Sumter Weather in September
September in Sumter brings high temperatures, with highs of 29°C (84°F) and nights dropping to 18°C (64°F). Rainfall is on the higher side this month, averaging around 105 mm (4.1 in), so keep a rain jacket handy.
Rainfall in Sumter in September
Historically, September sees about 10 days of rain, with a monthly average of 105 mm (4.1 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Sumter in September
In September, Sumter sees high temperatures, with highs of 29°C (84°F). Nights drop to around 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.Should you favor a climate that's both dry and comfortably warm, April and May typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sumter's climate page.
Sumter Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
29°C (84°F)
Chance of Rain
33%
Precipitation
105 mm (4.1 in)
Rainy days
10 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sumter in September
Warm but pleasant conditions in Sumter in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.What To Do in Sumter in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sumter's climate page.
See the full Sumter climate overview or explore weather in the United States of America.
