Fort Smith Weather & Climate

United States of America

Fort Smith sees feels-like daytime highs peak around 42.1°C in July and nighttime lows bottom out near 0°C in January. May is the wettest month (~134 mm), while January is the driest (~61 mm). For sunshine, July leads with about 69% clear skies.

Best time to visit Fort Smith

Based on mild feels-like temperatures and low rain chances, the most comfortable months are October, April, and May — expect around 14.326.9°C with roughly 27% chance of rain on a given day in October.

Fort Smith climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January0° / 9.5°16%61 mm53%10.7 kph
February2.9° / 13.2°17%62 mm52%11.4 kph
March8.3° / 20.3°26%91 mm54%12 kph
April14° / 26.3°34%110 mm59%11.7 kph
May20.5° / 32.5°42%134 mm58%10.2 kph
June26.7° / 38.4°37%102 mm63%8.7 kph
July29.3° / 42.1°30%74 mm69%7.8 kph
August28.2° / 41.9°28%74 mm69%7.8 kph
September22.3° / 34.5°29%94 mm69%8.7 kph
October14.3° / 26.9°27%102 mm67%9.8 kph
November7.6° / 18.1°24%99 mm59%10.3 kph
December1.9° / 10.9°19%83 mm54%10.5 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

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