Frost Dates for Somerton, AZ

Based on data from Yuma Mcas weather station, 7 miles away

Elevation: 105 ft

Frost Dates

This location never reaches freezing temperatures, so you can plant year-round!

In tropical and subtropical climates, the main challenge isn’t frost — it’s heat and humidity. Learn more about gardening in tropical climates.

32.60°N, 114.71°W © OpenStreetMap

USDA Hardiness Zone

Zone 10b

Avg. annual minimum: 35 to 40°F

Learn more

Köppen Climate

BWh Hot Desert

Very hot and extremely dry with minimal rainfall. Irrigation is essential for any gardening. Heat-tolerant crops and desert-adapted plants thrive; shade structures help in peak summer.

Köppen climate map

Temperature

40° 60° 80° 100°

59°

Jan

62°

Feb

68°

Mar

73°

Apr

81°

May

89°

Jun

95°

Jul

95°

Aug

90°

Sep

78°

Oct

66°

Nov

57°

Dec

Avg High Avg Temp Avg Low

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	70°	59°	48°
February	73°	62°	50°
March	80°	68°	55°
April	86°	73°	60°
May	94°	81°	67°
June	103°	89°	75°
July	107°	95°	83°
August	106°	95°	83°
September	101°	90°	78°
October	90°	78°	66°
November	78°	66°	54°
December	68°	57°	47°

Precipitation

0" 1" 2" 3" 4.0"

3.4"

Jan

4.0"

Feb

0.8"

Mar

0.0"

Apr

0.0"

May

0.0"

Jun

2.1"

Jul

3.3"

Aug

1.5"

Sep

0.0"

Oct

0.0"

Nov

0.9"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	3.4
February	4.0
March	0.8
April	0.0
May	0.0
June	0.0
July	2.1
August	3.3
September	1.5
October	0.0
November	0.0
December	0.9

Sunrise / Sunset

Jan: 7:46 AM – 5:50 PM · 10h 04m

Feb: 7:28 AM – 6:18 PM · 10h 50m

Mar: 6:55 AM – 6:41 PM · 11h 46m

Apr: 6:14 AM – 7:03 PM · 12h 49m

May: 5:44 AM – 7:25 PM · 13h 41m

Jun: 5:35 AM – 7:43 PM · 14h 08m

Jul: 5:46 AM – 7:43 PM · 13h 57m

Aug: 6:06 AM – 7:19 PM · 13h 12m

Sep: 6:27 AM – 6:39 PM · 12h 11m

Oct: 6:48 AM – 5:59 PM · 11h 10m

Nov: 7:15 AM – 5:32 PM · 10h 17m

Dec: 7:38 AM – 5:30 PM · 9h 52m

Daylight Mountain Standard Time (MST) Longest: 14h 09m · Shortest: 9h 51m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (Mountain Standard Time (MST))
Month	Sunrise	Sunset	Daylight
January	7:46 AM	5:50 PM	10h 04m
February	7:28 AM	6:18 PM	10h 50m
March	6:55 AM	6:41 PM	11h 46m
April	6:14 AM	7:03 PM	12h 49m
May	5:44 AM	7:25 PM	13h 41m
June	5:35 AM	7:43 PM	14h 08m
July	5:46 AM	7:43 PM	13h 57m
August	6:06 AM	7:19 PM	13h 12m
September	6:27 AM	6:39 PM	12h 11m
October	6:48 AM	5:59 PM	11h 10m
November	7:15 AM	5:32 PM	10h 17m
December	7:38 AM	5:30 PM	9h 52m

Nearby Stations

Yuma Quartermaster Depot, AZ January 8 - December 28 Yuma Proving Ground, AZ January 4 - December 25 Yuma 27 Ene, AZ January 11 - December 21 RIITO, Mexico Tacna 3 Ne, AZ February 13 - December 1 MEXICALI, Mexico

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