Weatheo

Gualeguaychú Weather by Month

Average temperatures, rainfall and humidity for Gualeguaychú, Argentina, month by month, built from OpenWeather’s historical records. Use it to see what a typical Gualeguaychú month looks like before you travel — then check the live Gualeguaychú forecast for the days ahead.

Warmest month

January

32°C average high

Coolest month

July

7°C average low

Wettest month

February

151 mm of rain

Driest month

June

23 mm of rain

Average temperature and rainfall in Gualeguaychú by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January32°C19°C9°C / 43°C
55 mm
59%11 km/h
February31°C18°C6°C / 44°C
151 mm
64%11 km/h
March28°C16°C5°C / 41°C
56 mm
69%11 km/h
April24°C14°C3°C / 36°C
67 mm
74%11 km/h
May20°C10°C0°C / 32°C
40 mm
76%10 km/h
June17°C7°C-5°C / 29°C
23 mm
71%10 km/h
July17°C7°C-2°C / 29°C
31 mm
72%11 km/h
August20°C8°C-4°C / 32°C
27 mm
66%11 km/h
September22°C10°C-1°C / 39°C
29 mm
64%12 km/h
October25°C13°C2°C / 39°C
48 mm
65%13 km/h
November28°C16°C7°C / 41°C
55 mm
59%13 km/h
December31°C18°C7°C / 44°C
58 mm
57%12 km/h

Best time to visit Gualeguaychú

The most comfortable time to visit Gualeguaychú is generally April and September to October, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around February, totalling about 641 mm a year.

Travellers who prefer heat should aim for January, when highs average 32°C. February is the month to avoid if rain would spoil your plans — it averages 151 mm, roughly 7× the rainfall of the driest month (June).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Gualeguaychú forecast for what is happening now.

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