Frost Dates for Port Hardy A, 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 19
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 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 April 25
First Fall Frost October 24

Hard Freeze (−2°C)

Last Spring Hard Freeze March 3
First Fall Hard Freeze November 18
50.68°N, -127.37°W © OpenStreetMap

Growing Season

197 Days April 19 to November 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 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.

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°
4°
High: 6°C
Avg: 4°C
Low: 2°C
Jan
5°
High: 7°C
Avg: 5°C
Low: 2°C
Feb
5°
High: 8°C
Avg: 5°C
Low: 2°C
Mar
7°
High: 11°C
Avg: 7°C
Low: 3°C
Apr
10°
High: 14°C
Avg: 10°C
Low: 6°C
May
12°
High: 16°C
Avg: 12°C
Low: 9°C
Jun
14°
High: 18°C
Avg: 14°C
Low: 11°C
Jul
15°
High: 18°C
Avg: 15°C
Low: 11°C
Aug
12°
High: 16°C
Avg: 12°C
Low: 9°C
Sep
9°
High: 12°C
Avg: 9°C
Low: 6°C
Oct
6°
High: 8°C
Avg: 6°C
Low: 3°C
Nov
4°
High: 6°C
Avg: 4°C
Low: 2°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 100 mm 200 mm 300 mm
251 mm
251.5 mm
Jan
155 mm
154.9 mm
Feb
175 mm
175.3 mm
Mar
119 mm
119.4 mm
Apr
71 mm
71.1 mm
May
71 mm
71.1 mm
Jun
56 mm
55.9 mm
Jul
81 mm
81.3 mm
Aug
122 mm
121.9 mm
Sep
264 mm
264.2 mm
Oct
318 mm
317.5 mm
Nov
269 mm
269.2 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h11.5h13.5h15.5h16h16h14.5h12.5h10.5h8.5h8h
Jan: 7:54 AM – 4:06 PM · 8h 13m
Feb: 7:07 AM – 4:53 PM · 9h 46m
Mar: 6:14 AM – 5:46 PM · 11h 32m
Apr: 5:13 AM – 6:47 PM · 13h 33m
May: 4:22 AM – 7:38 PM · 15h 16m
Jun: 3:53 AM – 8:07 PM · 16h 14m
Jul: 4:05 AM – 7:55 PM · 15h 50m
Aug: 4:50 AM – 7:10 PM · 14h 19m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:48 AM – 5:12 PM · 10h 25m
Nov: 7:40 AM – 4:20 PM · 8h 39m
Dec: 8:07 AM – 3:53 PM · 7h 46m
Daylight Longest: 16h 16m · Shortest: 7h 44m

Nearby Stations

Quatsino, BCApril 5 - November 14 Herbert Island (Aut), BC February 11 - December 4 Port Alice, BC March 27 - November 15 Pine Island, BC February 16 - December 5 Quatsino Lightstation, BC February 28 - December 2 Egg Island, BC March 15 - November 22

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