Polson, MT
Climate overview — based on NOAA 1991-2020 normals from POLSON, MT US.
Year-round temperatures (°F)
Climate summary
Polson has an annual average temperature of 46.2°F with about 15 inches of precipitation per year. The warmest month is July (average high 82.8°F), and the coldest is January (average low 22.0°F). June is typically the wettest month (2.44 in) and August the driest (0.76 in).
Best time to visit Polson
Full guide →Climate change signal
All-time records →2 of 366 (0.5%) of Polson'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.
| 1900s | 5 | |
| 1910s | 37 | |
| 1920s | 35 | |
| 1930s | 70 | |
| 1940s | 19 | |
| 1950s | 20 | |
| 1960s | 20 | |
| 1970s | 33 | |
| 1980s | 45 | |
| 1990s | 35 | |
| 2000s | 40 | |
| 2010s | 7 |
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 | 22.0°F | 27.7°F | 0.94 in | — | 11 |
| February | 36.9°F | 22.0°F | 29.4°F | 0.79 in | — | 8 |
| March | 47.3°F | 28.2°F | 37.8°F | 0.89 in | — | 8 |
| April | 56.2°F | 33.6°F | 44.9°F | 1.43 in | — | 10 |
| May | 65.8°F | 40.8°F | 53.3°F | 1.99 in | — | 11 |
| June | 72.3°F | 47.3°F | 59.8°F | 2.44 in | — | 12 |
| July | 82.8°F | 53.3°F | 68.0°F | 0.84 in | — | 5 |
| August | 82.2°F | 52.5°F | 67.3°F | 0.76 in | — | 5 |
| September | 70.9°F | 45.6°F | 58.3°F | 1.19 in | — | 7 |
| October | 55.6°F | 35.7°F | 45.6°F | 1.59 in | — | 9 |
| November | 41.3°F | 27.3°F | 34.3°F | 1.22 in | — | 10 |
| December | 33.1°F | 22.0°F | 27.6°F | 0.93 in | — | 10 |
Climate twins of Polson
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).