Frost Dates for Phelan, CA

Based on data from Wrightwood weather station, 6 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. May 16
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. October 13
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 May 29
First Fall Frost October 5

Hard Freeze (28°F)

Last Spring Hard Freeze April 25
First Fall Hard Freeze October 30
34.43°N, -117.57°W © OpenStreetMap

Growing Season

150 Days May 16 to October 13

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 7a

Avg. annual minimum: 0 to 5°F (−18 to −15°C)

Learn more

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

Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

20° 40° 60° 80°
37°
High: 48°F
Avg: 37°F
Low: 26°F
Jan
37°
High: 48°F
Avg: 37°F
Low: 25°F
Feb
42°
High: 54°F
Avg: 42°F
Low: 29°F
Mar
46°
High: 60°F
Avg: 46°F
Low: 32°F
Apr
54°
High: 69°F
Avg: 54°F
Low: 39°F
May
61°
High: 78°F
Avg: 61°F
Low: 44°F
Jun
68°
High: 83°F
Avg: 68°F
Low: 53°F
Jul
67°
High: 82°F
Avg: 67°F
Low: 51°F
Aug
61°
High: 75°F
Avg: 61°F
Low: 46°F
Sep
51°
High: 64°F
Avg: 51°F
Low: 37°F
Oct
42°
High: 55°F
Avg: 42°F
Low: 29°F
Nov
36°
High: 48°F
Avg: 36°F
Low: 25°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 3" 6" 9" 10.2"
10.2"
10.21"
Jan
7.7"
7.71"
Feb
5.5"
5.54"
Mar
3.5"
3.46"
Apr
0.0"
0.00"
May
0.0"
0.00"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
0.0"
0.00"
Sep
1.4"
1.41"
Oct
6.0"
5.97"
Nov
8.3"
8.25"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h11.5h13h14h14.5h14h13.5h12h11h10h9.5h
Jan: 7:02 AM – 4:58 PM · 9h 57m
Feb: 6:37 AM – 5:23 PM · 10h 46m
Mar: 6:08 AM – 5:52 PM · 11h 45m
Apr: 5:34 AM – 6:26 PM · 12h 52m
May: 5:06 AM – 6:54 PM · 13h 48m
Jun: 4:51 AM – 7:09 PM · 14h 17m
Jul: 4:57 AM – 7:03 PM · 14h 05m
Aug: 5:21 AM – 6:39 PM · 13h 17m
Sep: 5:54 AM – 6:06 PM · 12h 12m
Oct: 6:27 AM – 5:33 PM · 11h 07m
Nov: 6:55 AM – 5:05 PM · 10h 10m
Dec: 7:09 AM – 4:51 PM · 9h 43m
Daylight Longest: 14h 18m · Shortest: 9h 42m

Nearby Stations

El Mirage, CA March 21 - November 12 Pearblossom, CA March 13 - December 1 Pomona/Fairplex, CA January 8 - December 28 Ontario Intl AP, CA January 4 - December 30 Hesperia 2e, CA February 28 - December 1 Victorville, CA March 18 - November 11

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