Frost Dates for Port Alberni Cox Lake, Canada

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 29
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. October 20
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 May 7
First Fall Frost October 10

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze March 22
First Fall Hard Freeze November 14
49.20°N, -124.75°W © OpenStreetMap

Growing Season

174 Days April 29 to October 20

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

Learn more

Temperature

30° 50° 70°
37°
High: 42°
Avg: 37°
Low: 33°
Jan
39°
High: 46°
Avg: 39°
Low: 33°
Feb
42°
High: 50°
Avg: 42°
Low: 35°
Mar
47°
High: 57°
Avg: 47°
Low: 37°
Apr
53°
High: 64°
Avg: 53°
Low: 42°
May
58°
High: 69°
Avg: 58°
Low: 48°
Jun
64°
High: 76°
Avg: 64°
Low: 52°
Jul
64°
High: 76°
Avg: 64°
Low: 51°
Aug
59°
High: 72°
Avg: 59°
Low: 47°
Sep
50°
High: 58°
Avg: 50°
Low: 42°
Oct
42°
High: 47°
Avg: 42°
Low: 36°
Nov
37°
High: 41°
Avg: 37°
Low: 33°
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 4" 8" 12" 14.2"
13.9"
13.90"
Jan
7.6"
7.60"
Feb
9.0"
9.00"
Mar
5.5"
5.50"
Apr
3.6"
3.60"
May
2.3"
2.30"
Jun
0.8"
0.80"
Jul
2.2"
2.20"
Aug
2.7"
2.70"
Sep
9.3"
9.30"
Oct
14.2"
14.20"
Nov
13.6"
13.60"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h12h13h15h16h16h14h12h10h9h8h
Jan: 7:47 AM – 4:13 PM · 8h 26m
Feb: 7:04 AM – 4:56 PM · 9h 53m
Mar: 6:13 AM – 5:47 PM · 11h 34m
Apr: 5:16 AM – 6:44 PM · 13h 29m
May: 4:27 AM – 7:33 PM · 15h 06m
Jun: 4:00 AM – 7:60 PM · 15h 60m
Jul: 4:11 AM – 7:49 PM · 15h 37m
Aug: 4:54 AM – 7:06 PM · 14h 12m
Sep: 5:50 AM – 6:10 PM · 12h 21m
Oct: 6:45 AM – 5:15 PM · 10h 30m
Nov: 7:35 AM – 4:25 PM · 8h 50m
Dec: 7:60 AM – 4:00 PM · 8h 00m
Daylight Longest: 16h 01m · Shortest: 7h 59m

Nearby Stations

Port Alberni (Aut), Canada April 26 - October 23 Alberni Robertson Creek, Canada April 25 - October 27 Little Qualicum Hatchery, Canada May 1 - October 9 Qualicum R Fish Research, Canada April 11 - October 29 Coombs, CanadaMay 3 - October 9 Mud Bay, Canada April 15 - October 28

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