Frost Dates for Big Bear City, CA

Based on data from Big Bear Lake weather station, 4 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 27
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 4
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 June 2
First Fall Frost September 29

Hard Freeze (28°F)

Last Spring Hard Freeze May 4
First Fall Hard Freeze October 20
34.26°N, -116.84°W © OpenStreetMap

Growing Season

130 Days May 27 to October 4

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°
35°
High: 46°F
Avg: 35°F
Low: 24°F
Jan
35°
High: 46°F
Avg: 35°F
Low: 24°F
Feb
39°
High: 51°F
Avg: 39°F
Low: 27°F
Mar
44°
High: 57°F
Avg: 44°F
Low: 31°F
Apr
52°
High: 66°F
Avg: 52°F
Low: 37°F
May
59°
High: 75°F
Avg: 59°F
Low: 44°F
Jun
65°
High: 80°F
Avg: 65°F
Low: 51°F
Jul
64°
High: 79°F
Avg: 64°F
Low: 50°F
Aug
59°
High: 73°F
Avg: 59°F
Low: 44°F
Sep
49°
High: 63°F
Avg: 49°F
Low: 35°F
Oct
41°
High: 54°F
Avg: 41°F
Low: 28°F
Nov
35°
High: 46°F
Avg: 35°F
Low: 24°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" 9.2"
9.2"
9.17"
Jan
8.2"
8.22"
Feb
7.8"
7.75"
Mar
4.4"
4.40"
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
0.0"
0.00"
Oct
3.9"
3.92"
Nov
9.2"
9.20"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h11.5h13h14h14.5h14h13.5h12h11h10h9.5h
Jan: 7:01 AM – 4:59 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 47m
Jun: 4:52 AM – 7:08 PM · 14h 16m
Jul: 4:58 AM – 7:02 PM · 14h 05m
Aug: 5:22 AM – 6:38 PM · 13h 17m
Sep: 5:54 AM – 6:06 PM · 12h 12m
Oct: 6:26 AM – 5:34 PM · 11h 07m
Nov: 6:55 AM – 5:05 PM · 10h 11m
Dec: 7:08 AM – 4:52 PM · 9h 43m
Daylight Longest: 14h 17m · Shortest: 9h 43m

Nearby Stations

Lake Arrowhead, CA May 5 - November 2 Redlands, CA January 27 - December 19 Morongo Valley N, CA February 25 - December 15 Johnson Valley, CA March 1 - November 29 Hesperia 2e, CA February 28 - December 1 Victorville, CA March 18 - November 11

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