Clewiston Weather in September

With daytime temperatures of 32°C (90°F) and nighttime lows of 23°C (73°F), September in Clewiston brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 147 mm (5.8 in) falls on average.

Rainfall in Clewiston in September

This month experiences about 21 days of rain according to historical data, averaging 147 mm (5.8 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Clewiston in September

Temperatures in Clewiston in September top out at 32°C (90°F) and drop to 23°C (73°F) overnight. It's usually most comfortable outside during the morning and later in the day. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, November and December typically offer the best circumstances for Clewiston.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Clewiston's climate page.

Clewiston Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 71%  

Precipitation 147 mm (5.8 in)  

Rainy days 21 days  

What to Wear in Clewiston in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Clewiston in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Clewiston's climate page.

More climate data for Clewiston

Temperature Rainfall

See the full Clewiston climate overview or explore weather in the United States of America.