Harman US

Keystone Heights, FL Weather & Growing Conditions

Tonight
70°F
Mostly Clear
Mostly clear. Low around 70, with temperatures rising to around 71 overnight. Northeast wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 70°F Mostly Clear 0 to 5 mph NE 3%
Saturday 91°F Mostly Sunny 1 to 10 mph NE 11%
Saturday Night 71°F Partly Cloudy 0 to 9 mph NE 6%
Sunday 89°F Mostly Sunny then Showers And Thunderstorms Likely 0 to 8 mph NE 64%
Sunday Night 72°F Showers And Thunderstorms Likely then Mostly Cloudy 0 to 7 mph NE 64%
Monday 90°F Chance Showers And Thunderstorms 1 to 8 mph NE 72%
Monday Night 72°F Showers And Thunderstorms Likely 0 to 7 mph NE 72%
Tuesday 89°F Slight Chance Showers And Thunderstorms 0 to 8 mph NE 76%
Tuesday Night 72°F Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 0 to 7 mph E 76%
Wednesday 89°F Slight Chance Showers And Thunderstorms 2 to 10 mph NE 61%
Wednesday Night 72°F Showers And Thunderstorms Likely 5 to 9 mph NE 61%
Thursday 87°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 12 to 16 mph NE 48%
Thursday Night 71°F Chance Showers And Thunderstorms then Partly Cloudy 6 to 15 mph NE 48%
Friday 86°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 16 mph NE 45%

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

Growing snapshot for Keystone Heights, FL

Last spring frost
Mar 1
First fall frost
Dec 7
Growing season
284 days
Hardiness zone
9a

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

Climate data from the nearest NOAA station, Orange Springs 2Ssw, Fl (16.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.