Frost Dates for Carnamah, WA

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.

-29.69°N, 115.89°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

5° 15° 25° 35°
28°
High: 36°C
Avg: 28°C
Low: 19°C
Jan
28°
High: 36°C
Avg: 28°C
Low: 20°C
Feb
25°
High: 33°C
Avg: 25°C
Low: 18°C
Mar
22°
High: 28°C
Avg: 22°C
Low: 15°C
Apr
18°
High: 23°C
Avg: 18°C
Low: 12°C
May
14°
High: 19°C
Avg: 14°C
Low: 9°C
Jun
13°
High: 18°C
Avg: 13°C
Low: 8°C
Jul
13°
High: 19°C
Avg: 13°C
Low: 8°C
Aug
15°
High: 22°C
Avg: 15°C
Low: 8°C
Sep
19°
High: 27°C
Avg: 19°C
Low: 11°C
Oct
22°
High: 30°C
Avg: 22°C
Low: 14°C
Nov
25°
High: 34°C
Avg: 25°C
Low: 17°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm
10 mm
10.2 mm
Jan
8 mm
7.6 mm
Feb
10 mm
10.2 mm
Mar
15 mm
15.2 mm
Apr
41 mm
40.6 mm
May
46 mm
45.7 mm
Jun
56 mm
55.9 mm
Jul
48 mm
48.3 mm
Aug
15 mm
15.2 mm
Sep
0 mm
0.0 mm
Oct
5 mm
5.1 mm
Nov
3 mm
2.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec13.5h13h12h11.5h10.5h10h10.5h11h12h12.5h13.5h14h
Jan: 5:09 AM – 6:51 PM · 13h 43m
Feb: 5:29 AM – 6:31 PM · 13h 02m
Mar: 5:54 AM – 6:06 PM · 12h 13m
Apr: 6:22 AM – 5:38 PM · 11h 17m
May: 6:45 AM – 5:15 PM · 10h 31m
Jun: 6:57 AM – 5:03 PM · 10h 06m
Jul: 6:52 AM – 5:08 PM · 10h 16m
Aug: 6:32 AM – 5:28 PM · 10h 56m
Sep: 6:05 AM – 5:55 PM · 11h 50m
Oct: 5:38 AM – 6:22 PM · 12h 44m
Nov: 5:14 AM – 6:46 PM · 13h 31m
Dec: 5:03 AM – 6:57 PM · 13h 54m
Daylight Longest: 13h 55m · Shortest: 10h 05m

Nearby Stations

Morawa Airport, WA Badgingarra Research Stn, WA Dalwallinu Comparison, WA Dalwallinu, WA Jurien Bay, WA Mullewa, WA

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