USDA Hardiness Zone 13a
Frost Dates for 00674 — Manati, Puerto Rico
NOAA 1991–2020 normals from Manati 2 E, PR (250 ft), 1 miles east.
Updated
No night at or below 32°F was recorded at Manati 2 E, PR in 1991–2020, not even 36°F, so Manati has no frost dates to plan around; the coolest month, February, averages a low of 65°F.
- Winters with a freeze
- 0%
- Winters with 36°F
- 0%
- Coldest month low
- 65°F
- Hardiness zone
- 13a
32°F or below, 1991–2020
frost possible on leaves
average, February
60 to 65°F (15.6 to 18.3°C) coldest night
Frost risk by date in Manati
Manati 2 E, PR, 1 mile east of Manati, did not record a night at or below 32°F in 1991–2020. All 25 other Puerto Rico stations behind this site's ZIP pages recorded no 32°F night either.
Freeze probabilities 1991–2020 at Manati 2 E, PR, 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 00674 →Compare Manati with another place →
Weather by month in Manati
August is the warmest month at Manati 2 E, PR, averaging 87°F by day and 72°F at night; January is the coldest at 81°F and 66°F. Not one month recorded a 32°F night; the lowest monthly average low is 65°F.
Warmth for growing adds up to 9,810 growing degree days a year (base 50°F), fewer than at 80% of the 25 Puerto Rico stations. 47% of them (4,639) have built up by the end of June, and August adds the most, 924. Precipitation totals 62.1 inches a year, most in November (7.6") and least in February (3.2"); May to September bring 42% of it.
| Month | High °F | Low °F | Precip. in | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|---|
| Jan | 81 | 66 | 5.1 | 0% | 0 | 725 |
| Feb | 82 | 65 | 3.2 | 0% | 0 | 658 |
| Mar | 83 | 66 | 4.1 | 0% | 0 | 750 |
| Apr | 84 | 68 | 4.9 | 0% | 0 | 773 |
| May | 85 | 70 | 6.2 | 0% | 0 | 853 |
| Jun | 87 | 72 | 3.4 | 0% | 0 | 881 |
| Jul | 86 | 72 | 5.4 | 0% | 0 | 907 |
| Aug | 87 | 72 | 5.4 | 0% | 0 | 924 |
| Sep | 87 | 72 | 5.7 | 0% | 0 | 882 |
| Oct | 87 | 71 | 5.7 | 0% | 0 | 888 |
| Nov | 84 | 69 | 7.6 | 0% | 0 | 800 |
| Dec | 82 | 67 | 5.4 | 0% | 0 | 770 |
Monthly normals 1991–2020 at Manati 2 E, PR (250 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, Palmarejo Vega Baja, PR, 5 miles southeast of Manati and 310 feet higher, has no 32°F night on record either, and a coolest-month low 1°F warmer (66°F).
Where these figures come from
ZIP 00674 is 1 mile from Manati 2 E, PR, which stands at 250 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station. The 2023 USDA Plant Hardiness Zone Map lists ZIP 00674 in zone 13a, the band where the coldest night of the year averaged 60 to 65°F (15.6 to 18.3°C) over 1991–2020; a zone describes winter lows, not frost dates.
Frost dates across Puerto Rico →
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.