Frost Dates for Diamond M Rch, AZ

Elevation: 1674 m

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. May 17
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. October 10

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 May 25
First Fall Frost October 5

Hard Freeze (28°F)

Last Spring Hard Freeze April 30
First Fall Hard Freeze October 23
35.29°N, 113.37°W © OpenStreetMap

Growing Season

146 Days May 17 to October 10

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 7a

Avg. annual minimum: 0 to 5°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) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January52°37°23°
February54°39°24°
March61°44°28°
April67°50°32°
May76°58°39°
June88°67°46°
July92°73°55°
August89°72°54°
September84°66°47°
October73°55°36°
November62°44°27°
December52°37°22°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January7.2
February6.3
March3.9
April0.0
May0.0
June0.2
July5.3
August5.6
September5.3
October0.0
November0.0
December5.8

Sunrise / Sunset

Daylight Mountain Standard Time (MST) Longest: 14h 23m · Shortest: 9h 37m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Standard Time (MST))
Month Sunrise Sunset Daylight
January7:47 AM5:39 PM9h 52m
February7:27 AM6:10 PM10h 43m
March6:51 AM6:35 PM11h 44m
April6:07 AM7:01 PM12h 54m
May5:34 AM7:25 PM13h 52m
June5:23 AM7:45 PM14h 22m
July5:34 AM7:44 PM14h 10m
August5:58 AM7:18 PM13h 20m
September6:22 AM6:34 PM12h 13m
October6:46 AM5:51 PM11h 05m
November7:16 AM5:22 PM10h 06m
December7:40 AM5:18 PM9h 38m

Nearby Stations

Seligman, AZMay 10 - October 15 Kingman Mohave Co AP, AZ April 2 - November 11 Walnut Creek, AZ May 24 - October 7 Wikieup, AZMarch 19 - November 23 Bagdad, AZApril 7 - November 12 Yucca 1 Nne, AZ February 18 - December 2

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