Mercedes Weather & Climate: Best Time to Visit

Visitors to Mercedes can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a very warm 32°C (90°F) in January, the warmest time of the year, to a moderate 17°C (63°F) during cooler months like July.

At night, you can expect temperatures ranging from 19°C (66°F) in January to around 7°C (45°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Mercedes is known for its substantial rainfall, with annual precipitation reaching 1240 mm (49 in). While rainfall varies throughout the year, each season offers its own charm. April brings wetter days averaging 136 mm (5.4 in) of precipitation, spread over 8 rainy days.

In contrast, the driest month July experiences a drier climate, with about 67 mm (2.6 in) of rainfall spread across 8 rainy days. For more details, please visit our Mercedes 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 Mercedes. While January receives considerable daily sunshine with up to 9.6 hours, June 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 Mercedes.

The city experiences its highest humidity in June, reaching 80%. In December, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed over the year ranges from 2 m/s (4 knots) in April to 4 m/s (8 knots) in September. What does this mean?

The mean monthly wind speed over the year (meters per second)