Frost Dates for Dartmouth Reservoir, VIC

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 18
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. May 14
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 28
First Fall Frost May 5

Hard Freeze (−2°C)

Last Spring Hard Freeze August 8
First Fall Hard Freeze June 11
-36.54°N, 147.50°W © OpenStreetMap

Growing Season

238 Days September 18 to May 14

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

0° 10° 20° 30°
22°
High: 29°C
Avg: 22°C
Low: 14°C
Jan
21°
High: 29°C
Avg: 21°C
Low: 14°C
Feb
18°
High: 26°C
Avg: 18°C
Low: 11°C
Mar
14°
High: 21°C
Avg: 14°C
Low: 7°C
Apr
10°
High: 16°C
Avg: 10°C
Low: 5°C
May
8°
High: 13°C
Avg: 8°C
Low: 3°C
Jun
7°
High: 12°C
Avg: 7°C
Low: 2°C
Jul
8°
High: 13°C
Avg: 8°C
Low: 3°C
Aug
11°
High: 17°C
Avg: 11°C
Low: 5°C
Sep
14°
High: 21°C
Avg: 14°C
Low: 7°C
Oct
17°
High: 24°C
Avg: 17°C
Low: 10°C
Nov
19°
High: 27°C
Avg: 19°C
Low: 12°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm
79 mm
78.7 mm
Jan
61 mm
61.0 mm
Feb
51 mm
50.8 mm
Mar
53 mm
53.3 mm
Apr
81 mm
81.3 mm
May
97 mm
96.5 mm
Jun
104 mm
104.1 mm
Jul
109 mm
109.2 mm
Aug
99 mm
99.1 mm
Sep
81 mm
81.3 mm
Oct
89 mm
88.9 mm
Nov
61 mm
61.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14h13.5h12.5h11h10h9.5h9.5h10.5h12h13h14h14.5h
Jan: 4:53 AM – 7:07 PM · 14h 14m
Feb: 5:20 AM – 6:40 PM · 13h 21m
Mar: 5:52 AM – 6:08 PM · 12h 17m
Apr: 6:28 AM – 5:32 PM · 11h 04m
May: 6:58 AM – 5:02 PM · 10h 03m
Jun: 7:14 AM – 4:46 PM · 9h 31m
Jul: 7:08 AM – 4:52 PM · 9h 44m
Aug: 6:42 AM – 5:18 PM · 10h 36m
Sep: 6:07 AM – 5:53 PM · 11h 47m
Oct: 5:31 AM – 6:29 PM · 12h 58m
Nov: 5:00 AM – 6:60 PM · 13h 59m
Dec: 4:45 AM – 7:15 PM · 14h 29m
Daylight Longest: 14h 30m · Shortest: 9h 30m

Nearby Stations

Hunters Hill, VIC September 28 - May 31 Falls Creek, VIC December 18 - January 23 Mount Hotham, VIC December 19 - January 20 Hume Reservoir, NSW August 10 - June 12 Khancoban Aws, NSW September 27 - May 14 Thredbo Aws, NSW December 16 - January 22

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