Frost Dates for Flinders Island Airport, TAS

Elevation: 9 m

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. September 9
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 1
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 September 23
First Fall Frost May 20
-40.09°N, 148.00°W © OpenStreetMap

Growing Season

265 Days September 9 to June 1

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 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°C)

Learn more

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

Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

5° 10° 15° 20° 25°
18°
High: 23°C
Avg: 18°C
Low: 14°C
Jan
19°
High: 23°C
Avg: 19°C
Low: 14°C
Feb
17°
High: 21°C
Avg: 17°C
Low: 13°C
Mar
15°
High: 19°C
Avg: 15°C
Low: 11°C
Apr
13°
High: 16°C
Avg: 13°C
Low: 9°C
May
11°
High: 14°C
Avg: 11°C
Low: 7°C
Jun
10°
High: 14°C
Avg: 10°C
Low: 7°C
Jul
10°
High: 14°C
Avg: 10°C
Low: 7°C
Aug
12°
High: 15°C
Avg: 12°C
Low: 8°C
Sep
13°
High: 17°C
Avg: 13°C
Low: 9°C
Oct
15°
High: 19°C
Avg: 15°C
Low: 11°C
Nov
17°
High: 21°C
Avg: 17°C
Low: 12°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
46 mm
45.7 mm
Jan
23 mm
22.9 mm
Feb
36 mm
35.6 mm
Mar
51 mm
50.8 mm
Apr
71 mm
71.1 mm
May
71 mm
71.1 mm
Jun
74 mm
73.7 mm
Jul
76 mm
76.2 mm
Aug
69 mm
68.6 mm
Sep
46 mm
45.7 mm
Oct
58 mm
58.4 mm
Nov
58 mm
58.4 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14.5h13.5h12.5h11h10h9h9.5h10.5h12h13h14.5h15h
Jan: 4:43 AM – 7:17 PM · 14h 33m
Feb: 5:14 AM – 6:46 PM · 13h 32m
Mar: 5:50 AM – 6:10 PM · 12h 19m
Apr: 6:32 AM – 5:28 PM · 10h 56m
May: 7:07 AM – 4:53 PM · 9h 47m
Jun: 7:25 AM – 4:35 PM · 9h 10m
Jul: 7:18 AM – 4:42 PM · 9h 25m
Aug: 6:48 AM – 5:12 PM · 10h 25m
Sep: 6:07 AM – 5:53 PM · 11h 45m
Oct: 5:27 AM – 6:33 PM · 13h 05m
Nov: 4:52 AM – 7:08 PM · 14h 16m
Dec: 4:35 AM – 7:25 PM · 14h 50m
Daylight Longest: 14h 51m · Shortest: 9h 09m

Nearby Stations

Swan Island, TAS Eddystone Point, TAS Bridport (Sea View Villas), TAS Scottsdale (West Minstone Road, TAS September 25 - May 24 St Helens Aerodrome, TAS August 15 - June 17 Launceston (Ti Tree Bend), TAS September 12 - May 13

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