USDA Hardiness Zone 10a
Frost Dates for 33974 — Lehigh Acres, Florida
NOAA 1991–2020 normals from Fort Myers SW Fl Regional Airport, FL (31 ft), 10 miles west.
Updated
Frost is not a yearly event in Lehigh Acres: a night at or below 32°F came in 15% of the winters of 1991–2020 at Fort Myers SW Fl Regional Airport, FL, and a 36°F night, cold enough for frost on exposed leaves, in 48%. There is no reliable "last frost date" here; most years have none.
- Winters with a freeze
- 15%
- Winters with 36°F
- 48%
- Coldest month low
- 54°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 16 observed
NOAA normal
Frost risk by date in Lehigh Acres
At Fort Myers SW Fl Regional Airport, FL, 10 miles west of Lehigh Acres, 15% of the winters of 1991–2020 had at least one night at or below 32°F, 3% reached 28°F. Even a 36°F night came in only 48% of winters. January is the month most likely to bring one: a 12% 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.
Freeze probabilities 1991–2020 at Fort Myers SW Fl Regional Airport, 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 33974 →Compare Lehigh Acres with another place →
Weather by month in Lehigh Acres
August is the warmest month at Fort Myers SW Fl Regional Airport, FL, averaging 91°F by day and 76°F at night; January is the coldest at 75°F and 54°F. From February to December the chance of a 32°F night stays under 10% each month.
Warmth for growing adds up to 9,146 growing degree days a year (base 50°F), more than at 79% of the 158 Florida stations. 44% of them (4,068) have built up by the end of June, and August adds the most, 1,040. Precipitation totals 53.5 inches a year, most in June (10.3") and least in February (1.5"); May to September bring 73% of it.
| Month | High °F | Low °F | Precip. in | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|---|
| Jan | 75 | 54 | 2.4 | 12% | <1 | 455 |
| Feb | 78 | 56 | 1.5 | 3% | 0 | 469 |
| Mar | 80 | 59 | 1.9 | 0% | 0 | 605 |
| Apr | 85 | 64 | 1.9 | 0% | 0 | 722 |
| May | 88 | 68 | 3.0 | 0% | 0 | 868 |
| Jun | 90 | 73 | 10.3 | 0% | 0 | 950 |
| Jul | 91 | 75 | 8.6 | 0% | 0 | 1014 |
| Aug | 91 | 76 | 8.8 | 0% | 0 | 1040 |
| Sep | 90 | 75 | 8.5 | 0% | 0 | 971 |
| Oct | 86 | 70 | 3.1 | 0% | 0 | 862 |
| Nov | 81 | 63 | 1.9 | 0% | 0 | 657 |
| Dec | 77 | 58 | 1.6 | 0% | 0 | 535 |
Monthly normals 1991–2020 at Fort Myers SW Fl Regional Airport, FL (31 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, Immokalee, FL, 11 miles southeast of Lehigh Acres, has a 32°F night in 43% of winters against 15% here, and a coolest-month low 2°F colder (52°F).
When it snows in Lehigh Acres, Florida
Measurable snow is rare here: only 0 of 16 winters from 1991 to 2020 recorded 0.1 inch or more at Immokalee, FL, 11.4 miles away, so there is no typical first-snow date to plan around.
Where these figures come from
ZIP 33974 is 10 miles from Fort Myers SW Fl Regional Airport, FL, which stands at 31 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 11 other ZIP codes share the station; its figures are presented in full for 34135 (Bonita Springs). The 2023 USDA Plant Hardiness Zone Map lists ZIP 33974 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.