Live Weather & Forecast
Weather in Decatur
Georgia, United States · Real-time conditions & 3-day outlook
31°C
Feels like 29°C
87°F / Feels 85°F
Sunny
Decatur, Georgia
🌞 Daytime
Updated: 2026-04-12 14:30
Humidity
22%
Wind
15.1 km/h SSE
Wind Gust
17.4 km/h
Pressure
1026 mb
Visibility
16 km
UV Index
9.5
(Very High)
Precipitation
0 mm
Cloud Cover
25%
Dew Point
10.3°C
Wind Degree
158°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
165.9 μg/m³
NO₂
4.4 μg/m³
O₃
134 μg/m³
SO₂
2.9 μg/m³
PM 2.5
6.9 μg/m³
PM 10
7.4 μg/m³
Weather Alerts 1
Met
· Moderate · Expected
Special Weather Statement issued April 11 at 10:01PM EDT by NWS Peachtree City GA
Relative Humidities of 25 percent or less can be expected for 4 or more hours Sunday afternoon into the evening. Winds will be 8-12 mph, from the south-southeast with gusts up to 20 mph. With dry fuels, 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.
Today's Hourly Forecast
24-hour breakdown for Decatur, Georgia
12 AM
18°
Clear
1 AM
17°
Clear
2 AM
16°
Clear
3 AM
16°
Clear
4 AM
15°
Clear
5 AM
15°
Clear
6 AM
14°
Clear
7 AM
14°
Clear
8 AM
16°
Sunny
9 AM
19°
Sunny
10 AM
21°
Sunny
11 AM
25°
Sunny
12 PM
27°
Sunny
1 PM
29°
Sunny
2 PM
31°
Sunny
3 PM
31°
Sunny
4 PM
30°
Sunny
5 PM
30°
Sunny
6 PM
28°
Sunny
7 PM
27°
Sunny
8 PM
25°
Sunny
9 PM
24°
Clear
10 PM
23°
Clear
11 PM
22°
Clear
3-Day Forecast
Daily overview for Decatur, Georgia
Today
Sunny
31°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 44%
💨 Max wind: 17.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.3
🌅 Sunrise: 07:10 AM
🌇 Sunset: 08:06 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Cloudy
26°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 54%
💨 Max wind: 14.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 07:09 AM
🌇 Sunset: 08:07 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
29°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 53%
💨 Max wind: 12.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.3
🌅 Sunrise: 07:08 AM
🌇 Sunset: 08:08 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Decatur
Plan your trip to Decatur, 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.
Frequently Asked Questions
What is the current weather in Decatur?
Current conditions in Decatur: Sunny, temperature 31°C, humidity 22%.
What is the best time to visit Decatur?
The best time to visit Decatur is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Decatur?
Decatur is located at approximately 33.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Decatur?
The wettest period in Decatur is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Decatur?
For visits to Decatur during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Decatur in?
Decatur is located in United States, in the state of Georgia.
What are the public holidays in Decatur in 2026?
View the 2026 public holidays for Decatur on our Holidays page.
What are the GPS coordinates used for the weather forecast in Decatur?
The weather forecast for Decatur uses coordinates 33.7738, -84.2961.