Rosario Weather & Climate

Argentina

Rosario sees feels-like daytime highs peak around 34.3°C in January and nighttime lows bottom out near 7.4°C in July. March is the wettest month (~138 mm), while July is the driest (~24 mm). For sunshine, January leads with about 72% clear skies.

Best time to visit Rosario

Based on mild feels-like temperatures and low rain chances, the most comfortable months are April, October, and November — expect around 16.226.2°C with roughly 26% chance of rain on a given day in April.

Rosario climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January22.7° / 34.3°31%120 mm72%12.3 kph
February21.7° / 32.9°31%129 mm72%12 kph
March20.2° / 30.6°31%138 mm72%12.1 kph
April16.2° / 26.2°26%107 mm66%12.2 kph
May12.1° / 20.8°17%60 mm56%12.4 kph
June8.5° / 17.1°11%28 mm53%12.8 kph
July7.4° / 16.6°10%24 mm56%13.4 kph
August8.6° / 18.9°12%34 mm60%14 kph
September11.2° / 22.6°18%54 mm64%14.5 kph
October15.5° / 26.2°29%102 mm68%14.5 kph
November18.8° / 29.8°31%111 mm70%14 kph
December21.2° / 32.2°33%125 mm72%13.1 kph

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

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