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USDA Hardiness Zone 9b

Frost Dates for 32784 — Umatilla, Florida

NOAA 1991–2020 normals from Lisbon, FL (68 ft), 7 miles southwest.

Updated

A freeze (32°F) reaches Umatilla in 87% of winters. When it does, the first freeze of winter comes around January 3 and the last freeze of winter around February 2; after March 5 the chance of another is under 9%.

Last freeze
February 2

50%, in freezing years

First freeze
January 3

50%, in freezing years

Winters with a freeze
87%

32°F or below, 1991–2020

Hardiness zone
9b

25 to 30°F (-3.9 to -1.1°C) coldest night

First snow
Rare

median, 1991–2020

Last snow
Rare

median, 1991–2020

Winters with snow
0%

0 of 20 observed

Snow per year
0"

NOAA normal

Frost risk by date in Umatilla

In the 87% of winters that bring a 32°F night, half of winters at Lisbon, FL see their last 32°F night by February 2; only one in ten is past it by January 5, and one in ten still has one after March 5. Counting the winters with no freeze at all, the risk of a 32°F night after March 5 is under 9% and after February 2 43%. The 31 days between the even-odds date and the one-in-ten date is wider than at 91% of the 101 Florida stations behind this site's ZIP pages, so a fixed calendar date is a gamble here.

In fall the first 32°F night comes by January 3 in half of years, as early as December 2 one year in ten, and holds off past February 3 one year in ten. A hard freeze of 28°F follows 8 days later, around January 11; in spring the one-in-ten date for 28°F is February 16, 17 days before the 32°F one. On average 5 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 18 days longer, to about February 20, and return around December 15. A 24°F night is unusual: 16% of winters had one.

Spring: the chance of another night this cold after the date
Low90%80%70%60%50%40%30%20%10%
36°F99% of yrsJan 22Jan 31Feb 6Feb 14Feb 20Feb 27Mar 4Mar 10Mar 18
32°F87% of yrsJan 5Jan 14Jan 22Jan 29Feb 2Feb 7Feb 15Feb 23Mar 5
28°F51% of yrsDec 30Jan 6Jan 12Jan 16Jan 21Jan 28Jan 31Feb 5Feb 16
24°F16% of yrstoo rare for a date
Fall: the chance the first night this cold has come by the date
Low10%20%30%40%50%60%70%80%90%
36°F99% of yrsNov 19Nov 28Dec 3Dec 8Dec 15Dec 22Dec 30Jan 6Jan 16
32°F87% of yrsDec 2Dec 11Dec 21Dec 29Jan 3Jan 9Jan 16Jan 24Feb 3
28°F51% of yrsDec 13Dec 27Jan 1Jan 6Jan 11Jan 17Jan 22Jan 29Feb 3
24°F16% of yrstoo rare for a date

Freeze probabilities 1991–2020 at Lisbon, 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 32784 →Compare Umatilla with another place →

Weather by month in Umatilla

August is the warmest month at Lisbon, FL, averaging 90°F by day and 73°F at night; January is the coldest at 67°F and 46°F. From April to November the chance of a 32°F night stays under 10% each month. In spring, February still brings one in 40% of years and March still brings one in 12% of years.

Warmth for growing adds up to 7,456 growing degree days a year (base 50°F), fewer than at 66% of the 158 Florida stations. 43% of them (3,229) have built up by the end of June, and August adds the most, 966. Precipitation totals 50.0 inches a year, most in June (7.5") and least in November (2.2"); May to September bring 62% of it.

Monthly normals 1991–2020 at Lisbon, FL
MonthHigh °FLow °FPrecip. in32°F nightNights ≤ 32°FGDD 50°F
Jan67462.865%3239
Feb70492.540%1284
Mar75533.512%<1441
Apr81592.60%0588
May86653.40%0789
Jun89717.50%0888
Jul90736.50%0964
Aug90737.50%0966
Sep87716.30%0868
Oct81642.90%0698
Nov74542.25%0428
Dec69492.334%1304

Monthly normals 1991–2020 at Lisbon, FL (68 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, Leesburg Municipal Airport, FL, 11 miles southwest of Umatilla, has a last frost 7 days earlier (January 26), a first frost 6 days later (January 9), a season 19 days longer.

Frost dates for 34748 (Leesburg) →

When it snows in Umatilla, Florida

Measurable snow is rare here: only 0 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Lisbon, FL, 7.1 miles away, so there is no typical first-snow date to plan around.

Where these figures come from

ZIP 32784 is 7 miles from Lisbon, FL, which stands at 68 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 8 other ZIP codes share the station; its figures are presented in full for 32162 (The Villages). The 2023 USDA Plant Hardiness Zone Map lists ZIP 32784 in zone 9b, the band where the coldest night of the year averaged 25 to 30°F (-3.9 to -1.1°C) over 1991–2020; a zone describes winter lows, not frost dates.

Frost dates across Florida →

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.

ZIP codes measured at the same station

Other zone 9b places in Florida