Frost Dates for Sartine Island (Aut), BC

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. February 27
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. December 2
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 March 15
First Fall Frost November 27

Hard Freeze (−2°C)

Last Spring Hard Freeze February 9
First Fall Hard Freeze December 3
50.82°N, -128.90°W © OpenStreetMap

Growing Season

279 Days February 27 to December 2

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° 5° 10° 15° 20°
6°
High: 7°C
Avg: 6°C
Low: 5°C
Jan
5°
High: 7°C
Avg: 5°C
Low: 4°C
Feb
6°
High: 7°C
Avg: 6°C
Low: 4°C
Mar
7°
High: 9°C
Avg: 7°C
Low: 5°C
Apr
9°
High: 10°C
Avg: 9°C
Low: 7°C
May
11°
High: 12°C
Avg: 11°C
Low: 9°C
Jun
13°
High: 14°C
Avg: 13°C
Low: 12°C
Jul
14°
High: 15°C
Avg: 14°C
Low: 12°C
Aug
13°
High: 14°C
Avg: 13°C
Low: 11°C
Sep
10°
High: 12°C
Avg: 10°C
Low: 9°C
Oct
8°
High: 9°C
Avg: 8°C
Low: 6°C
Nov
6°
High: 7°C
Avg: 6°C
Low: 4°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 75 mm 150 mm 225 mm
234 mm
233.7 mm
Jan
137 mm
137.2 mm
Feb
168 mm
167.6 mm
Mar
135 mm
134.6 mm
Apr
48 mm
48.3 mm
May
66 mm
66.0 mm
Jun
25 mm
25.4 mm
Jul
66 mm
66.0 mm
Aug
89 mm
88.9 mm
Sep
175 mm
175.3 mm
Oct
208 mm
208.3 mm
Nov
208 mm
208.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 7:54 AM – 4:06 PM · 8h 12m
Feb: 7:07 AM – 4:53 PM · 9h 45m
Mar: 6:14 AM – 5:46 PM · 11h 32m
Apr: 5:13 AM – 6:47 PM · 13h 34m
May: 4:21 AM – 7:39 PM · 15h 17m
Jun: 3:52 AM – 8:08 PM · 16h 15m
Jul: 4:04 AM – 7:56 PM · 15h 51m
Aug: 4:50 AM – 7:10 PM · 14h 20m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:48 AM – 5:12 PM · 10h 24m
Nov: 7:41 AM – 4:19 PM · 8h 38m
Dec: 8:08 AM – 3:52 PM · 7h 44m
Daylight Longest: 16h 17m · Shortest: 7h 43m

Nearby Stations

Cape Scott, BC February 21 - December 6 Quatsino Lightstation, BC February 28 - December 2 Pine Island, BC February 16 - December 5 Egg Island, BC March 15 - November 22 Herbert Island (Aut), BC February 11 - December 4 Quatsino, BCApril 5 - November 14

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