Fallon County, MT Weather Forecast
County weather hub
Partly Sunny then Slight Chance Rain Showers
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A slight chance of rain showers after noon. Partly sunny. High near 62, with temperatures falling to around 60 in the afternoon. West wind 6 to 14 mph. Chance of precipitation is 20%.
County Weather Overview
This county weather page brings together forecast coverage for Fallon County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Fallon County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 15 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 3:18 AM MDT
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Fallon County
Wednesday looks like the warmest upcoming period in Fallon County at 62 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Thursday at about 14 to 18 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 3:18 AM MDT
- Coverage
- 2 days
- Time zone
- America/Denver
- Forecast office
- BYZ
- Radar station
- KGGW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy. Low around 35, with temperatures rising to around 37 overnight. Northwest wind around 13 mph. Chance of precipitation is 40%.
A slight chance of rain and snow showers. Mostly cloudy. High near 50, with temperatures falling to around 48 in the afternoon. Northwest wind 14 to 18 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Partly Sunny then Slight Chance Rain Showers
|
62°F |
6 to 14 mph
W
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers then Slight Chance Rain And Snow Showers
|
35°F |
13 mph
NW
|
|
Thursday
Apr 16
|
Slight Chance Rain And Snow Showers
|
50°F |
14 to 18 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Fallon County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Fallon County.
