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Mercedes (TX) Weather and Climate: A Comprehensive Guide

Mercedes experiences great temperature shifts. The city's weather can transition from very hot days to pleasant weather. It maintains moderate precipitation patterns. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Mercedes is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very hot 36°C in August to a pleasant 21°C in the coolest month, January.

Nights are cooler, with lows often dropping to around 9°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Mercedes receives mid-range precipitation levels, with 672 mm annually. The climate in Mercedes shows significant variation throughout the year. Expect high rainfall in September, with an average of 153 mm of precipitation over 13 rainy days.

In contrast, February offers drier and sunnier days, with around 23 mm of rainfall over 5 rainy days. For more details, please visit our Mercedes Precipitation page.

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

Sunshine over the year

For those who appreciate different seasons, Mercedes serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.9 hours of sunshine daily, and embrace the darker days in January, offering only 4.4 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Brownsville, the United States of America (55 KM, 34 Miles).

Daily hours of sunshine

Data from: Brownsville, the United States of America (55 KM, 34 Miles).

Forecast for Mercedes (TX)

Fri   Dec 27
30°C | 20°C
SE 4 m/s
almost clear and no rain

almost clear and no rain

Sat   Dec 28
30°C | 18°C
S 5 m/s
almost clear and no rain

almost clear and no rain

Sun   Dec 29
28°C | 14°C
N 3 m/s
clear and no rain

clear and no rain

The best time of year to visit Mercedes in the United States of America

During the months of January, February and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Mercedes?
    August has an average maximum temperature of 36°C and is the warmest month of the year.
  • Which is the coldest month in Mercedes?
    The coldest month is January with an average maximum temperature of 21°C.
  • Which is the wettest month in Mercedes?
    September tops the wettest month list with 153 mm of rainfall.
  • Which is the driest month in Mercedes?
    February is the driest month with 23 mm of precipitation.
  • Which is the sunniest month in Mercedes?
    July is the sunniest month with an average of 326 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.