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Weather & Climate
Dawson County, Montana, United States
Overview
Climate data and monthly weather averages for Dawson County.
Key Metrics
Annual Avg
7.5°C
Summer Avg
21.4°C
Winter Avg
-5.9°C
Record High
43.3°C
Record Low
-31.1°C
Annual Precipitation
384.8 mm
Avg Humidity
63%
Summer Humidity
51%
Winter Humidity
79%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 14.2° | -6.5° | -31.1° | 10.5 | 81% | 52 | 65.2 |
| Feb | 18.7° | -5.9° | -28.3° | 10.4 | 75% | 76 | 78.9 |
| Mar | 26.8° | 0.8° | -29.1° | 16.4 | 65% | 119 | 70.2 |
| Apr | 31° | 6.6° | -15.5° | 33.9 | 58% | 147 | 62.2 |
| May | 33.7° | 13° | -4.8° | 77.2 | 56% | 183 | 68.9 |
| Jun | 40.8° | 18.8° | 2.1° | 67.5 | 55% | 200 | 58.8 |
| Jul | 43.3° | 23.6° | 8.8° | 46.5 | 49% | 218 | 64.1 |
| Aug | 40.3° | 21.7° | 5.8° | 36.6 | 50% | 180 | 59.9 |
| Sep | 37.3° | 15.5° | -2.8° | 36.9 | 55% | 127 | 54.9 |
| Oct | 31.2° | 6.9° | -14.4° | 24.8 | 64% | 85 | 66.4 |
| Nov | 22° | 0.3° | -22.3° | 11.4 | 71% | 51 | 66.1 |
| Dec | 13.6° | -5.4° | -31.1° | 12.7 | 80% | 38 | 61.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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