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Weather & Climate
Colstrip, Montana, United States
Overview
Climate data and monthly weather averages for Colstrip.
Key Metrics
Annual Avg
9.2°C
Summer Avg
22.5°C
Winter Avg
-2.8°C
Record High
44.6°C
Record Low
-31.4°C
Annual Precipitation
414.5 mm
Avg Humidity
58%
Summer Humidity
47%
Winter Humidity
70%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 17° | -3° | -28° | 13.3 | 72% | 57 | 59.7 |
| Feb | 19.5° | -2.6° | -25.1° | 16 | 68% | 79 | 69 |
| Mar | 27.8° | 2.9° | -31.4° | 23.9 | 62% | 121 | 62.1 |
| Apr | 32.1° | 7.8° | -12° | 45.3 | 58% | 147 | 62 |
| May | 36.3° | 13.4° | -4.1° | 86.8 | 56% | 182 | 67.6 |
| Jun | 40.4° | 19.4° | 2.4° | 59.4 | 53% | 207 | 53.6 |
| Jul | 44.6° | 24.9° | 8.7° | 35.3 | 44% | 226 | 56.4 |
| Aug | 42.2° | 23.2° | 5.5° | 32.9 | 43% | 189 | 71.4 |
| Sep | 38.9° | 17.1° | -1.3° | 36 | 48% | 138 | 55.2 |
| Oct | 33.9° | 8.5° | -14.5° | 36.9 | 59% | 91 | 59.8 |
| Nov | 24.8° | 2.2° | -23.2° | 14.1 | 64% | 58 | 60.3 |
| Dec | 15.9° | -2.9° | -27.8° | 14.6 | 71% | 45 | 62.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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