Chascomús Weather & Climate: Best Time to Visit

The climate in Chascomús is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 30°C (86°F) in January to a moderate 15°C (59°F) in July.

Nighttime temperatures range from 17°C (63°F) in January to 5°C (41°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Chascomús receives mid-range precipitation levels, with 983 mm (39 in) annually. The amount of precipitation varies moderately throughout the year. The wettest month, February, sees around 103 mm (4.1 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, May, still receives a respectable 60 mm (2.4 in) of rainfall. For more details, please visit our Chascomús Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Chascomús, summer days are longer and more sunny, with daily sunshine hours peaking at 9.7 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 4.6 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Chascomús.

The city experiences its highest humidity in July, reaching 86%. In January, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year