National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

FAIRFIELD (FAFI)

Lat: 43.30833°NLon: 114.825°WElev: 5039.0ft.

NA

27°F

-3°C

Humidity 97%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 22 Nov 12:00 AM MST
Extended Forecast for

Fairfield ID

  • Overnight

    Overnight: Areas of dense fog. Otherwise, partly cloudy, with a steady temperature around 27. Light west southwest wind.

    Low: 27 °F

    Areas Dense
    Fog

  • Saturday

    Saturday: Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 46. Calm wind becoming east around 6 mph in the morning.

    High: 46 °F

    Patchy Dense
    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog before 11pm, then patchy fog after 2am. Otherwise, mostly clear, with a low around 21. Calm wind becoming north around 5 mph.

    Low: 21 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 48. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 48 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. West wind 5 to 10 mph.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Areas of dense fog. Otherwise, partly cloudy, with a steady temperature around 27. Light west southwest wind.
Saturday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 46. Calm wind becoming east around 6 mph in the morning.
Saturday Night
Patchy fog before 11pm, then patchy fog after 2am. Otherwise, mostly clear, with a low around 21. Calm wind becoming north around 5 mph.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 48. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 23. West wind 5 to 10 mph.
Monday
Sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Thanksgiving Day
A slight chance of rain and snow. Partly sunny, with a high near 48. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Friday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfield ID
 43.34°N 114.8°W (Elev. 5075 ft)
Last Update:
6:40 pm MST Nov 21, 2025
Forecast Valid:
12am MST Nov 22, 2025-6pm MST Nov 28, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation