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Clewiston (FL) Weather and Climate: A Comprehensive Guide

Temperatures in Clewiston experience a moderate degree of variance through the seasons. Days can be very warm, while the cooler months tend to be warm. It is also known for its large amounts of rainfall. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Clewiston experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a very warm 33°C in August to a comfortable 24°C in the coolest month, January.

Nights are cooler, with lows often dropping to around 11°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Clewiston has a notably wet climate with abundant precipitation, recording 1108 mm of rainfall per year. The climate in Clewiston shows significant variation throughout the year. Expect heavy rainfall in August, with an average of 220 mm of precipitation over 25 rainy days.

In contrast, November offers drier and sunnier days, with around 19 mm of rainfall over 6 rainy days. For more details, please visit our Clewiston Precipitation page.

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

Forecast for Clewiston (FL)

Sat   Dec 21
19°C | 8°C
N 6 m/s
almost clear and no rain

almost clear and no rain

Sun   Dec 22
22°C | 8°C
NE 5 m/s
almost clear and no rain

almost clear and no rain

Mon   Dec 23
24°C | 14°C
NE 4 m/s
almost clear and no rain

almost clear and no rain

The best time of year to visit Clewiston 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 months have the greatest rainfall in Clewiston?
    Most rainfall (rainy season) is seen in June, July and August.
  • Which is the warmest month in Clewiston?
    August has an average maximum temperature of 33°C and is the warmest month of the year.
  • Which is the coldest month in Clewiston?
    The coldest month is January with an average maximum temperature of 24°C.
  • Which is the wettest month in Clewiston?
    August tops the wettest month list with 220 mm of rainfall.
  • Which is the driest month in Clewiston?
    November is the driest month with 19 mm of precipitation.

  • 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.