USDA Hardiness Zone 10a
Frost Dates for 33493 — South Bay, Florida
NOAA 1991–2020 normals from Belle Glade, FL (20 ft), 4 miles northeast.
Updated
Frost is not a yearly event in South Bay: a night at or below 32°F came in 48% of the winters of 1991–2020 at Belle Glade, FL, and a 36°F night, cold enough for frost on exposed leaves, in 83%. There is no reliable "last frost date" here; most years have none.
- Winters with a freeze
- 48%
- Winters with 36°F
- 83%
- Coldest month low
- 52°F
- Hardiness zone
- 10a
32°F or below, 1991–2020
frost possible on leaves
average, January
30 to 35°F (-1.1 to 1.7°C) coldest night
- First snow
- Rare
- Last snow
- Rare
- Winters with snow
- 0%
- Snow per year
- 0"
median, 1991–2020
median, 1991–2020
0 of 20 observed
NOAA normal
Frost risk by date in South Bay
At Belle Glade, FL, 4 miles northeast of South Bay, 48% of the winters of 1991–2020 had at least one night at or below 32°F, 15% reached 28°F. Nights of 36°F, enough for frost on exposed leaves, are more common (83% of winters) and, when they come, fall between about January 10 and February 5. January is the month most likely to bring one: a 30% chance in a given year. 56 of the 158 other Florida stations behind this site's ZIP pages freeze in fewer than half of winters too.
| Low | 90% | 80% | 70% | 60% | 50% | 40% | 30% | 20% | 10% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F83% of yrs | Jan 6 | Jan 16 | Jan 24 | Jan 31 | Feb 5 | Feb 10 | Feb 15 | Feb 22 | Feb 28 |
| 32°F48% of yrs | too rare for a date | ||||||||
| 28°F15% of yrs | too rare for a date | ||||||||
| 24°F1% of yrs | too rare for a date | ||||||||
| Low | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F83% of yrs | Dec 16 | Dec 26 | Jan 1 | Jan 5 | Jan 10 | Jan 15 | Jan 21 | Jan 28 | Feb 5 |
| 32°F48% of yrs | too rare for a date | ||||||||
| 28°F15% of yrs | too rare for a date | ||||||||
| 24°F1% of yrs | too rare for a date | ||||||||
Freeze probabilities 1991–2020 at Belle Glade, FL, from NOAA NCEI U.S. Climate Normals. Where a temperature is reached in fewer than 99.5% of years, the dates describe only the years that reach it. Not a forecast.
Frost risk on any date in 33493 →Compare South Bay with another place →
Weather by month in South Bay
August is the warmest month at Belle Glade, FL, averaging 92°F by day and 73°F at night; January is the coldest at 76°F and 52°F. From March to December the chance of a 32°F night stays under 10% each month. In spring, February still brings one in 19% of years.
Warmth for growing adds up to 8,901 growing degree days a year (base 50°F), more than at 72% of the 158 Florida stations. 44% of them (3,959) have built up by the end of June, and August adds the most, 1,008. Precipitation totals 55.3 inches a year, most in June (9.5") and least in February (1.9"); May to September bring 67% of it.
| Month | High °F | Low °F | Precip. in | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|---|
| Jan | 76 | 52 | 2.3 | 30% | 1 | 435 |
| Feb | 79 | 53 | 1.9 | 19% | <1 | 447 |
| Mar | 82 | 57 | 3.0 | 0% | 0 | 598 |
| Apr | 86 | 61 | 2.1 | 0% | 0 | 698 |
| May | 89 | 66 | 4.6 | 0% | 0 | 854 |
| Jun | 91 | 71 | 9.5 | 0% | 0 | 927 |
| Jul | 92 | 72 | 7.0 | 0% | 0 | 1003 |
| Aug | 92 | 73 | 8.6 | 0% | 0 | 1008 |
| Sep | 91 | 72 | 7.3 | 0% | 0 | 942 |
| Oct | 87 | 67 | 4.3 | 0% | 0 | 846 |
| Nov | 81 | 60 | 2.6 | 0% | 0 | 623 |
| Dec | 78 | 56 | 2.1 | 8% | <1 | 521 |
Monthly normals 1991–2020 at Belle Glade, FL (20 ft), NOAA NCEI. "32°F night": chance of at least one in the month. GDD: growing degree days, base 50°F.
Compared with the next station
The nearest other station, Canal Pt Usda, FL, 15 miles north of South Bay, has a 32°F night in 0% of winters against 48% here, and a coolest-month low 5°F warmer (57°F).
When it snows in South Bay, Florida
Measurable snow is rare here: only 0 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Canal Pt Usda, FL, 15 miles away, so there is no typical first-snow date to plan around.
Where these figures come from
ZIP 33493 is 4 miles from Belle Glade, FL, which stands at 20 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station; its figures are presented in full for 33430 (Belle Glade). The 2023 USDA Plant Hardiness Zone Map lists ZIP 33493 in zone 10a, the band where the coldest night of the year averaged 30 to 35°F (-1.1 to 1.7°C) over 1991–2020; a zone describes winter lows, not frost dates.
Hardiness zone and temperature range: USDA Plant Hardiness Zone Map 2023 (USDA-ARS, Oregon State University), ZIP-code listing, unchanged. °C converted from °F by this site.
Thirty-year averages, not a forecast: check the forecast before planting out. How stations are matched and which pages are offered to search engines: methodology.