Frost Dates for Snowtown (Rayville Park), SA

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. October 3
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 30
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 October 13
First Fall Frost May 22

Hard Freeze (−2°C)

Last Spring Hard Freeze August 19
First Fall Hard Freeze June 13
-33.77°N, 138.22°W © OpenStreetMap

Growing Season

239 Days October 3 to May 30

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.

BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Köppen climate map

Temperature

0° 10° 20° 30°
24°
High: 33°C
Avg: 24°C
Low: 15°C
Jan
23°
High: 32°C
Avg: 23°C
Low: 14°C
Feb
20°
High: 29°C
Avg: 20°C
Low: 12°C
Mar
17°
High: 25°C
Avg: 17°C
Low: 10°C
Apr
14°
High: 20°C
Avg: 14°C
Low: 7°C
May
11°
High: 16°C
Avg: 11°C
Low: 5°C
Jun
10°
High: 16°C
Avg: 10°C
Low: 5°C
Jul
11°
High: 17°C
Avg: 11°C
Low: 4°C
Aug
13°
High: 21°C
Avg: 13°C
Low: 5°C
Sep
16°
High: 25°C
Avg: 16°C
Low: 7°C
Oct
19°
High: 28°C
Avg: 19°C
Low: 10°C
Nov
22°
High: 31°C
Avg: 22°C
Low: 12°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm
10 mm
10.2 mm
Jan
15 mm
15.2 mm
Feb
13 mm
12.7 mm
Mar
25 mm
25.4 mm
Apr
30 mm
30.5 mm
May
51 mm
50.8 mm
Jun
33 mm
33.0 mm
Jul
43 mm
43.2 mm
Aug
38 mm
38.1 mm
Sep
18 mm
17.8 mm
Oct
25 mm
25.4 mm
Nov
25 mm
25.4 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14h13h12.5h11h10h10h10h10.5h12h13h14h14h
Jan: 4:60 AM – 7:00 PM · 14h 01m
Feb: 5:24 AM – 6:36 PM · 13h 13m
Mar: 5:52 AM – 6:08 PM · 12h 15m
Apr: 6:25 AM – 5:35 PM · 11h 09m
May: 6:53 AM – 5:07 PM · 10h 15m
Jun: 7:07 AM – 4:53 PM · 9h 46m
Jul: 7:01 AM – 4:59 PM · 9h 58m
Aug: 6:38 AM – 5:22 PM · 10h 44m
Sep: 6:06 AM – 5:54 PM · 11h 48m
Oct: 5:34 AM – 6:26 PM · 12h 52m
Nov: 5:06 AM – 6:54 PM · 13h 47m
Dec: 4:53 AM – 7:07 PM · 14h 14m
Daylight Longest: 14h 15m · Shortest: 9h 45m

Nearby Stations

Clare High School, SA August 29 - May 31 Port Pirie Nyrstar Comparison, SA Maitland, SA Eudunda, SAAugust 8 - June 17 Roseworthy Aws, SA September 24 - June 15 Yongala, SAOctober 10 - May 15

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