Mercedes Weather & Climate: Best Time to Visit

In Mercedes, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 32°C (90°F) in January, the warmest time of the year, to a pleasant 20°C (68°F) during cooler months like July.

At night, you can expect temperatures ranging from 20°C (68°F) in January to around 9°C (48°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Mercedes experiences significant rainfall throughout the year, averaging 1406 mm (55 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, March it receives heavy snowfall, averaging 168 mm (6.6 in) of precipitation, recorded across . In contrast, the driest month July brings less snowfall, with 52 mm (2 in) over . For more details, please visit our Mercedes Precipitation page.

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

Seasonal changes in sunshine hours are quite dramatic in Mercedes. While December receives considerable daily sunshine with up to 9.7 hours, June marks the darkest time of the year, where sunshine is scarce with only 5.4 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 Mercedes.

The city experiences its highest humidity in June, reaching 81%. In December, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year