Frost Dates for Hesperia, CA

Based on data from Hesperia 2e weather station, 2 miles away

Elevation: 3186 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. February 28
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 1

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost March 12
First Fall Frost November 23

Hard Freeze (28°F)

Last Spring Hard Freeze January 30
First Fall Hard Freeze December 14
34.43°N, 117.30°W © OpenStreetMap

Growing Season

277 Days February 28 to December 1

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 8b

Avg. annual minimum: 15 to 20°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January60°48°37°
February62°50°39°
March69°55°42°
April75°60°46°
May82°67°53°
June92°76°59°
July97°81°65°
August97°81°65°
September91°76°61°
October81°66°51°
November67°55°42°
December59°47°35°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January3.8
February3.1
March3.0
April0.1
May0.0
June0.0
July0.0
August0.0
September0.0
October0.0
November0.0
December3.0

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 14h 18m · Shortest: 9h 42m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:00 AM4:57 PM9h 56m
February6:41 AM5:26 PM10h 45m
March7:06 AM6:51 PM11h 45m
April6:23 AM7:15 PM12h 52m
May5:51 AM7:39 PM13h 48m
June5:41 AM7:58 PM14h 17m
July5:52 AM7:57 PM14h 05m
August6:15 AM7:32 PM13h 17m
September6:37 AM6:50 PM12h 12m
October7:01 AM6:08 PM11h 07m
November6:29 AM4:39 PM10h 10m
December6:54 AM4:36 PM9h 42m

Nearby Stations

Victorville, CA March 18 - November 11 Lake Arrowhead, CA May 5 - November 2 Wrightwood, CAMay 16 - October 13 Big Bear Lake, CA May 27 - October 4 El Mirage, CA March 21 - November 12 Redlands, CA January 27 - December 19

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