Weatheo

La Rioja Weather by Month

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

Warmest month

January

32°C average high

Coolest month

July

7°C average low

Wettest month

February

134 mm of rain

Driest month

August

6 mm of rain

Average temperature and rainfall in La Rioja 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°C22°C14°C / 41°C
51 mm
54%9 km/h
February30°C21°C11°C / 42°C
134 mm
63%8 km/h
March27°C18°C9°C / 40°C
84 mm
67%8 km/h
April24°C15°C5°C / 33°C
56 mm
71%7 km/h
May20°C11°C1°C / 31°C
26 mm
68%7 km/h
June17°C8°C-1°C / 33°C
14 mm
68%6 km/h
July17°C7°C-6°C / 33°C
9 mm
66%6 km/h
August20°C9°C-3°C / 36°C
6 mm
54%7 km/h
September24°C11°C-2°C / 38°C
12 mm
49%8 km/h
October26°C15°C1°C / 41°C
20 mm
50%10 km/h
November29°C19°C8°C / 40°C
30 mm
50%10 km/h
December31°C21°C12°C / 42°C
31 mm
51%10 km/h

Best time to visit La Rioja

The most comfortable time to visit La Rioja 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 474 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 134 mm, roughly 22× the rainfall of the driest month (August).

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

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