Frost Dates for Agassiz Cda, 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. March 23
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 14
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 1
First Fall Frost November 6

Hard Freeze (−2°C)

Last Spring Hard Freeze February 22
First Fall Hard Freeze November 26
49.25°N, -121.77°W © OpenStreetMap

Growing Season

236 Days March 23 to November 14

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° 10° 20° 30°
3°
High: 6°C
Avg: 3°C
Low: 1°C
Jan
5°
High: 9°C
Avg: 5°C
Low: 2°C
Feb
7°
High: 11°C
Avg: 7°C
Low: 3°C
Mar
10°
High: 15°C
Avg: 10°C
Low: 6°C
Apr
14°
High: 19°C
Avg: 14°C
Low: 9°C
May
16°
High: 21°C
Avg: 16°C
Low: 12°C
Jun
19°
High: 25°C
Avg: 19°C
Low: 13°C
Jul
19°
High: 25°C
Avg: 19°C
Low: 13°C
Aug
16°
High: 22°C
Avg: 16°C
Low: 11°C
Sep
11°
High: 15°C
Avg: 11°C
Low: 7°C
Oct
6°
High: 9°C
Avg: 6°C
Low: 3°C
Nov
4°
High: 6°C
Avg: 4°C
Low: 1°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 75 mm 150 mm 225 mm
251 mm
251.5 mm
Jan
137 mm
137.2 mm
Feb
180 mm
180.3 mm
Mar
124 mm
124.5 mm
Apr
91 mm
91.4 mm
May
89 mm
88.9 mm
Jun
51 mm
50.8 mm
Jul
51 mm
50.8 mm
Aug
104 mm
104.1 mm
Sep
191 mm
190.5 mm
Oct
274 mm
274.3 mm
Nov
231 mm
231.1 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:47 AM – 4:13 PM · 8h 25m
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: 3:60 AM – 8:00 PM · 16h 00m
Jul: 4:11 AM – 7:49 PM · 15h 38m
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 29m
Nov: 7:35 AM – 4:25 PM · 8h 50m
Dec: 8:00 AM – 3:60 PM · 7h 60m
Daylight Longest: 16h 02m · Shortest: 7h 58m

Nearby Stations

Agassiz Cs, BC March 20 - November 15 Chilliwack, BC April 10 - October 31 Laidlaw, BCMarch 25 - November 13 Chilliwack R Hatchery, BC April 15 - October 26 Sardis, BCApril 6 - October 30 Mission West Abbey, BC March 21 - November 18

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