mph14 km/h from NNE, gusts 11 mph17 km/h	40%	0%	2
Sat 11a	Sunny	64°18° (likely 63°17° to 68°20°)	64°18°	0%	10 mph16 km/h from NNE, gusts 14 mph23 km/h	36%	0%	3
Sat 12p	Sunny	68°20° (likely 66°19° to 71°22°)	68°20°	0%	10 mph16 km/h from NNE, gusts 13 mph21 km/h	32%	1%	4
Sat 1p	Sunny	71°22° (likely 68°20° to 73°23°)	71°22°	0%	10 mph16 km/h from NNE, gusts 10 mph16 km/h	30%	0%	5
Sat 2p	Sunny	72°22° (likely 69°21° to 75°24°)	72°22°	0%	6 mph10 km/h from NNE, gusts 8 mph13 km/h	30%	3%	5
Sat 3p	Sunny	73°23° (likely 70°21° to 76°24°)	73°23°	0%	6 mph10 km/h from NNE, gusts 6 mph9 km/h	30%	0%	4
Sat 4p	Sunny	74°23° (likely 70°21° to 76°24°)	74°23°	0%	6 mph10 km/h from NNE, gusts 6 mph10 km/h	30%	4%	3
Sat 5p	Sunny	72°22° (likely 70°21° to 75°24°)	72°22°	0%	2 mph3 km/h from NE, gusts 7 mph12 km/h	32%	8%	2
Sat 6p	Clear	69°21° (likely 68°20° to 70°21°)	69°21°	0%	2 mph3 km/h from NE, gusts 10 mph15 km/h	40%	36%	1
Sat 7p	Clear	64°18° (likely 63°17° to 64°18°)	64°18°	0%	2 mph3 km/h from NE, gusts 9 mph14 km/h	50%	0%	0
Sat 8p	Clear	59°15° (likely 58°14° to 62°17°)	59°15°	0%	0 mph0 km/h, gusts 7 mph12 km/h	59%	0%	0
Sat 9p	Clear	56°13° (likely 55°13° to 59°15°)	56°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	65%	0%	0
Sat 10p	Clear	55°13° (likely 52°11° to 58°14°)	55°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	68%	0%	0
Sat 11p	Clear	55°13° (likely 50°10° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	70%	4%	0
Sun 12a	Clear	54°12° (likely 46°8° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	71%	1%	0
Sun 1a	Clear	53°12° (likely 45°7° to 56°13°)	53°12°	0%	0 mph0 km/h, gusts 4 mph6 km/h	70%	4%	0
Sun 2a	Mostly clear	52°11° (likely 44°7° to 55°13°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	70%	4%	0
Sun 3a	Mostly clear	51°11° (likely 43°6° to 55°13°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	72%	9%	0

Days ahead

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

Today, Oct 23. Cloudy. High 70°21°, low 52°11°. Typical 76°24° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  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, 54°12°
  Dry
Official NWS forecast
Today: Haze before 9am. Mostly sunny, with a high near 70. North wind 0 to 14 mph, with gusts as high as 23 mph.
Tonight: Haze. Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
69°21°–71°22°
Low, likely
51°11°–54°12°
Typical high / low
76°24° / 48°9°
Wind
12 mph19 km/h, gusts 22 mph35 km/h
UV peak
5
Tomorrow, Oct 24. Sunny. High 74°23°, low 46°8°. Typical 76°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 48°9°
  Dry
Official NWS forecast
Day: Sunny, with a high near 74. North northeast wind 2 to 10 mph, with gusts as high as 29 mph.
Night: Mostly clear, with a low around 46. North northeast wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–76°24°
Low, likely
46°8°–53°12°
Typical high / low
76°24° / 48°9°
Wind
8 mph13 km/h, gusts 20 mph32 km/h
UV peak
5
Sunday, Oct 25. Mostly sunny. High 73°23°, low 48°9°. Typical 75°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–73°23°
Low, likely
42°6°–51°11°
Typical high / low
75°24° / 48°9°
Wind
7 mph12 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 70°21°, low 48°9°. Typical 75°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
45°7°–53°12°
Typical high / low
75°24° / 48°9°
Wind
12 mph19 km/h, gusts 24 mph39 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 69°21°, low 48°9°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: 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
67°19°–72°22°
Low, likely
42°6°–50°10°
Typical high / low
74°23° / 47°8°
Wind
10 mph16 km/h, gusts 19 mph31 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 68°20°, low 48°9°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–71°22°
Low, likely
45°7°–49°9°
Typical high / low
74°23° / 47°8°
Wind
6 mph10 km/h, gusts 13 mph20 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 67°19°, low 50°10°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 67.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–67°19°
Low, likely
47°8°–53°12°
Typical high / low
74°23° / 47°8°
Wind
7 mph12 km/h, gusts 15 mph23 km/h
UV peak
2
Friday, Oct 30. Cloudy. High 68°20°, low 52°11°. Typical 73°23° / 47°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–72°22°
Low, likely
46°8°–57°14°
Typical high / low
73°23° / 47°8°
Wind
7 mph12 km/h, gusts 19 mph30 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 66°19°, low 52°11°. Typical 73°23° / 47°8°. Rain 0.12 in3 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 67°20°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 60°15°
  30% chance · 0.07 in1.8 mm
4. Overnight
  midnight–6 AM
  Drizzle, 54°12°
  30% chance · 0.18 in4.5 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
48°9°–55°13°
Typical high / low
73°23° / 47°8°
Wind
8 mph12 km/h, gusts 16 mph26 km/h
UV peak
4
Sunday, Nov 1. Showers. High 65°18°, low 54°12°. Typical 72°22° / 46°8°. Rain 0.85 in22 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 54°12°
  20% chance · 0.35 in9 mm
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  30% chance · 0.06 in1.5 mm
3. Evening
  6 PM–midnight
  Showers, 60°15°
  20% chance · 0.35 in8.9 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°–67°19°
Low, likely
49°9°–59°15°
Typical high / low
72°22° / 46°8°
Wind
12 mph19 km/h, gusts 23 mph37 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 52°.
Tomorrow
Dry, high 74°, low 46°, warming up.
Sunday
Dry, high 73°, low 48°.
Rest of week
Mostly dry, highs 65–70°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (STO) (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

Napa River near Napa

16 mi

Below flood stage

Level: 2.1 ft
Flow: 2 cfs

Forecast peak 2.0 ft Fri 8 AM

Reading from Fri 3:45 AM · NWS gauge page

Tulucay Creek at Shurtleff Avenue

13 mi

Below flood stage

Level: 0.1 ft

Reading from Thu 8:05 PM · NWS gauge page

Napa River at Lincoln Avenue

14 mi

Below flood stage

Level: 2.1 ft

Reading from Fri 3:35 AM · NWS gauge page

Milliken Creek at Atlas Peak Road

14 mi

Below flood stage

Level: 0.4 ft

Reading from Fri 3:30 AM · NWS gauge page

For your home

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

Heating this week

About 57% less heating than a typical week.

This week 11Typical 27

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 54°F).

Open the windows?

Today, 10:00 AM–7:00 PM

Good stretch to open the windows.

Is this typical?

NAPA STATE HOSPITAL · official normals 1991–2020 · records 1893–2026

Oct 23, today vs a typical year

Today’s expected high is 6°3° colder than typical.

Last 7 days vs normal

On average 2°1° warmer than normal (daily mean temperature).

+10°+5°SatOct 17
+3°+2°SunOct 18
—MonOct 19
−3°−2°TueOct 20
+1°±0°WedOct 21
+1°±0°ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 54 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 24 min less
Golden hour: 5:42–6:35 PM; Morning 7:08–8:01 AM
Blue hour: 6:35–6:46 PM; Morning 6:58–7:08 AM; first light 6:58 AM

Stars tonight? Poor

Clouds most of the night (about 91% cover).

Moon

Waxing gibbous

91% lit · growing

Today: sets 4:40 AM · rises 4:51 PM
Full moon: Oct 25
New moon: Nov 8

Looking northwest from Fairfield. The highest point on the skyline is about 2,800 ft, 10 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Fairfield, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Napa River near Napa

Tulucay Creek at Shurtleff Avenue

Napa River at Lincoln Avenue

Milliken Creek at Atlas Peak Road

For your home

Heating this week

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Poor

Moon