Harman US

Jacksonville, FL Weather & Growing Conditions

Today
91°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny. High near 91, with temperatures falling to around 87 in the afternoon. Heat index values as high as 101. South wind 7 to 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 91°F Mostly Sunny then Chance Showers And Thunderstorms 7 to 12 mph S 32%
Tonight 76°F Chance Showers And Thunderstorms 3 to 12 mph S 37%
Wednesday 91°F Mostly Sunny then Chance Showers And Thunderstorms 3 to 12 mph S 38%
Wednesday Night 77°F Chance Showers And Thunderstorms 2 to 12 mph S 28%
Thursday 90°F Chance Showers And Thunderstorms 1 to 12 mph SE 30%
Thursday Night 78°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph SE 30%
Friday 90°F Chance Showers And Thunderstorms 5 to 14 mph E 44%
Friday Night 77°F Chance Showers And Thunderstorms 5 to 13 mph E 28%
Saturday 88°F Chance Showers And Thunderstorms 5 to 12 mph E 51%
Saturday Night 77°F Chance Showers And Thunderstorms then Mostly Cloudy 2 to 10 mph SE 47%
Sunday 91°F Chance Showers And Thunderstorms 2 to 10 mph SE 43%
Sunday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 9 mph S 43%
Monday 93°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 9 mph S 29%
Monday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 9 mph S 29%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Jacksonville, FL

Last spring frost
Feb 1
First fall frost
Jan 5
Growing season
332 days
Hardiness zone
9b

Explore more for Jacksonville, FL: full frost dates · planting calendar · Florida frost dates

Climate data from the nearest NOAA station, Mayport Pilot Stn, Fl (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.