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Frost dates for West Palm Beach International Airport, Florida

Frost is rare here. In a typical year this station records no freeze at all, so there is no last-frost date to plan around and the growing season runs all year.

Growing season
All year
Hardiness zones nearby
10b, 11a
Summer days
a usual high of about 32 °C89 °F
Lettuce and spinach run to seed
April to September, in hot, long days (how we know)

Summer and rain

A growing garden needs about 25 mm1 in of water a week, rain and watering together. Here is what a normal month brings.

Month by month

January
high ~24 °C75 °F · low ~14 °C58 °F · rain ~88 mm3.5 in
February
high ~25 °C77 °F · low ~16 °C60 °F · rain ~67 mm2.6 in
March
high ~26 °C79 °F · low ~17 °C63 °F · rain ~84 mm3.3 in
April
high ~28 °C82 °F · low ~20 °C67 °F · rain ~94 mm3.7 in
May
high ~30 °C86 °F · low ~22 °C72 °F · rain ~125 mm4.9 in
June
high ~31 °C88 °F · low ~24 °C75 °F · rain ~215 mm8.5 in
July
high ~32 °C90 °F · low ~24 °C76 °F · rain ~143 mm5.6 in
August
high ~32 °C90 °F · low ~25 °C76 °F · rain ~220 mm8.7 in
September
high ~31 °C88 °F · low ~24 °C76 °F · rain ~202 mm8 in
October
high ~29 °C85 °F · low ~23 °C73 °F · rain ~150 mm5.9 in
November
high ~27 °C80 °F · low ~19 °C66 °F · rain ~92 mm3.6 in
December
high ~25 °C76 °F · low ~16 °C62 °F · rain ~88 mm3.5 in

Where these numbers come from

NOAA NCEI 1991–2020 Climate Normals, the West Palm Beach International Airport station (listed by NOAA as West Palm Beach Intl Ap, USW00012844), at 26.68, -80.10. These are that station’s own records, unshifted. The further your garden is from it, the less exactly they describe your ground. The planner finds the nearest station to your garden and lowers its confidence with distance, so no number is presented as if it were measured in your garden.

Cold air also pools in low ground on the clear, still nights when frost happens, so a hollow can freeze while a slope a few hundred feet away does not. No table can know that about your garden. A few seasons of your own logged frosts can.

ZIP codes nearest this station

33401, 33405, 33406, 33407, 33409, 33411, 33413, 33414, 33415, 33417, 33426, 33435, 33436, 33437, 33444, 33445, 33446, 33449, 33460, 33461, 33462, 33463, 33467, 33472, 33473, 33480, 33483, 33484.

What can I plant here, and when? ›

Nearby stations

The nearest stations and how their last-frost dates compare. Together they show how frost varies across your area.

Other stations in Florida.

All locations · All plants · Folklore, checked