United States of America
Williston sees feels-like daytime highs peak around 31.6°C in July and nighttime lows bottom out near -15.7°C in January. June is the wettest month (~58 mm), while January is the driest (~1 mm). For sunshine, July leads with about 72% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are June, August, and July — expect around 14.2–26.6°C with roughly 29% chance of rain on a given day in June.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | -15.7° / -7.8° | 0% | 1 mm | 38% | 18.4 kph |
| February | -12.7° / -4.5° | 1% | 1 mm | 39% | 18.5 kph |
| March | -6.1° / 3.7° | 3% | 6 mm | 42% | 19.2 kph |
| April | 1.6° / 12.9° | 10% | 19 mm | 48% | 19.4 kph |
| May | 8.6° / 21.1° | 22% | 45 mm | 52% | 18.8 kph |
| June☀ | 14.2° / 26.6° | 29% | 58 mm | 60% | 17.6 kph |
| July☀ | 17.8° / 31.6° | 25% | 47 mm | 72% | 16.2 kph |
| August☀ | 16.1° / 31.3° | 20% | 32 mm | 71% | 16.2 kph |
| September | 10° / 23° | 15% | 27 mm | 63% | 17.5 kph |
| October | 1.9° / 13.3° | 9% | 19 mm | 54% | 18.3 kph |
| November | -7.1° / 2° | 2% | 5 mm | 46% | 18.3 kph |
| December | -13.9° / -6.4° | 0% | 1 mm | 41% | 18.4 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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