Frost Dates for Cienega Springs, AZ

Based on data from Parker weather station, 4 miles away

Elevation: 374 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. January 12
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 19

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 January 27
First Fall Frost December 11

Hard Freeze (28°F)

Last Spring Hard Freeze January 1
First Fall Hard Freeze December 26
34.19°N, 114.22°W © OpenStreetMap

Growing Season

342 Days January 12 to December 19

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 9a

Avg. annual minimum: 20 to 25°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
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.

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January69°55°42°
February73°59°45°
March80°65°50°
April87°71°56°
May96°80°64°
June105°90°74°
July108°95°81°
August108°94°81°
September103°89°74°
October90°76°61°
November78°63°49°
December67°54°40°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January4.7
February3.4
March2.5
April0.0
May0.0
June0.0
July0.0
August0.0
September0.0
October0.0
November0.0
December1.4

Sunrise / Sunset

Daylight Mountain Standard Time (MST) Longest: 14h 17m · Shortest: 9h 43m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Standard Time (MST))
Month Sunrise Sunset Daylight
January7:48 AM5:45 PM9h 57m
February7:29 AM6:15 PM10h 46m
March6:54 AM6:39 PM11h 45m
April6:12 AM7:03 PM12h 52m
May5:40 AM7:27 PM13h 47m
June5:29 AM7:45 PM14h 16m
July5:41 AM7:45 PM14h 04m
August6:03 AM7:20 PM13h 17m
September6:26 AM6:38 PM12h 12m
October6:49 AM5:56 PM11h 07m
November7:17 AM5:28 PM10h 11m
December7:41 AM5:25 PM9h 44m

Nearby Stations

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