Frost Dates for Ste Christine, QC

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 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. September 19
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 30
First Fall Frost September 12

Hard Freeze (−2°C)

Last Spring Hard Freeze May 9
First Fall Hard Freeze October 9
46.82°N, -71.92°W © OpenStreetMap

Growing Season

119 Days May 23 to September 19

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 4a

Avg. annual minimum: −30 to −25°F (−34 to −32°C)

Learn more

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

Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

Köppen climate map

Temperature

-20° -5° 10° 25°
-13°
High: -7°C
Avg: -13°C
Low: -18°C
Jan
-10°
High: -4°C
Avg: -10°C
Low: -17°C
Feb
-4°
High: 2°C
Avg: -4°C
Low: -10°C
Mar
4°
High: 9°C
Avg: 4°C
Low: -2°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 5°C
May
16°
High: 23°C
Avg: 16°C
Low: 10°C
Jun
19°
High: 25°C
Avg: 19°C
Low: 13°C
Jul
18°
High: 24°C
Avg: 18°C
Low: 11°C
Aug
13°
High: 19°C
Avg: 13°C
Low: 7°C
Sep
6°
High: 11°C
Avg: 6°C
Low: 1°C
Oct
0°
High: 4°C
Avg: 0°C
Low: -4°C
Nov
-8°
High: -3°C
Avg: -8°C
Low: -12°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
84 mm
83.8 mm
Jan
61 mm
61.0 mm
Feb
56 mm
55.9 mm
Mar
84 mm
83.8 mm
Apr
97 mm
96.5 mm
May
102 mm
101.6 mm
Jun
117 mm
116.8 mm
Jul
119 mm
119.4 mm
Aug
124 mm
124.5 mm
Sep
114 mm
114.3 mm
Oct
84 mm
83.8 mm
Nov
102 mm
101.6 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h15.5h15.5h14h12.5h10.5h9h8.5h
Jan: 7:38 AM – 4:22 PM · 8h 44m
Feb: 6:58 AM – 5:02 PM · 10h 03m
Mar: 6:12 AM – 5:48 PM · 11h 36m
Apr: 5:19 AM – 6:41 PM · 13h 21m
May: 4:35 AM – 7:25 PM · 14h 50m
Jun: 4:11 AM – 7:49 PM · 15h 39m
Jul: 4:21 AM – 7:39 PM · 15h 19m
Aug: 4:59 AM – 7:01 PM · 14h 01m
Sep: 5:51 AM – 6:09 PM · 12h 19m
Oct: 6:42 AM – 5:18 PM · 10h 37m
Nov: 7:27 AM – 4:33 PM · 9h 06m
Dec: 7:49 AM – 4:11 PM · 8h 21m
Daylight Longest: 15h 40m · Shortest: 8h 20m

Nearby Stations

Deschambault, QC May 25 - September 14 Deschambault, QC May 15 - October 2 St Alban, QCMay 17 - September 24 Riviere Verte Ouest, QC May 22 - September 19 Ste Anne De La Perade, QC May 15 - September 28 Lac Aux Sables, QC May 24 - September 22

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