Macclenny, FL Weather & Growing Conditions
This Afternoon
92°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny. High near 92, with temperatures falling to around 90 in the afternoon. Heat index values as high as 101. Southwest wind around 6 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Chance Showers And Thunderstorms | 6 mph SW | 29% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 6 mph SW | 22% |
| Wednesday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph S | 28% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 0 to 3 mph SE | 42% |
| Thursday | 94°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph E | 63% |
| Thursday Night | 72°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 5 mph E | 63% |
| Friday | 94°F | Chance Showers And Thunderstorms | 0 to 8 mph E | 36% |
| Friday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 7 mph NE | 36% |
| Saturday | 94°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 65% |
| Saturday Night | 72°F | Showers And Thunderstorms Likely | 2 mph NE | 65% |
| Sunday | 95°F | Mostly Sunny then Showers And Thunderstorms Likely | 2 mph SE | 59% |
| Sunday Night | 72°F | Showers And Thunderstorms Likely | 1 mph NE | 59% |
| Monday | 96°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SW | 37% |
| Monday Night | 73°F | Chance Showers And Thunderstorms then Mostly Cloudy | 1 mph E | 37% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Macclenny, FL
Last spring frost
Mar 8
First fall frost
Dec 1
Growing season
272 days
Hardiness zone
9a
Explore more for Macclenny, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Glen St Mary 1 W, Fl (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.