Today's Weather Forecast - Jacksonville

Today's weather in Jacksonville. high 33°C (91°F), low 25°C (77°F). Sunny.

Today’s Hourly Weather Outlook

Morning6 AM – Noon26°
Wind speed
7 km/h
Rain probability
7%
AfternoonNoon – 6 PM32°
Wind speed
14 km/h
Rain probability
25%
Evening6 PM – Midn29°
Wind speed
16 km/h
Rain probability
33%
NightMidn – 6 AM25°
Wind speed
7 km/h
Rain probability
32%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:38 AM
Total Daylight
30% of day elapsedSolar noon 1:22 PM
Sunset
Dusk 8:06 PM
Remaining8h 43m
Solar elevation46°
vs yesterday-3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
Kooker Park, Jacksonville, Duval, Florida, USA
PM2.5
17μg/m³
PM10
10μg/m³
NO₂
3.9ppb
SO₂
0.1ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Jacksonville is forecast to reach a high of 33°C today, with an overnight low around 25°C. That's 2° above the long-term average high of 31°C for this time of year. It continues a recent pattern — 18 of the last 19 days with published data have run warmer than normal. Expect a low chance of rain (33% probability) and a gentle breeze averaging 16 km/h. Air quality is currently Moderate (AQI 55), driven mainly by PM2.5 at 9.6 μg/m³.

Today vs Normal

33°C+2° above normal

The long-term average high for today is 31°C.

18 of the last 19 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 37°C37°2026-08-20: 35°C35°2026-08-21: 34°C34°2026-08-22: 34°C34°2026-08-23: 35°C35°2026-08-24: 36°C36°2026-08-25: 33°C33°2026-08-26: 33°C33°2026-08-27: 33°C33°2026-08-28: 32°C32°2026-08-29: 32°C32°2026-08-30: 30°C30°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.