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Weather & Climate
Williams County, North Dakota, United States
Overview
Climate data and monthly weather averages for Williams County.
Key Metrics
Annual Avg
5.9°C
Summer Avg
20.4°C
Winter Avg
-8.9°C
Record High
41.1°C
Record Low
-37.5°C
Annual Precipitation
424.3 mm
Avg Humidity
68%
Summer Humidity
55%
Winter Humidity
85%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 11° | -9.9° | -37.5° | 15.5 | 88% | 52 | 60.7 |
| Feb | 16.5° | -8.8° | -35.6° | 12.9 | 82% | 79 | 76.6 |
| Mar | 24.6° | -1.2° | -31.5° | 20.5 | 70% | 123 | 67.1 |
| Apr | 31.6° | 5.8° | -18.1° | 31.5 | 60% | 146 | 71.6 |
| May | 33.7° | 12.5° | -5.3° | 66.3 | 57% | 182 | 68.3 |
| Jun | 38.2° | 18.1° | 2.8° | 81 | 58% | 192 | 52.7 |
| Jul | 41° | 22.4° | 7.6° | 53.3 | 53% | 209 | 75.4 |
| Aug | 41.1° | 20.7° | 4.8° | 42.2 | 54% | 172 | 53.4 |
| Sep | 35.5° | 14.6° | -3.5° | 40.8 | 59% | 121 | 52.8 |
| Oct | 28.4° | 5.8° | -15.1° | 27.6 | 67% | 78 | 64.1 |
| Nov | 20.4° | -1.4° | -23.8° | 15.3 | 76% | 46 | 69.2 |
| Dec | 10.4° | -8° | -34.7° | 17.4 | 86% | 36 | 59.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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