Newnan Climate by Month
Newnan, Georgia, United States
Hot summers and cool winters, with rain spread through the year.
Newnan has hot summers and cool winters, with rain spread through the year. July is the warmest month, with highs around 90°F (32°C); January is the coolest at 54°F (12°C), and nights dip to 33°F (1°C). It gets 55 in (1391 mm) of rain a year, spread across the months.
- Warmest month
- 90°F(32°C)
- Average high, July
- Coldest nights
- 33°F(1°C)
- Average low, January
- Rain per year
- 55 in(1391 mm)
- No clear rainy season
- Humidity
- 69%
- Sunniest: July
Best and worst months in Newnan
Best for weatherApril and October are the best time for weather in Newnan: highs near 75°F (24°C) and about 3.7 in (95 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 54°F (12°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in October.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Newnan weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 54°F(12°C) | 33°F(1°C) | 5.2 in(133 mm) | 72% | 2.5 |
| FebFebruary | 59°F(15°C) | 36°F(2°C) | 5.9 in(150 mm) | 62% | 3.1 |
| MarMarch | 67°F(20°C) | 42°F(6°C) | 5.7 in(145 mm) | 62% | 4.2 |
| AprAprilBest | 75°F(24°C) | 49°F(9°C) | 4.4 in(111 mm) | 64% | 5.2 |
| MayMay | 82°F(28°C) | 57°F(14°C) | 3.6 in(92 mm) | 69% | 6.1 |
| JunJune | 87°F(31°C) | 65°F(18°C) | 4.7 in(120 mm) | 71% | 5.9 |
| JulJuly | 90°F(32°C) | 68°F(20°C) | 4.7 in(120 mm) | 74% | 6.1 |
| AugAugust | 89°F(32°C) | 68°F(20°C) | 4.1 in(103 mm) | 73% | 5.6 |
| SepSeptember | 84°F(29°C) | 62°F(17°C) | 3.5 in(88 mm) | 72% | 4.7 |
| OctOctoberBest | 75°F(24°C) | 51°F(11°C) | 3.1 in(78 mm) | 71% | 3.7 |
| NovNovember | 65°F(18°C) | 41°F(5°C) | 4.5 in(114 mm) | 66% | 2.8 |
| DecDecember | 57°F(14°C) | 35°F(2°C) | 5.4 in(137 mm) | 66% | 2.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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