Johns Creek Climate by Month
Johns Creek, Georgia, United States
Hot summers and cool winters, with rain spread through the year.
The climate in Johns Creek is one of 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 53°F (11°C), and nights dip to 33°F (1°C). It gets 55 in (1404 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(1404 mm)
- No clear rainy season
- Humidity
- 66%
- Sunniest: July
Best and worst months in Johns Creek
Best for weatherThe most comfortable weather comes in April and October, with highs around 74°F (23°C) and about 4.2 in (106 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 53°F (11°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)
Johns Creek weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 53°F(11°C) | 33°F(1°C) | 5.3 in(134 mm) | 64% | 2.5 |
| FebFebruary | 58°F(14°C) | 37°F(3°C) | 5.2 in(133 mm) | 63% | 3.0 |
| MarMarch | 65°F(19°C) | 43°F(6°C) | 5.7 in(145 mm) | 63% | 4.2 |
| AprAprilBest | 74°F(23°C) | 50°F(10°C) | 4.7 in(120 mm) | 58% | 5.2 |
| MayMay | 81°F(27°C) | 59°F(15°C) | 3.8 in(97 mm) | 64% | 6.0 |
| JunJune | 87°F(31°C) | 66°F(19°C) | 4.3 in(110 mm) | 70% | 5.9 |
| JulJuly | 90°F(32°C) | 70°F(21°C) | 4.6 in(118 mm) | 70% | 6.1 |
| AugAugust | 88°F(31°C) | 69°F(21°C) | 4.4 in(112 mm) | 69% | 5.5 |
| SepSeptember | 83°F(28°C) | 63°F(17°C) | 4.1 in(103 mm) | 68% | 4.6 |
| OctOctoberBest | 74°F(23°C) | 52°F(11°C) | 3.6 in(92 mm) | 67% | 3.6 |
| NovNovember | 64°F(18°C) | 41°F(5°C) | 4.0 in(102 mm) | 67% | 2.7 |
| DecDecember | 55°F(13°C) | 35°F(2°C) | 5.4 in(138 mm) | 69% | 2.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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