Crystal Lake, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Crystal Lake, a community in Polk County, Florida.
Tonight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. East wind around 7 mph.
7-day forecast for Crystal Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Partly Cloudy | 7 mph E | 8% |
| Wednesday | 86°F | Mostly Sunny then Isolated Showers And Thunderstorms | 5 to 8 mph ESE | 18% |
| Wednesday Night | 69°F | Isolated Showers And Thunderstorms then Partly Cloudy | 3 mph E | 19% |
| Thursday | 86°F | Sunny | 3 mph ENE | 10% |
| Thursday Night | 68°F | Partly Cloudy | 0 to 3 mph ENE | 10% |
| Friday | 86°F | Mostly Sunny | 0 to 5 mph NNW | 3% |
| Friday Night | 67°F | Mostly Clear | 5 mph NW | 3% |
| Saturday | 84°F | Sunny | 1 to 6 mph NW | 2% |
| Saturday Night | 62°F | Mostly Clear | 5 mph NNW | 2% |
| Sunday | 81°F | Sunny | 2 to 6 mph NW | 12% |
| Sunday Night | 60°F | Partly Cloudy | 7 mph NNW | 13% |
| Monday | 78°F | Isolated Rain Showers | 7 to 10 mph NNE | 17% |
| Monday Night | 58°F | Isolated Rain Showers | 8 mph NNE | 17% |
| Tuesday | 78°F | Sunny | 7 to 10 mph NE | 12% |
Forecast source: National Weather Service (api.weather.gov) for Crystal Lake (28.036, -81.900). Updated through the day.
Growing snapshot for Crystal Lake
Last spring frost
Jan 26
First fall frost
Jan 9
Growing season
349 days
Hardiness zone
10a
More local growing data for Crystal Lake: nearby ZIP 33801 weather · frost dates · planting calendar · Florida frost dates
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Climate data from the nearest NOAA station, Lakeland 2, Fl (7.6 mi from Crystal Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.