Fairfield, MT Weather Forecast
Local 7-day forecast
Mostly Sunny then Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Fairfield, MT in one place.
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 69. West northwest wind 6 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.
Local Weather Overview
This forecast page for Fairfield, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 20, 2026 9:57 PM MDT.
The active forecast window currently covers Apr 22 to Apr 27, 2026 for Fairfield, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 27, 2026
- Latest sync
- Apr 20, 2026 9:57 PM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Fairfield
Wednesday looks like the warmest upcoming period in Fairfield at 69 degrees F.
Friday Night is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Thursday at about 26 mph NNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 20, 2026 9:57 PM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KTFX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before 9pm, then rain between 9pm and midnight, then rain and snow between midnight and 3am, then rain and snow. Cloudy, with a low around 31. Northwest wind around 24 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of less than half an inch possible.
Snow. Mostly cloudy, with a high near 42. North northwest wind around 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
A chance of snow. Mostly cloudy, with a low around 26. North northwest wind 13 to 22 mph, with gusts as high as 31 mph. New snow accumulation of less than half an inch possible.
A chance of snow. Partly sunny, with a high near 41. North northwest wind 13 to 21 mph, with gusts as high as 30 mph.
Mostly cloudy, with a low around 23.
Partly sunny, with a high near 45.
Partly cloudy, with a low around 24.
Mostly sunny, with a high near 49.
Partly cloudy, with a low around 27.
Partly sunny, with a high near 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Mostly Sunny then Showers And Thunderstorms Likely
|
69°F |
6 to 23 mph
WNW
|
|
Wednesday Night
Apr 22
|
Showers And Thunderstorms then Rain And Snow
|
31°F |
24 mph
NW
|
|
Thursday
Apr 23
|
Light Snow
|
42°F |
26 mph
NNW
|
|
Thursday Night
Apr 23
|
Chance Light Snow
|
26°F |
13 to 22 mph
NNW
|
|
Friday
Apr 24
|
Chance Light Snow
|
41°F |
13 to 21 mph
NNW
|
|
Friday Night
Apr 24
|
Mostly Cloudy
|
23°F |
6 to 16 mph
NW
|
|
Saturday
Apr 25
|
Partly Sunny
|
45°F |
5 to 12 mph
NNW
|
|
Saturday Night
Apr 25
|
Partly Cloudy
|
24°F |
5 to 10 mph
NNW
|
|
Sunday
Apr 26
|
Mostly Sunny
|
49°F |
5 to 9 mph
N
|
|
Sunday Night
Apr 26
|
Partly Cloudy
|
27°F |
5 to 10 mph
NNE
|
|
Monday
Apr 27
|
Partly Sunny
|
55°F |
5 to 10 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Fairfield.