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Frost dates for Islamorada, 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 zone nearby
11b
Summer days
a usual high of about 31 °C88 °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.

Nearly every drop is yours
January: rain brings less than a quarter of the water a growing garden needs, about 25 mm1 in a week (how we know)

Month by month

January
high ~24 °C75 °F · low ~18 °C65 °F · rain ~25 mm1 in
February
high ~25 °C77 °F · low ~19 °C67 °F · rain ~34 mm1.3 in
March
high ~26 °C78 °F · low ~20 °C69 °F · rain ~34 mm1.3 in
April
high ~27 °C81 °F · low ~22 °C72 °F · rain ~70 mm2.8 in
May
high ~29 °C84 °F · low ~24 °C76 °F · rain ~60 mm2.4 in
June
high ~30 °C87 °F · low ~26 °C78 °F · rain ~129 mm5.1 in
July
high ~32 °C89 °F · low ~26 °C80 °F · rain ~98 mm3.9 in
August
high ~32 °C89 °F · low ~26 °C79 °F · rain ~142 mm5.6 in
September
high ~31 °C88 °F · low ~26 °C79 °F · rain ~206 mm8.1 in
October
high ~30 °C85 °F · low ~25 °C76 °F · rain ~115 mm4.5 in
November
high ~27 °C80 °F · low ~22 °C71 °F · rain ~40 mm1.6 in
December
high ~25 °C78 °F · low ~20 °C68 °F · rain ~31 mm1.2 in

Where these numbers come from

NOAA NCEI 1991–2020 Climate Normals, the Islamorada station (listed by NOAA as Islamorada, USC00084320), at 24.92, -80.64. 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

33001, 33036, 33070.

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