Frost Dates for MARION ISLAND, South Africa

Elevation: 18 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 20
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 13
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 2
First Fall Frost June 8
-46.88°N, 37.87°W © OpenStreetMap

Growing Season

266 Days September 20 to June 13

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

Avg. annual minimum: −1 to 2°C

Learn more

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

ET Tundra

No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.

Köppen climate map

Temperature

0° 5° 10°
7°
High: 8°C
Avg: 7°C
Low: 6°C
Jan
7°
High: 8°C
Avg: 7°C
Low: 6°C
Feb
7°
High: 8°C
Avg: 7°C
Low: 6°C
Mar
6°
High: 8°C
Avg: 6°C
Low: 5°C
Apr
6°
High: 7°C
Avg: 6°C
Low: 4°C
May
5°
High: 6°C
Avg: 5°C
Low: 4°C
Jun
5°
High: 6°C
Avg: 5°C
Low: 3°C
Jul
4°
High: 6°C
Avg: 4°C
Low: 3°C
Aug
4°
High: 5°C
Avg: 4°C
Low: 3°C
Sep
4°
High: 6°C
Avg: 4°C
Low: 3°C
Oct
5°
High: 6°C
Avg: 5°C
Low: 4°C
Nov
6°
High: 7°C
Avg: 6°C
Low: 5°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 30 mm 60 mm 90 mm
94 mm
94.0 mm
Jan
91 mm
91.4 mm
Feb
91 mm
91.4 mm
Mar
89 mm
88.9 mm
Apr
86 mm
86.4 mm
May
99 mm
99.1 mm
Jun
91 mm
91.4 mm
Jul
99 mm
99.1 mm
Aug
89 mm
88.9 mm
Sep
97 mm
96.5 mm
Oct
79 mm
78.7 mm
Nov
86 mm
86.4 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec15.5h14h12.5h10.5h9h8.5h8.5h10h11.5h13.5h15h15.5h
Jan: 4:22 AM – 7:38 PM · 15h 17m
Feb: 5:02 AM – 6:58 PM · 13h 57m
Mar: 5:48 AM – 6:12 PM · 12h 24m
Apr: 6:41 AM – 5:19 PM · 10h 38m
May: 7:25 AM – 4:35 PM · 9h 10m
Jun: 7:50 AM – 4:10 PM · 8h 21m
Jul: 7:40 AM – 4:20 PM · 8h 41m
Aug: 7:01 AM – 4:59 PM · 9h 58m
Sep: 6:09 AM – 5:51 PM · 11h 41m
Oct: 5:18 AM – 6:42 PM · 13h 23m
Nov: 4:33 AM – 7:27 PM · 14h 54m
Dec: 4:10 AM – 7:50 PM · 15h 39m
Daylight Longest: 15h 41m · Shortest: 8h 19m

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