Live Weather & Forecast

Weather in Sumter Lake

Georgia, United States · Real-time conditions & 3-day outlook

Flag of United States
Sunny
24°C
Feels like 25°C
76°F / Feels 77°F
Sunny
Sumter Lake, Georgia
🌞 Daytime
Updated: 2026-04-13 12:30
💧
Humidity
47%
💨
Wind
10.8 km/h SSW
🌬️
Wind Gust
12.4 km/h
🌡️
Pressure
1027 mb
👁️
Visibility
16 km
☀️
UV Index
6.6 (High)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
0%
💦
Dew Point
11.9°C
🌐
Wind Degree
209°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
144.9 μg/m³
NO₂
2.5 μg/m³
O₃
137 μg/m³
SO₂
2.4 μg/m³
PM 2.5
5 μg/m³
PM 10
6 μg/m³

Weather Alerts 2

Met · Moderate · Expected
Special Weather Statement issued April 12 at 10:32PM EDT by NWS Peachtree City GA

Relative Humidities of 30 percent or less can be expected for 4 or more hours Monday afternoon into the evening. Winds will be southwest at 5 to 12 mph. With dry fuels and ongoing drought conditions, high fire danger conditions can be expected. Please refer to your local burn permitting authorities whether you may burn outdoors. If you do burn outside, use extreme caution.

Met · Severe · Expected
Red Flag Warning issued April 13 at 4:41AM EDT until April 13 at 8:00PM EDT by NWS Peachtree City GA

Default overview section The National Weather Service in Peachtree City has issued a Red Flag Warning for low relative humidities and gusty winds in portions of north Georgia, which is in effect from noon to 8 PM EDT Monday. Due to ongoing drought and lack of rainfall, critical fire weather conditions are reached at relative humidity values of 30% or less. * Affected Area...North Georgia includi...

This warning includes the Chattahoochee National Forests. A Red Flag Warning means that critical fire weather conditions are either occurring...or will occur within 24 hours. Please refer to the local burn permitting authorities on whether you may burn outdoors. If you do burn outside...use extreme...

Today's Hourly Forecast

24-hour breakdown for Sumter Lake, Georgia

12 AM
Clear
19°
Clear
💧 36% 💨 10.1 km/h
1 AM
Clear
18°
Clear
💧 40% 💨 7.6 km/h
2 AM
Clear
17°
Clear
💧 43% 💨 12.2 km/h
3 AM
Clear
16°
Clear
💧 48% 💨 12.2 km/h
4 AM
Clear
15°
Clear
💧 53% 💨 11.9 km/h
5 AM
Clear
14°
Clear
💧 56% 💨 8.3 km/h
6 AM
Clear
14°
Clear
💧 66% 💨 7.9 km/h
7 AM
Clear
14°
Clear
💧 73% 💨 6.1 km/h
8 AM
Sunny
16°
Sunny
💧 76% 💨 5.8 km/h
9 AM
Sunny
18°
Sunny
💧 67% 💨 6.5 km/h
10 AM
Sunny
21°
Sunny
💧 57% 💨 6.8 km/h
11 AM
Sunny
25°
Sunny
💧 48% 💨 9.4 km/h
12 PM
Sunny
24°
Sunny
💧 47% 💨 10.8 km/h
1 PM
Sunny
29°
Sunny
💧 31% 💨 11.5 km/h
2 PM
Sunny
30°
Sunny
💧 27% 💨 12.6 km/h
3 PM
Sunny
31°
Sunny
💧 26% 💨 14 km/h
4 PM
Sunny
31°
Sunny
💧 24% 💨 14.4 km/h
5 PM
Sunny
30°
Sunny
💧 22% 💨 13 km/h
6 PM
Sunny
29°
Sunny
💧 23% 💨 11.5 km/h
7 PM
Sunny
27°
Sunny
💧 23% 💨 10.8 km/h
8 PM
Sunny
25°
Sunny
💧 26% 💨 7.2 km/h
9 PM
Clear
23°
Clear
💧 29% 💨 5 km/h
10 PM
Clear
21°
Clear
💧 32% 💨 5.4 km/h
11 PM
Clear
20°
Clear
💧 35% 💨 6.1 km/h

3-Day Forecast

Daily overview for Sumter Lake, Georgia

Today
Sunny
Sunny
31° / 13°
🌧️ 0% chance of rain
💧 Avg. humidity: 42%
💨 Max wind: 14.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.1
🌅 Sunrise: 07:09 AM
🌇 Sunset: 08:07 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
Sunny
30° / 18°
🌧️ 0% chance of rain
💧 Avg. humidity: 50%
💨 Max wind: 13.7 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.3
🌅 Sunrise: 07:08 AM
🌇 Sunset: 08:08 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Sunny
Sunny
30° / 19°
🌧️ 0% chance of rain
💧 Avg. humidity: 49%
💨 Max wind: 14 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.6
🌅 Sunrise: 07:07 AM
🌇 Sunset: 08:09 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Sumter Lake

Plan your trip to Sumter Lake, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Sumter Lake 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Sumter Lake?
Current conditions in Sumter Lake: Sunny, temperature 24°C, humidity 47%.
What is the best time to visit Sumter Lake?
The best time to visit Sumter Lake is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Sumter Lake?
Sumter Lake is located at approximately 34° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Sumter Lake?
The wettest period in Sumter Lake is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Sumter Lake?
For visits to Sumter Lake during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Sumter Lake in?
Sumter Lake is located in United States, in the state of Georgia.
What are the public holidays in Sumter Lake in 2026?
View the 2026 public holidays for Sumter Lake on our Holidays page.
What are the GPS coordinates used for the weather forecast in Sumter Lake?
The weather forecast for Sumter Lake uses coordinates 34.0035, -84.4605.