Frost Dates for Fermont, QC

Based on data from Wabush Lake A weather station, 13 miles away

Elevation: 607 m

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 8
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 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 June 12
First Fall Frost September 9

Hard Freeze (−2°C)

Last Spring Hard Freeze May 30
First Fall Hard Freeze September 29
52.79°N, -67.08°W © OpenStreetMap

Growing Season

98 Days June 8 to September 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 2b

Avg. annual minimum: −45 to −40°F (−43 to −40°C)

Learn more

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

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

-30° -15° 0° 15°
-22°
High: -16°C
Avg: -22°C
Low: -27°C
Jan
-20°
High: -14°C
Avg: -20°C
Low: -26°C
Feb
-13°
High: -6°C
Avg: -13°C
Low: -20°C
Mar
-4°
High: 2°C
Avg: -4°C
Low: -10°C
Apr
4°
High: 10°C
Avg: 4°C
Low: -1°C
May
11°
High: 17°C
Avg: 11°C
Low: 5°C
Jun
14°
High: 19°C
Avg: 14°C
Low: 9°C
Jul
13°
High: 18°C
Avg: 13°C
Low: 8°C
Aug
8°
High: 13°C
Avg: 8°C
Low: 4°C
Sep
1°
High: 5°C
Avg: 1°C
Low: -2°C
Oct
-7°
High: -3°C
Avg: -7°C
Low: -11°C
Nov
-16°
High: -11°C
Avg: -16°C
Low: -20°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 50 mm 100 mm
51 mm
50.8 mm
Jan
36 mm
35.6 mm
Feb
64 mm
63.5 mm
Mar
53 mm
53.3 mm
Apr
61 mm
61.0 mm
May
91 mm
91.4 mm
Jun
119 mm
119.4 mm
Jul
117 mm
116.8 mm
Aug
89 mm
88.9 mm
Sep
81 mm
81.3 mm
Oct
81 mm
81.3 mm
Nov
56 mm
55.9 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 7:41 AM – 3:33 PM · 7h 52m
Feb: 6:55 AM – 4:29 PM · 9h 34m
Mar: 6:52 AM – 6:22 PM · 11h 30m
Apr: 5:37 AM – 7:18 PM · 13h 41m
May: 4:37 AM – 8:11 PM · 15h 34m
Jun: 4:09 AM – 8:47 PM · 16h 38m
Jul: 4:27 AM – 8:39 PM · 16h 12m
Aug: 5:16 AM – 7:47 PM · 14h 32m
Sep: 6:10 AM – 6:34 PM · 12h 24m
Oct: 7:04 AM – 5:21 PM · 10h 16m
Nov: 7:02 AM – 3:23 PM · 8h 21m
Dec: 7:43 AM – 3:04 PM · 7h 21m
Daylight Eastern Time (ET) Longest: 16h 40m · Shortest: 7h 20m

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