Climate averages 1991–2020
Atlanta weather
in April.
A mild, moderately wet month: the 7th warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Atlanta: daytime highs average 21.5°C and nights cool to about 10.3°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 89 mm of rain on roughly 9 days, which makes April a moderately wet month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 00 min on an average April day.
The nearest other city in this atlas is Sandy Springs (20 km away). In April its highs average 21.3°C, about as warm as Atlanta, with 102 mm of rain.
Among the 498 cities listed in the United States, Atlanta ranks joint 181st of 498 for the warmest April highs and joint 262nd of 498 for the driest April (rainfall, lowest first). The mean April high of those 498 cities is 19.4°C; Atlanta is 2.2°C warmer than that mean.
From April to May, average highs rise by 4.4°C to 26.0°C, and monthly rainfall falls from 89 mm to 77 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Atlanta climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.8°C1.5°C | 1.5°C | 106 | 10.1 | 10.210 h |
| February | 13.0°C3.1°C | 3.1°C | 111 | 9.7 | 11.011 h |
| March | 17.0°C6.3°C | 6.3°C | 113 | 10.2 | 12.012 h |
| April, selected | 21.5°C10.3°C | 10.3°C | 89 | 9.1 | 13.013 h |
| May | 26.0°C15.2°C | 15.2°C | 77 | 9.7 | 13.914 h |
| June | 29.2°C19.5°C | 19.5°C | 97 | 13.9 | 14.414 h |
| July | 30.7°C21.4°C | 21.4°C | 106 | 15.5 | 14.214 h |
| August | 30.1°C21.1°C | 21.1°C | 96 | 12.4 | 13.413 h |
| September | 27.3°C18.1°C | 18.1°C | 89 | 8.4 | 12.412 h |
| October | 22.1°C12.2°C | 12.2°C | 77 | 6.7 | 11.411 h |
| November | 16.4°C6.4°C | 6.4°C | 95 | 8.0 | 10.410 h |
| December | 12.0°C3.1°C | 3.1°C | 109 | 10.2 | 10.010 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Sandy Springs in AprilUnited States · 20 kmHigh 21.3°C · Low 10.5°C · 102 mm rain
- Roswell in AprilUnited States · 31 kmHigh 21.2°C · Low 10.4°C · 102 mm rain
- South Fulton in AprilUnited States · 32 kmHigh 21.9°C · Low 11.4°C · 85 mm rain
- Johns Creek in AprilUnited States · 36 kmHigh 21.5°C · Low 10.7°C · 102 mm rain
- Athens, United States in AprilUnited States · 96 kmHigh 22.3°C · Low 11.0°C · 93 mm rain
- Macon in AprilUnited States · 123 kmHigh 24.0°C · Low 12.3°C · 79 mm rain
- Warner Robins in AprilUnited States · 145 kmHigh 24.0°C · Low 12.3°C · 82 mm rain
- Columbus, United States in AprilUnited States · 154 kmHigh 24.1°C · Low 12.1°C · 83 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Atlanta) is explained once on the Atlanta year overview and on the Sources, method and limits page.