Harlem, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harlem, a community in Hendry County, Florida.
This Afternoon
83°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 5pm. Partly sunny. High near 83, with temperatures falling to around 79 in the afternoon. East wind around 6 mph. Chance of precipitation is 20%.
7-day forecast for Harlem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Slight Chance Showers And Thunderstorms | 6 mph E | 24% |
| Tonight | 70°F | Partly Cloudy | 3 mph NE | 10% |
| Thursday | 83°F | Sunny | 2 to 6 mph NE | 6% |
| Thursday Night | 68°F | Mostly Clear | 1 to 5 mph NE | 5% |
| Friday | 83°F | Sunny | 3 mph N | 3% |
| Friday Night | 68°F | Mostly Clear | 2 mph N | 3% |
| Saturday | 83°F | Sunny | 5 mph N | 3% |
| Saturday Night | 67°F | Mostly Clear | 3 mph N | 1% |
| Sunday | 80°F | Sunny | 6 mph NE | 6% |
| Sunday Night | 66°F | Partly Cloudy | 6 mph NE | 6% |
| Monday | 78°F | Mostly Sunny | 5 to 9 mph NE | 12% |
| Monday Night | 65°F | Partly Cloudy | 3 to 7 mph E | 12% |
| Tuesday | 78°F | Mostly Sunny then Slight Chance Rain Showers | 7 mph E | 20% |
| Tuesday Night | 65°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 20% |
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.