Frost Dates for Apache Junction, AZ

Based on data from Apache Junction 5 Ne weather station, 5 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. February 11
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 10
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 February 21
First Fall Frost December 1

Hard Freeze (28°F)

Last Spring Hard Freeze January 13
First Fall Hard Freeze December 22
33.42°N, -111.55°W © OpenStreetMap

Growing Season

303 Days February 11 to December 10

USDA Hardiness Zone iHardiness 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 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°C)

Learn more

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

BSh Hot Semi-Arid (Steppe)

Hot with low but not negligible rainfall. Less extreme than true desert. Dryland farming techniques and drought-tolerant varieties work well. Mulching and water conservation are key.

Köppen climate map

Temperature

40° 60° 80° 100°
55°
High: 67°F
Avg: 55°F
Low: 43°F
Jan
57°
High: 70°F
Avg: 57°F
Low: 44°F
Feb
62°
High: 77°F
Avg: 62°F
Low: 48°F
Mar
69°
High: 85°F
Avg: 69°F
Low: 53°F
Apr
77°
High: 93°F
Avg: 77°F
Low: 60°F
May
86°
High: 103°F
Avg: 86°F
Low: 69°F
Jun
91°
High: 105°F
Avg: 91°F
Low: 77°F
Jul
90°
High: 104°F
Avg: 90°F
Low: 76°F
Aug
85°
High: 99°F
Avg: 85°F
Low: 71°F
Sep
74°
High: 88°F
Avg: 74°F
Low: 60°F
Oct
63°
High: 76°F
Avg: 63°F
Low: 50°F
Nov
54°
High: 66°F
Avg: 54°F
Low: 42°F
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 2" 4" 6" 6.6"
5.8"
5.77"
Jan
6.0"
5.99"
Feb
6.6"
6.61"
Mar
0.0"
0.00"
Apr
0.0"
0.00"
May
0.0"
0.00"
Jun
2.6"
2.60"
Jul
4.2"
4.19"
Aug
2.5"
2.53"
Sep
0.0"
0.00"
Oct
1.9"
1.91"
Nov
5.6"
5.59"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h12h13h13.5h14h14h13h12h11h10h10h
Jan: 6:60 AM – 5:00 PM · 10h 01m
Feb: 6:36 AM – 5:24 PM · 10h 48m
Mar: 6:07 AM – 5:53 PM · 11h 45m
Apr: 5:35 AM – 6:25 PM · 12h 50m
May: 5:08 AM – 6:52 PM · 13h 44m
Jun: 4:54 AM – 7:06 PM · 14h 12m
Jul: 4:60 AM – 7:00 PM · 14h 01m
Aug: 5:23 AM – 6:37 PM · 13h 15m
Sep: 5:54 AM – 6:06 PM · 12h 12m
Oct: 6:26 AM – 5:34 PM · 11h 09m
Nov: 6:53 AM – 5:07 PM · 10h 14m
Dec: 7:06 AM – 4:54 PM · 9h 47m
Daylight Longest: 14h 13m · Shortest: 9h 47m

Nearby Stations

Mormon Flat, AZ January 29 - December 24 Stewart Mtn Dam, AZ February 13 - December 5 E Mesa, AZ February 1 - December 10 Fountain Hills, AZ January 6 - December 28 Chandler Heights, AZ February 1 - December 11 Superior, AZ January 18 - December 28

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