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Macclenny, FL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Macclenny, a city in Baker County, Florida.

Today
93°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny. High near 93, with temperatures falling to around 90 in the afternoon. Heat index values as high as 101. Southwest wind around 8 mph. Chance of precipitation is 30%.

7-day forecast for Macclenny

WhenTempForecastWindPrecip
Today 93°F Mostly Sunny then Chance Showers And Thunderstorms 8 mph SW 29%
Tonight 71°F Slight Chance Showers And Thunderstorms then Partly Cloudy 1 to 7 mph SW 24%
Wednesday 94°F Mostly Sunny then Chance Showers And Thunderstorms 1 to 6 mph S 32%
Wednesday Night 71°F Chance Showers And Thunderstorms 0 to 6 mph S 54%
Thursday 93°F Partly Sunny then Showers And Thunderstorms Likely 0 to 7 mph E 58%
Thursday Night 72°F Showers And Thunderstorms Likely then Partly Cloudy 0 to 7 mph NE 58%
Friday 93°F Chance Showers And Thunderstorms 1 to 12 mph E 40%
Friday Night 72°F Chance Showers And Thunderstorms then Partly Cloudy 1 to 10 mph E 40%
Saturday 93°F Showers And Thunderstorms Likely 1 to 6 mph E 64%
Saturday Night 72°F Showers And Thunderstorms Likely 0 to 6 mph E 64%
Sunday 95°F Mostly Sunny then Showers And Thunderstorms Likely 0 to 3 mph SE 57%
Sunday Night 72°F Showers And Thunderstorms Likely 0 to 3 mph NE 57%
Monday 96°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 3 mph W 38%
Monday Night 73°F Chance Showers And Thunderstorms then Mostly Cloudy 0 to 3 mph S 38%

Forecast source: National Weather Service (api.weather.gov) for Macclenny (30.281, -82.125). Updated through the day.

Growing snapshot for Macclenny

Last spring frost
Mar 8
First fall frost
Dec 1
Growing season
272 days
Hardiness zone
9a

More local growing data for Macclenny: nearby ZIP 32063 weather · frost dates · planting calendar · Florida frost dates

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Climate data from the nearest NOAA station, Glen St Mary 1 W, Fl (3.9 mi from Macclenny). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.