Frost Dates for Rottnest Island, WA

Elevation: 43 m

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.

-32.01°N, 115.50°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 11b

Avg. annual minimum: 45 to 50°F (7 to 10°C)

Learn more

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

Csa Hot-Summer Mediterranean

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

10° 15° 20° 25° 30°
23°
High: 27°C
Avg: 23°C
Low: 19°C
Jan
23°
High: 27°C
Avg: 23°C
Low: 19°C
Feb
22°
High: 26°C
Avg: 22°C
Low: 19°C
Mar
21°
High: 24°C
Avg: 21°C
Low: 17°C
Apr
18°
High: 21°C
Avg: 18°C
Low: 15°C
May
16°
High: 19°C
Avg: 16°C
Low: 13°C
Jun
15°
High: 18°C
Avg: 15°C
Low: 12°C
Jul
15°
High: 18°C
Avg: 15°C
Low: 12°C
Aug
16°
High: 19°C
Avg: 16°C
Low: 13°C
Sep
17°
High: 21°C
Avg: 17°C
Low: 14°C
Oct
19°
High: 23°C
Avg: 19°C
Low: 16°C
Nov
21°
High: 25°C
Avg: 21°C
Low: 18°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm
8 mm
7.6 mm
Jan
3 mm
2.5 mm
Feb
13 mm
12.7 mm
Mar
20 mm
20.3 mm
Apr
66 mm
66.0 mm
May
107 mm
106.7 mm
Jun
117 mm
116.8 mm
Jul
91 mm
91.4 mm
Aug
66 mm
66.0 mm
Sep
18 mm
17.8 mm
Oct
10 mm
10.2 mm
Nov
5 mm
5.1 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14h13h12h11h10.5h10h10h11h12h13h13.5h14h
Jan: 5:04 AM – 6:56 PM · 13h 53m
Feb: 5:26 AM – 6:34 PM · 13h 08m
Mar: 5:53 AM – 6:07 PM · 12h 14m
Apr: 6:24 AM – 5:36 PM · 11h 12m
May: 6:49 AM – 5:11 PM · 10h 22m
Jun: 7:03 AM – 4:57 PM · 9h 55m
Jul: 6:57 AM – 5:03 PM · 10h 06m
Aug: 6:35 AM – 5:25 PM · 10h 49m
Sep: 6:06 AM – 5:54 PM · 11h 49m
Oct: 5:36 AM – 6:24 PM · 12h 49m
Nov: 5:10 AM – 6:50 PM · 13h 40m
Dec: 4:57 AM – 7:03 PM · 14h 05m
Daylight Longest: 14h 06m · Shortest: 9h 54m

Nearby Stations

Swanbourne, WA Garden Island Hsf, WA Perth Metro, WA Jandakot Aero, WA August 17 - June 9 Medina Research Centre, WA Perth Airport, WA

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