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Decatur, GA Weather Forecast | 5 Day
Updated: Tue Jul 15th 2025 12:45 PM EDT
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Patchy Rain Nearby
Tue 7-15
Scattered showers with a high of 97°F and a low of 78°F. Rainfall expected in the surrounding area to have a 67% chance with an estimated 0.05in. Winds will be light at 7mph and gusts of 8.4mph at 8 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 84% at 11 PM and 47% being its lowest at 3 PM. Barometric pressure is its highest of 30.03inHg at 11 PM, a lowest point of 29.97inHg at 5 PM with an avg 29.99inHg.
- HI: 97°F
- LO: 78°F
- Rainfall: 67% | est. 0.05in
- Snowfall: 0%
- Wind
6.3 mph - Humidity
68% avg. - UV Index
2.5 - Air QualityModerate
- Sunrise
06:38 AM - Sunset
08:48 PM - Moonrise
11:56 PM - Moonset
11:26 AM - Moon Phase
Waning Gibbous

Partly Cloudy
Wed 7-16
Partly Cloudy with a high of 91°F and a low of 76°F. Winds will be light at 10mph and gusts of 12.1mph at 7 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 92% at 7 AM and 51% being its lowest at 5 PM. Barometric pressure is its highest of 30.08inHg at 11 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.02inHg.
- HI: 91°F
- LO: 76°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
9.8 mph - Humidity
71% avg. - UV Index
2.7 - Air QualityModerate
- Sunrise
06:38 AM - Sunset
08:48 PM - Moonrise
No moonrise - Moonset
12:31 PM - Moon Phase
Waning Gibbous

Heavy Rain
Thu 7-17
Heavy Rain with a high of 91°F and a low of 77°F. It will likey rain, having a 89% chance of a downpour with an estimated 1.11in. Wind will be moderate, blowing around 12mph on average and gusts of 13.5mph at 5 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 88% at 8 AM and 53% being its lowest at 5 PM. Barometric pressure is its highest of 30.11inHg at 11 AM, a lowest point of 30.01inHg at 11 PM with an avg 30.06inHg.
- HI: 91°F
- LO: 77°F
- Rainfall: 89% | est. 1.11in
- Snowfall: 0%
- Wind
11.2 mph - Humidity
71% avg. - UV Index
2.5 - Air QualityGood
- Sunrise
06:39 AM - Sunset
08:47 PM - Moonrise
12:24 AM - Moonset
01:39 PM - Moon Phase
Last Quarter

Sunny
Fri 7-18
Sunny with a high of 97°F and a low of 79°F. Winds will be light at 10mph and gusts of 11.2mph at 5 PM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 79% at 5 AM and 42% being its lowest at 3 PM. Barometric pressure is its highest of 30.17inHg at 10 AM, a lowest point of 30.06inHg at 7 PM with an avg 30.11inHg.
- HI: 97°F
- LO: 79°F
- Rainfall: 0% | est. 0in
- Snowfall: 0%
- Wind
9.6 mph - Humidity
60% avg. - UV Index
2.3 - Air QualityGood
- Sunrise
06:40 AM - Sunset
08:47 PM - Moonrise
12:55 AM - Moonset
02:48 PM - Moon Phase
Last Quarter

Patchy Rain Nearby
Sat 7-19
Scattered showers with a high of 94°F and a low of 78°F. It will likey rain in the surrounding area, having a 80% chance of a downpour with an estimated 0.01in. Wind will be moderate, blowing around 12mph on average and gusts of 12.9mph at 2 PM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 73% at 6 AM and 39% being its lowest at 4 PM. Barometric pressure is its highest of 30.14inHg at 9 AM, a lowest point of 30.05inHg at 7 PM with an avg 30.1inHg.
- HI: 94°F
- LO: 78°F
- Rainfall: 80% | est. 0.01in
- Snowfall: 0%
- Wind
11.2 mph - Humidity
57% avg. - UV Index
0 - Air QualityGood
- Sunrise
06:40 AM - Sunset
08:46 PM - Moonrise
01:30 AM - Moonset
04:00 PM - Moon Phase
Waning Crescent

Sunny
Sun 7-20
Sunny with a high of 96°F and a low of 79°F. Wind will be moderate, blowing around 12mph on average and gusts of 13.6mph at 5 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 71% at 8 AM and 36% being its lowest at 5 PM. Barometric pressure is its highest of 30.09inHg at 12 AM, a lowest point of 29.96inHg at 6 PM with an avg 30.03inHg.
- HI: 96°F
- LO: 79°F
- Rainfall: 0% | est. 0in
- Snowfall: 0%
- Wind
11.9 mph - Humidity
56% avg. - UV Index
7 - Air QualityTBA
- Sunrise
06:41 AM - Sunset
08:46 PM - Moonrise
02:11 AM - Moonset
05:13 PM - Moon Phase
Waning Crescent
Currently
![]() |
91°F |
30.09 inHg.
Barometer 52%
Humidity ESE 9 mph Wind |
Light Rain |