Frost Dates for Rossmoor, CA

Based on data from Long Beach Daugherty Fld weather station, 4 miles away

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.

33.79°N, -118.09°W © OpenStreetMap

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 10b

Avg. annual minimum: 35 to 40°F (2 to 4°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°
57°
High: 67°F
Avg: 57°F
Low: 47°F
Jan
58°
High: 67°F
Avg: 58°F
Low: 48°F
Feb
60°
High: 69°F
Avg: 60°F
Low: 51°F
Mar
63°
High: 71°F
Avg: 63°F
Low: 54°F
Apr
66°
High: 73°F
Avg: 66°F
Low: 58°F
May
69°
High: 76°F
Avg: 69°F
Low: 61°F
Jun
73°
High: 81°F
Avg: 73°F
Low: 65°F
Jul
74°
High: 83°F
Avg: 74°F
Low: 66°F
Aug
73°
High: 82°F
Avg: 73°F
Low: 64°F
Sep
68°
High: 78°F
Avg: 68°F
Low: 59°F
Oct
62°
High: 73°F
Avg: 62°F
Low: 52°F
Nov
57°
High: 67°F
Avg: 57°F
Low: 47°F
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 3" 6" 8.2"
8.2"
8.24"
Jan
5.3"
5.25"
Feb
4.0"
3.95"
Mar
1.3"
1.30"
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
2.0"
1.99"
Nov
6.7"
6.73"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h11.5h13h14h14h14h13.5h12h11h10h10h
Jan: 7:00 AM – 4:60 PM · 9h 59m
Feb: 6:36 AM – 5:24 PM · 10h 47m
Mar: 6:08 AM – 5:52 PM · 11h 45m
Apr: 5:34 AM – 6:26 PM · 12h 51m
May: 5:07 AM – 6:53 PM · 13h 45m
Jun: 4:53 AM – 7:07 PM · 14h 14m
Jul: 4:59 AM – 7:01 PM · 14h 02m
Aug: 5:22 AM – 6:38 PM · 13h 16m
Sep: 5:54 AM – 6:06 PM · 12h 12m
Oct: 6:26 AM – 5:34 PM · 11h 08m
Nov: 6:54 AM – 5:06 PM · 10h 12m
Dec: 7:07 AM – 4:53 PM · 9h 46m
Daylight Longest: 14h 15m · Shortest: 9h 45m

Nearby Stations

Fullerton Muni AP, CA Torrance AP, CA January 9 - January 5 Hawthorne Muni AP, CA Redondo Beach, CA Los Angeles Intl AP, CA Santa Ana Fire Stn, CA

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