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Weather & Climate
Mountrail County, North Dakota, United States
Overview
Climate data and monthly weather averages for Mountrail County.
Key Metrics
Annual Avg
5.9°C
Summer Avg
20.4°C
Winter Avg
-9.1°C
Record High
41.3°C
Record Low
-38.1°C
Annual Precipitation
459.2 mm
Avg Humidity
69%
Summer Humidity
58%
Winter Humidity
86%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 10.7° | -10.1° | -38.1° | 14.3 | 88% | 52 | 63 |
| Feb | 15.4° | -9° | -34.5° | 11.5 | 83% | 79 | 78.8 |
| Mar | 23.9° | -1.2° | -29.5° | 20.5 | 71% | 123 | 70 |
| Apr | 31.1° | 5.7° | -18.7° | 32.1 | 61% | 146 | 60.9 |
| May | 32.7° | 12.4° | -5.2° | 70.4 | 59% | 182 | 60.5 |
| Jun | 36.8° | 18.2° | 2.5° | 91.5 | 61% | 192 | 55.3 |
| Jul | 41.3° | 22.4° | 7.9° | 59.5 | 56% | 209 | 78.5 |
| Aug | 39.4° | 20.7° | 5.2° | 48.4 | 57% | 172 | 59.2 |
| Sep | 35.4° | 14.7° | -2.4° | 48.3 | 61% | 121 | 54.7 |
| Oct | 28.7° | 5.9° | -14.4° | 30.7 | 68% | 78 | 67.1 |
| Nov | 19.4° | -1.4° | -25.1° | 15.3 | 76% | 46 | 73.1 |
| Dec | 10.9° | -8.1° | -33.1° | 16.7 | 86% | 36 | 61.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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