Sumter Weather Forecast
- 64
- 86
Increasing Clouds
- 64
- 87
Slight Chance Thunderstorms
- 64
- 86
Chance Thunderstorms
- 59
- 79
Chance Rain Showers
- 58
- 80
Chance Rain Showers
- 57
- 82
Chance Rain Showers
- 61
- 83
Partly Sunny
Today 1 May Sumter
Sunny. Near steady temperature in the mid 80s. South Winds 5 to 10 Mph.
Tonight 1 May Sumter
Partly cloudy. Lows in the mid 60s. South Winds 5 to 10 Mph.
Sumter Temperature Statistics
May Temperature
Sumter Airport (5 miles)
Lowest
–Average May
–Highest
–
Climate (2020–Present)
Sumter Airport (5 miles)
Average Low 2020–2025
53.1 °FAverage 2020–2025
64.1 °FAverage High 2020–2025
75.9 °F