Frost Dates for Shawnigan Lake, 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. April 7
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. November 6
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 April 14
First Fall Frost October 30

Hard Freeze (−2°C)

Last Spring Hard Freeze February 28
First Fall Hard Freeze November 23
48.65°N, -123.63°W © OpenStreetMap

Growing Season

213 Days April 7 to November 6

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 8b

Avg. annual minimum: 15 to 20°F (−9 to −7°C)

Learn more

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

Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

0° 10° 20°
3°
High: 6°C
Avg: 3°C
Low: 0°C
Jan
4°
High: 8°C
Avg: 4°C
Low: 0°C
Feb
6°
High: 10°C
Avg: 6°C
Low: 2°C
Mar
9°
High: 14°C
Avg: 9°C
Low: 4°C
Apr
13°
High: 18°C
Avg: 13°C
Low: 7°C
May
15°
High: 21°C
Avg: 15°C
Low: 10°C
Jun
18°
High: 24°C
Avg: 18°C
Low: 12°C
Jul
18°
High: 24°C
Avg: 18°C
Low: 12°C
Aug
15°
High: 21°C
Avg: 15°C
Low: 10°C
Sep
10°
High: 14°C
Avg: 10°C
Low: 6°C
Oct
6°
High: 9°C
Avg: 6°C
Low: 3°C
Nov
3°
High: 6°C
Avg: 3°C
Low: 1°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 75 mm 150 mm 225 mm
221 mm
221.0 mm
Jan
127 mm
127.0 mm
Feb
124 mm
124.5 mm
Mar
71 mm
71.1 mm
Apr
48 mm
48.3 mm
May
28 mm
27.9 mm
Jun
5 mm
5.1 mm
Jul
10 mm
10.2 mm
Aug
46 mm
45.7 mm
Sep
124 mm
124.5 mm
Oct
203 mm
203.2 mm
Nov
203 mm
203.2 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:45 AM – 4:15 PM · 8h 30m
Feb: 7:02 AM – 4:58 PM · 9h 55m
Mar: 6:13 AM – 5:47 PM · 11h 34m
Apr: 5:17 AM – 6:43 PM · 13h 27m
May: 4:29 AM – 7:31 PM · 15h 02m
Jun: 4:03 AM – 7:57 PM · 15h 55m
Jul: 4:14 AM – 7:46 PM · 15h 33m
Aug: 4:55 AM – 7:05 PM · 14h 09m
Sep: 5:50 AM – 6:10 PM · 12h 20m
Oct: 6:44 AM – 5:16 PM · 10h 31m
Nov: 7:33 AM – 4:27 PM · 8h 54m
Dec: 7:57 AM – 4:03 PM · 8h 05m
Daylight Longest: 15h 56m · Shortest: 8h 04m

Nearby Stations

Duncan Kelvin Creek, BC April 25 - October 23 Malahat, BCMarch 23 - November 15 Victoria Int'L A, BC April 2 - November 6 Saanichton Cda, BC March 18 - November 19 Victoria Highland, BC April 25 - October 29 Ganges Mansell Rd, BC April 7 - November 5

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