Three Forks, MT
Climate overview — based on NOAA 1991-2020 normals from TRIDENT, MT US.
Year-round temperatures (°F)
Climate summary
Three Forks has an annual average temperature of 45.4°F with about 13 inches of precipitation per year. The warmest month is July (average high 84.7°F), and the coldest is December (average low 15.2°F). June is typically the wettest month (2.36 in) and February the driest (0.29 in).
Best time to visit Three Forks
Full guide →Climate change signal
All-time records →9 of 366 (2.5%) of Three Forks's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1920s | 70 | |
| 1930s | 122 | |
| 1940s | 15 | |
| 1950s | 28 | |
| 1960s | 26 | |
| 1970s | 15 | |
| 1980s | 35 | |
| 1990s | 24 | |
| 2000s | 17 | |
| 2010s | 6 | |
| 2020s | 8 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 33.4°F | 15.5°F | 24.4°F | 0.40 in | — | 5 |
| February | 37.1°F | 17.7°F | 27.4°F | 0.29 in | — | 5 |
| March | 47.8°F | 25.9°F | 36.9°F | 0.66 in | — | 6 |
| April | 56.2°F | 32.7°F | 44.5°F | 1.47 in | — | 9 |
| May | 65.7°F | 41.5°F | 53.6°F | 2.18 in | — | 11 |
| June | 73.9°F | 48.5°F | 61.2°F | 2.36 in | — | 11 |
| July | 84.7°F | 53.7°F | 69.2°F | 1.37 in | — | 7 |
| August | 83.7°F | 51.0°F | 67.3°F | 0.98 in | — | 6 |
| September | 73.3°F | 43.3°F | 58.3°F | 1.10 in | — | 6 |
| October | 58.2°F | 33.4°F | 45.8°F | 0.92 in | — | 7 |
| November | 42.4°F | 22.9°F | 32.7°F | 0.63 in | — | 5 |
| December | 32.9°F | 15.2°F | 24.0°F | 0.67 in | — | 5 |
Climate twins of Three Forks
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).