Rock Springs Weather & Climate

United States of America

Rock Springs sees feels-like daytime highs peak around 28.8°C in July and nighttime lows bottom out near -10.2°C in January. May is the wettest month (~19 mm), while January is the driest (~1 mm). For sunshine, July leads with about 75% clear skies.

Best time to visit Rock Springs

Based on mild feels-like temperatures and low rain chances, the most comfortable months are August, July, and June — expect around 14.326.9°C with roughly 11% chance of rain on a given day in August.

Rock Springs climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January-10.2° / -3.4°1%1 mm52%17.8 kph
February-7.7° / -0.4°2%2 mm49%18.2 kph
March-3.5° / 4.9°3%4 mm48%18.5 kph
April0.5° / 11.3°8%10 mm51%18.1 kph
May5.9° / 17.3°14%19 mm55%16.6 kph
June11.4° / 24.5°11%14 mm68%15.7 kph
July14.8° / 28.8°9%10 mm75%13.8 kph
August14.3° / 26.9°11%12 mm75%13.5 kph
September9.1° / 21°10%15 mm73%14.6 kph
October2.5° / 12.5°7%11 mm63%15.9 kph
November-4.7° / 3°3%4 mm55%17.1 kph
December-9.6° / -2.4°1%1 mm52%17.6 kph

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

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