Frost Dates for St Helens Aerodrome, Australia

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. August 15
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. June 17
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 August 24
First Fall Frost June 10
-41.34°N, 148.28°W © OpenStreetMap

Growing Season

306 Days August 15 to June 17

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 10a

Learn more

Temperature

40° 50° 60° 70° 80°
65°
High: 74°
Avg: 65°
Low: 56°
Jan
64°
High: 72°
Avg: 64°
Low: 56°
Feb
62°
High: 70°
Avg: 62°
Low: 53°
Mar
57°
High: 65°
Avg: 57°
Low: 49°
Apr
53°
High: 61°
Avg: 53°
Low: 45°
May
50°
High: 57°
Avg: 50°
Low: 42°
Jun
49°
High: 57°
Avg: 49°
Low: 41°
Jul
50°
High: 58°
Avg: 50°
Low: 41°
Aug
52°
High: 61°
Avg: 52°
Low: 44°
Sep
55°
High: 64°
Avg: 55°
Low: 47°
Oct
59°
High: 67°
Avg: 59°
Low: 51°
Nov
62°
High: 70°
Avg: 62°
Low: 53°
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 1" 2" 3"
1.9"
1.90"
Jan
2.3"
2.30"
Feb
2.3"
2.30"
Mar
1.3"
1.30"
Apr
1.7"
1.70"
May
2.5"
2.50"
Jun
1.9"
1.90"
Jul
2.1"
2.10"
Aug
1.8"
1.80"
Sep
2.5"
2.50"
Oct
3.0"
3.00"
Nov
2.3"
2.30"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec15h14h12h11h10h9h9h10h12h13h14h15h
Jan: 4:40 AM – 7:20 PM · 14h 40m
Feb: 5:12 AM – 6:48 PM · 13h 36m
Mar: 5:50 AM – 6:10 PM · 12h 20m
Apr: 6:34 AM – 5:26 PM · 10h 53m
May: 7:10 AM – 4:50 PM · 9h 41m
Jun: 7:29 AM – 4:31 PM · 9h 02m
Jul: 7:21 AM – 4:39 PM · 9h 18m
Aug: 6:50 AM – 5:10 PM · 10h 20m
Sep: 6:08 AM – 5:52 PM · 11h 44m
Oct: 5:26 AM – 6:34 PM · 13h 08m
Nov: 4:49 AM – 7:11 PM · 14h 22m
Dec: 4:31 AM – 7:29 PM · 14h 58m
Daylight Longest: 14h 59m · Shortest: 9h 01m

Nearby Stations

Eddystone Point, Australia Fingal (Legge Street), Australia November 3 - April 8 Bicheno (Council Depot), Australia Scottsdale (West Minstone Road, Australia September 25 - May 24 Swan Island, Australia Friendly Beaches, Australia August 1 - June 7

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