Serra Weather & Climate: Best Time to Visit

Visitors to Serra can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a very warm 31°C (88°F) in August, the warmest time of the year, to a moderate 15°C (59°F) during cooler months like January.

At night, you can expect temperatures ranging from 17°C (63°F) in August to around 6°C (43°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Serra experiences moderate precipitation patterns, averaging 781 mm (31 in) yearly. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives high rainfall, averaging 107 mm (4.2 in) of precipitation, recorded across 12 rainy days. In contrast, the driest month July brings less rainfall, with 7.3 mm (0.3 in) over 4 rainy days. For more details, please visit our Serra Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Serra. While July receives considerable daily sunshine with up to 10.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.6 hours of sunlight per 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 Serra.

The city experiences its highest humidity in January, reaching 78%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year