Gallatin National Forest Weather Forecast
- 39
- 63
Rain Showers Likely
- 32
- 47
Chance Rain Showers
- 34
- 50
Mostly Sunny
- 38
- 58
Mostly Sunny
- 40
- 59
Mostly Sunny
- 36
- 54
Chance Thunderstorms
- 34
- 47
Chance Snow Showers
Today 6 Sep Absaroka/Beartooth Mountains
Sunny. Highs in the mid 70s. South Winds 10 to 20 Mph.
Tonight 6 Sep Absaroka/Beartooth Mountains
Chance of rain Showers in the Evening, then rain Showers and slight chance of Thunderstorms overnight. Lows around 40. Southwest Winds 5 to 15 Mph. Chance of precipitation 80 percent.
Gallatin National Forest Temperature Statistics
September Temperature
Livingston, Mission Field Airport (37.3 miles)
Lowest 1 September, 2026
45.6 °FAverage September
65.3 °FHighest 4 September, 2026
84 °F
Climate (2021–2026)
Livingston, Mission Field Airport (37.3 miles)
Average Low 2021–2026
34.7 °FAverage 2021–2026
47.5 °FAverage High 2021–2026
60.2 °F