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Weather & Climate
Hill County, Montana, United States
Overview
Climate data and monthly weather averages for Hill County.
Key Metrics
Annual Avg
7.2°C
Summer Avg
20.1°C
Winter Avg
-5°C
Record High
39.2°C
Record Low
-33.9°C
Annual Precipitation
404.9 mm
Avg Humidity
63%
Summer Humidity
50%
Winter Humidity
79%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 12.7° | -5.4° | -33.9° | 18.6 | 81% | 41 | 63.9 |
| Feb | 16.4° | -4.7° | -33.1° | 17.4 | 76% | 64 | 65.5 |
| Mar | 25.6° | 1° | -31.7° | 20.8 | 67% | 108 | 66 |
| Apr | 30° | 6.4° | -12.8° | 38.7 | 59% | 146 | 60.9 |
| May | 32.7° | 12.3° | -5.5° | 64.8 | 56% | 182 | 63.6 |
| Jun | 36.9° | 17.3° | 1.8° | 73.2 | 55% | 199 | 58.8 |
| Jul | 39.2° | 22.4° | 8.4° | 32.2 | 47% | 221 | 50.4 |
| Aug | 38.5° | 20.6° | 4.3° | 32.9 | 48% | 180 | 48.7 |
| Sep | 35.4° | 14.5° | -5.9° | 36 | 55% | 126 | 54.9 |
| Oct | 30.7° | 6.6° | -12.5° | 30.7 | 64% | 82 | 61.8 |
| Nov | 20.2° | 0.3° | -22.6° | 21.3 | 73% | 45 | 66.6 |
| Dec | 10.3° | -4.9° | -31° | 18.3 | 79% | 31 | 61.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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