Sumter County, GA Weather Tomorrow

Check tomorrow's local weather for Sumter County and explore a complete 5 day forecast covering precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Sumter County area.
Updated: Tue Sep 29th 2026 10:45 AM EDT
Sumter County, GA Weather – 9-29 – Sunny
90° / 60°
Sunny
Sumter County could see a sunny day with daytime highs of 90°F and nighttime lows near 60°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 7mph and gusts of 15.9mph at 1 PM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 38% at 11 PM and 18% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 11 AM, a lowest point of 29.9inHg at 6 PM with an avg 29.96inHg.
Sumter County, GA Weather – 9-30 – Sunny
91° / 66°

Weather Tomorrow

Sunny
Sumter County may see a sunny day, with daytime highs of 91°F and overnight lows near 66°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 10mph and gusts of 21mph at 10 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 72% at 6 AM and 32% being its lowest at 3 PM. Barometric pressure is its highest of 30.07inHg at 10 AM, a lowest point of 29.95inHg at 6 PM with an avg 30inHg.
Sumter County, GA Weather – 10-1 – Sunny
92° / 69°
Sunny
Sumter County may see sunshine, with daytime highs of 92°F and overnight lows near 69°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 11mph on average and gusts of 21.9mph at 1 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 94% at 6 AM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 30.1inHg at 11 AM, a lowest point of 29.98inHg at 6 PM with an avg 30.04inHg.
Sumter County, GA Weather – 10-2 – Overcast
87° / 73°
Overcast
Daytime highs will reach 87°F with lows dropping to 73°F in Sumter County, where it will be overcast. Rainfall predicted to have a 67% chance with an estimated 0.11in. Winds will be light at 10mph and gusts of 20mph at 2 AM. The humidity will be on the higher side, averaging about 69%, the maximum being 88% at 6 AM and 50% being its lowest at 3 PM. Barometric pressure is its highest of 30.09inHg at 10 PM, a lowest point of 30.02inHg at 5 PM with an avg 30.05inHg.
Sumter County, GA Weather – 10-3 – Overcast
84° / 72°
Overcast
Sumter County may see overcast, with daytime highs of 84°F and overnight lows near 72°F. The chance of rain is 87% with an estimated 0.48in. Winds will be light at 9mph and gusts of 15.2mph at 8 PM. High humidity with average of 82% is anticipated, the maximum being 96% at 8 PM and 59% being its lowest at 3 PM. Barometric pressure is its highest of 30.09inHg at 12 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.04inHg.
Sumter County, GA Weather – 10-4 – Light Rain Shower
73° / 70°
Light Rain Shower
Sumter County may see rain showers, with daytime highs of 73°F and overnight lows near 70°F. The chance of rain is 92% with an estimated 0.42in. Winds will be light at 5mph and gusts of 6.3mph at 11 AM. High humidity with average of 93% is anticipated, the maximum being 97% at 9 PM and 90% being its lowest at 8 AM. Barometric pressure is its highest of 30.04inHg at 11 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.01inHg.

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