Frost dates for 33170Miami, FL
Frost occurs in about 11% of years near Miami, based on NOAA 1991-2020 records for the Perrine 4W, FL station.
Frost occurs in about 11% of years. Frost-tender plants can usually grow year-round, but cover them if a rare cold snap is forecast.
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Dec 30 · Jan 25 · Feb 23 | Dec 20 · Jan 15 · Feb 13 | 365 days | 50% |
| Frost / freeze (32°F) | Dec 31 · Jan 18 · Feb 1 | Dec 31 · Jan 13 · Feb 1 | 365 days | 11% |
| Hard freeze (28°F) | — | — | 365 days | 1% |
Where these dates come from
ZIP code 33170 is matched to the NOAA station Perrine 4W, FL, 3.4 km away, at 10 ft elevation (0 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Perrine 4W, FL (used) | 10 ft | Jan 18 | Jan 13 |
| Miami Kendall Tamiami Exec Ap, FL | 10 ft | — | — |
| Homestead Gen Aviation Ap, FL | 9 ft | — | — |
| Miami Nwsfo, FL | 14 ft | — | — |
Frost dates near Miami
- Homestead, FL 33090 · last Jan 18, first Jan 13
- Miami, FL 33194 · last Jan 18, first Jan 13
- Coral Gables, FL 33114 · last —, first —
- Key Biscayne, FL 33149 · last —, first —
- Hialeah, FL 33010 · last —, first —
- Miami Beach, FL 33109 · last —, first —
- Opa Locka, FL 33054 · last —, first —
- Miami Gardens, FL 33056 · last —, first —
Frequently asked questions
- When is the last frost in Miami, FL?
- Frost occurs in about 11% of years at the nearest NOAA station (Perrine 4W, FL), so there is no reliable average last frost date.
- When is the first frost in Miami, FL?
- Frost occurs in about 11% of years at the nearest NOAA station.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.