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 89 in the afternoon. Heat index values as high as 103. Southwest wind around 10 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 10 mph SW 32%
Tonight 76°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 9 mph S 32%
Wednesday 91°F Mostly Sunny then Chance Showers And Thunderstorms 3 to 10 mph S 51%
Wednesday Night 77°F Chance Showers And Thunderstorms 2 to 10 mph SE 41%
Thursday 91°F Chance Showers And Thunderstorms 2 to 13 mph SE 46%
Thursday Night 78°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 13 mph E 46%
Friday 91°F Chance Showers And Thunderstorms 5 to 15 mph E 41%
Friday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 14 mph E 37%
Saturday 89°F Showers And Thunderstorms Likely 5 to 12 mph E 60%
Saturday Night 77°F Showers And Thunderstorms Likely 3 to 10 mph SE 60%
Sunday 93°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 9 mph SE 48%
Sunday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 9 mph SE 48%
Monday 94°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 7 mph S 33%
Monday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 7 mph S 33%

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
330 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Jacksonville Nas, Fl (4.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.