Harlem, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harlem, a community in Hendry County, Florida.
Tonight
70°F
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 70. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Harlem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph E | 32% |
| Wednesday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 7 mph E | 28% |
| Wednesday Night | 69°F | Mostly Clear | 3 mph E | 7% |
| Thursday | 84°F | Sunny | 2 to 6 mph NE | 4% |
| Thursday Night | 68°F | Mostly Clear | 1 to 5 mph NE | 4% |
| Friday | 84°F | Sunny | 3 mph N | 4% |
| Friday Night | 67°F | Mostly Clear | 2 mph E | 4% |
| Saturday | 83°F | Sunny | 3 mph N | 0% |
| Saturday Night | 66°F | Mostly Clear | 2 mph N | 1% |
| Sunday | 82°F | Sunny | 1 to 5 mph NW | 10% |
| Sunday Night | 65°F | Partly Cloudy | 5 mph NW | 10% |
| Monday | 78°F | Slight Chance Rain Showers | 5 to 9 mph N | 23% |
| Monday Night | 62°F | Slight Chance Rain Showers then Mostly Clear | 6 mph NE | 23% |
| Tuesday | 77°F | Sunny then Slight Chance Rain Showers | 6 to 9 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Harlem (26.732, -80.952). Updated through the day.
Growing snapshot for Harlem
Last spring frost
Jan 25
First fall frost
Jan 13
Growing season
365 days
Hardiness zone
10a
More local growing data for Harlem: nearby ZIP 33440 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Devils Garden, Fl (9.2 mi from Harlem). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.