Jacksonville, FL Weather
Jacksonville hourly forecast: next 24 hours
Today's high of 98°F (37°C) is about 9°F (5°C) above the typical July high of 89°F (32°C).
Current conditions in detail
Jacksonville weather tomorrow (Saturday, July 18)
Tomorrow in Jacksonville looks sunny, with a high of 96° and an overnight low of 77°. Precipitation chance is modest at 36%. Winds top out near 8 mph, and the UV index reaches 11 (very high).
Jacksonville 14-day forecast
About the weather in Jacksonville
Located in Florida, United States, Jacksonville experiences a humid subtropical climate with hot, humid summers and generally mild winters. Afternoon temperatures peak near 89°F (32°C) in July and dip to about 64°F (18°C) in January, with around 50.7 inches (1288 mm) of precipitation falling across the year.
Jacksonville weather: quick facts
- Hottest month: July - highs near 89°F (32°C)
- Coldest month: January - highs near 64°F (18°C)
- Record high: 103°F (39°C) · Record low: 24°F (-4°C) (2015–2024)
- Wettest month: August (24 rainy days) · Sunniest: May (11.6 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 89°F (32°C) and overnight lows stay near 76°F (24°C). The coolest month is January, with typical highs of 64°F (18°C) and lows around 48°F (9°C). Based on 2015–2024 weather data, temperatures have reached as high as 103°F (39°C) and dropped as low as 24°F (-4°C).
Rain, sun and snow
August is usually the wettest month. It brings about 7.6 inches (192 mm) of rain over 24 days, while November is the driest. May brings the most sunshine, averaging 11.6 hours of sun a day.
Season by season
Spring (March through May)
Spring in Jacksonville brings comfortable warmth, with daytime highs averaging 79°F (26°C) and nights around 62°F (17°C); expect showers on roughly 26 days across the season.
Summer (June through August)
Summer in Jacksonville runs hot, with daytime highs averaging 88°F (31°C) and nights around 75°F (24°C); expect showers on roughly 65 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
Fall (September through November)
Fall in Jacksonville brings comfortable warmth, with daytime highs averaging 79°F (26°C) and nights around 66°F (19°C); expect showers on roughly 35 days across the season.
Winter (December through February)
Winter in Jacksonville stays on the cool side of mild, with daytime highs averaging 67°F (19°C) and nights around 51°F (11°C); expect showers on roughly 22 days across the season.
Average temperatures in Jacksonville by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 64° | 48° | 7 | 2.5 in | 7.8 h/day | 76% |
| February | 69° | 52° | 8 | 3.0 in | 8.4 h/day | 78% |
| March | 74° | 57° | 8 | 2.8 in | 9.5 h/day | 73% |
| April | 79° | 62° | 8 | 3.0 in | 10.7 h/day | 72% |
| May | 84° | 68° | 10 | 3.2 in | 11.6 h/day | 73% |
| June | 88° | 74° | 19 | 6.3 in | 11.1 h/day | 78% |
| July | 89° | 76° | 22 | 6.6 in | 11.2 h/day | 80% |
| August | 88° | 76° | 24 | 7.6 in | 10.6 h/day | 83% |
| September | 85° | 73° | 17 | 7.4 in | 9.5 h/day | 82% |
| October | 79° | 66° | 10 | 3.6 in | 9.4 h/day | 79% |
| November | 72° | 58° | 8 | 2.4 in | 8.1 h/day | 80% |
| December | 68° | 53° | 7 | 2.5 in | 7.5 h/day | 81% |