Frost Dates for Princeton, Canada

Based on data from Princeton A weather station, 1 miles away

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. May 20
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. September 15
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 27
First Fall Frost September 6

Hard Freeze (−2°C)

Last Spring Hard Freeze May 5
First Fall Hard Freeze October 3
49.46°N, -120.51°W © OpenStreetMap

Growing Season

118 Days May 20 to September 15

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 5a

Avg. annual minimum: −20 to −15°F (−29 to −26°C)

Learn more

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

Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

Köppen climate map

Temperature

-10° 0° 10° 20° 30°
-5°
High: -2°C
Avg: -5°C
Low: -9°C
Jan
-2°
High: 2°C
Avg: -2°C
Low: -7°C
Feb
3°
High: 9°C
Avg: 3°C
Low: -4°C
Mar
7°
High: 14°C
Avg: 7°C
Low: 0°C
Apr
12°
High: 19°C
Avg: 12°C
Low: 4°C
May
15°
High: 22°C
Avg: 15°C
Low: 7°C
Jun
19°
High: 27°C
Avg: 19°C
Low: 10°C
Jul
18°
High: 27°C
Avg: 18°C
Low: 9°C
Aug
14°
High: 22°C
Avg: 14°C
Low: 5°C
Sep
7°
High: 13°C
Avg: 7°C
Low: 0°C
Oct
0°
High: 4°C
Avg: 0°C
Low: -4°C
Nov
-5°
High: -2°C
Avg: -5°C
Low: -8°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 10 mm 20 mm 30 mm 40 mm
30 mm
30.5 mm
Jan
5 mm
5.1 mm
Feb
8 mm
7.6 mm
Mar
0 mm
0.0 mm
Apr
20 mm
20.3 mm
May
33 mm
33.0 mm
Jun
13 mm
12.7 mm
Jul
10 mm
10.2 mm
Aug
10 mm
10.2 mm
Sep
20 mm
20.3 mm
Oct
36 mm
35.6 mm
Nov
33 mm
33.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:48 AM – 4:12 PM · 8h 23m
Feb: 7:04 AM – 4:56 PM · 9h 52m
Mar: 6:13 AM – 5:47 PM · 11h 34m
Apr: 5:15 AM – 6:45 PM · 13h 29m
May: 4:26 AM – 7:34 PM · 15h 08m
Jun: 3:59 AM – 8:01 PM · 16h 02m
Jul: 4:10 AM – 7:50 PM · 15h 40m
Aug: 4:53 AM – 7:07 PM · 14h 13m
Sep: 5:50 AM – 6:10 PM · 12h 21m
Oct: 6:46 AM – 5:14 PM · 10h 29m
Nov: 7:36 AM – 4:24 PM · 8h 48m
Dec: 8:01 AM – 3:59 PM · 7h 58m
Daylight Longest: 16h 04m · Shortest: 7h 56m

Nearby Stations

Princeton Cs, BC May 21 - September 19 Jellicoe, BCJune 5 - September 3 Hedley Np Mine, BC June 9 - September 12 Hope Slide, BCMay 9 - October 7 Summerland Cs, BC April 20 - October 20 Penticton A, BCMay 1 - October 7

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