Frost Dates for Collegeville, 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. June 10
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 22
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 June 15
First Fall Frost September 16

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 20
First Fall Hard Freeze October 15
45.48°N, -62.02°W © OpenStreetMap

Growing Season

104 Days June 10 to September 22

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 5b

Learn more

Temperature

10° 30° 50° 70°
21°
High: 29°
Avg: 21°
Low: 12°
Jan
21°
High: 29°
Avg: 21°
Low: 12°
Feb
29°
High: 37°
Avg: 29°
Low: 21°
Mar
38°
High: 47°
Avg: 38°
Low: 30°
Apr
49°
High: 59°
Avg: 49°
Low: 38°
May
58°
High: 69°
Avg: 58°
Low: 47°
Jun
65°
High: 76°
Avg: 65°
Low: 54°
Jul
65°
High: 75°
Avg: 65°
Low: 55°
Aug
57°
High: 68°
Avg: 57°
Low: 47°
Sep
47°
High: 56°
Avg: 47°
Low: 38°
Oct
38°
High: 46°
Avg: 38°
Low: 31°
Nov
28°
High: 35°
Avg: 28°
Low: 21°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 5.2"
3.9"
3.90"
Jan
3.4"
3.40"
Feb
3.9"
3.90"
Mar
2.6"
2.60"
Apr
3.2"
3.20"
May
3.6"
3.60"
Jun
3.5"
3.50"
Jul
3.7"
3.70"
Aug
4.7"
4.70"
Sep
5.2"
5.20"
Oct
5.2"
5.20"
Nov
4.2"
4.20"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h15h15h15h14h12h11h9h9h
Jan: 7:33 AM – 4:27 PM · 8h 53m
Feb: 6:56 AM – 5:04 PM · 10h 09m
Mar: 6:11 AM – 5:49 PM · 11h 37m
Apr: 5:21 AM – 6:39 PM · 13h 18m
May: 4:39 AM – 7:21 PM · 14h 42m
Jun: 4:16 AM – 7:44 PM · 15h 28m
Jul: 4:25 AM – 7:35 PM · 15h 09m
Aug: 5:02 AM – 6:58 PM · 13h 56m
Sep: 5:51 AM – 6:09 PM · 12h 18m
Oct: 6:40 AM – 5:20 PM · 10h 41m
Nov: 7:23 AM – 4:37 PM · 9h 15m
Dec: 7:44 AM – 4:16 PM · 8h 32m
Daylight Longest: 15h 29m · Shortest: 8h 31m

Nearby Stations

Caribou Point (Aut), Canada April 27 - November 4 Lyons Brook, Canada May 24 - October 3 Deming, CanadaMay 6 - November 7 Beaver Island (Aut), Canada April 21 - November 15 Alliston, Canada May 10 - October 30 Middle Musquodoboit, Canada June 7 - September 20

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