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Weather in Fairfield, United States 🇺🇸

Current Weather in Fairfield

Heat Advisory issued October 6 at 9:02PM PDT until October 8 at 10:00PM PDT by NWS San Francisco CA
Sunny
34°C
Feels like 34°C. Sunny.
🌬️ 4 km/h ENE
💧 21% Humidity
🧭 1012 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 5.7
🌡️ Dew Point: 9°C
🌅 Sunrise: 07:09 AM
🌇 Sunset: 06:42 PM
Map Overlays:

The current temperature in Fairfield is 34°C, sunny, feeling like 34°C. Humidity sits at 21% and winds are near 4 km/h, and the UV index is 6 (high). The next few days in Fairfield look set for about 17°C up to 37°C. ⚠️ Heat Advisory issued October 6 at 9:02PM PDT until October 8 at 10:00PM PDT by NWS San Francisco CA

Hourly Forecast for Fairfield

14:00
Sunny
36°
0%
15:00
Sunny
36°
0%
16:00
Sunny
36°
0%
17:00
Sunny
34°
0%
18:00
Sunny
30°
0%
19:00
Clear
27°
0%
20:00
Clear
25°
1%
21:00
Clear
24°
1%
22:00
Clear
23°
1%
23:00
Clear
22°
1%
00:00
Clear
22°
1%
01:00
Clear
21°
1%
02:00
Clear
21°
1%
03:00
Clear
20°
1%
04:00
Clear
20°
1%
05:00
Clear
20°
1%
06:00
Clear
20°
1%
07:00
Clear
20°
1%
08:00
Sunny
21°
1%
09:00
Sunny
24°
1%
10:00
Sunny
28°
1%
11:00
Sunny
30°
0%
12:00
Sunny
33°
0%
13:00
Sunny
35°
0%

14-Day Forecast for Fairfield

Wed, Oct 07
Sunny Sunny
36° / 20°
Thu, Oct 08
Sunny Sunny
37° / 20°
Fri, Oct 09
Sunny Sunny
33° / 17°
Sat, Oct 10
Sunny Sunny
22° / 14°
Sun, Oct 11
Sunny Sunny
21° / 10°
Mon, Oct 12
Overcast Overcast
22° / 12°
Tue, Oct 13
Sunny Sunny
24° / 12°
Wed, Oct 14
Sunny Sunny
25° / 11°
Thu, Oct 15
Sunny Sunny
24° / 12°
Fri, Oct 16
Sunny Sunny
24° / 15°
Sat, Oct 17
Sunny Sunny
24° / 12°
Sun, Oct 18
Sunny Sunny
24° / 10°
Mon, Oct 19
Sunny Sunny
26° / 11°
Tue, Oct 20
Sunny Sunny
30° / 13°

Additional Forecasts for Fairfield

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 123.0 μg/m³
O₃ (Ozone) 118.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.6 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 6.6 μg/m³
PM10 (Coarse particles) 10.7 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Weather in United States ›

Best Time to Be Outside in Fairfield Today

The most comfortable window in Fairfield today looks like 16:00 to 19:00, when it is around 33°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Fairfield

What is the temperature in Fairfield right now?

Fairfield is sitting at 34°C (94°F) right now, sunny (feels like 34°C).

What's the weather like in Fairfield right now?

Right now Fairfield has Sunny, humidity 21%, wind 4 km/h ENE.

What is today's forecast for Fairfield?

Today in Fairfield: high 36°C, low 20°C, sunny. Chance of rain: 1%.

What is the 7-day weather forecast for Fairfield?

Daily highs and lows for Fairfield:

  • 2026-10-07: 36°C / 20°C
  • 2026-10-08: 37°C / 20°C
  • 2026-10-09: 33°C / 17°C
  • 2026-10-10: 22°C / 14°C
  • 2026-10-11: 21°C / 10°C
  • 2026-10-12: 22°C / 12°C
  • 2026-10-13: 24°C / 12°C
Is it going to rain in Fairfield today?

There is a 1% chance of rain in Fairfield today.

What is the wind speed in Fairfield right now?

Wind in Fairfield is currently 4 km/h (2 mph) from the ENE.

What is the UV index in Fairfield right now?

The UV index in Fairfield is currently 5.7 (moderate). Sun protection is recommended when the index is 3 or higher.

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