Frost Dates for Sayabec, QC

Based on data from Amqui weather station, 13 miles away

Elevation: 177 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. May 19
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 24
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 25
First Fall Frost September 18

Hard Freeze (−2°C)

Last Spring Hard Freeze May 3
First Fall Hard Freeze October 11
48.56°N, -67.69°W © OpenStreetMap

Growing Season

128 Days May 19 to September 24

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: -8°C
Avg: -13°C
Low: -18°C
Jan
-12°
High: -6°C
Avg: -12°C
Low: -17°C
Feb
-6°
High: 0°C
Avg: -6°C
Low: -12°C
Mar
2°
High: 7°C
Avg: 2°C
Low: -4°C
Apr
9°
High: 16°C
Avg: 9°C
Low: 3°C
May
15°
High: 21°C
Avg: 15°C
Low: 8°C
Jun
18°
High: 24°C
Avg: 18°C
Low: 12°C
Jul
17°
High: 23°C
Avg: 17°C
Low: 11°C
Aug
13°
High: 18°C
Avg: 13°C
Low: 7°C
Sep
6°
High: 10°C
Avg: 6°C
Low: 1°C
Oct
-1°
High: 3°C
Avg: -1°C
Low: -4°C
Nov
-8°
High: -4°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
66 mm
66.0 mm
Jan
69 mm
68.6 mm
Feb
61 mm
61.0 mm
Mar
69 mm
68.6 mm
Apr
76 mm
76.2 mm
May
81 mm
81.3 mm
Jun
102 mm
101.6 mm
Jul
76 mm
76.2 mm
Aug
81 mm
81.3 mm
Sep
74 mm
73.7 mm
Oct
89 mm
88.9 mm
Nov
86 mm
86.4 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:23 AM – 3:55 PM · 8h 31m
Feb: 6:46 AM – 4:42 PM · 9h 56m
Mar: 6:52 AM – 6:27 PM · 11h 35m
Apr: 5:47 AM – 7:13 PM · 13h 26m
May: 4:56 AM – 7:56 PM · 15h 01m
Jun: 4:33 AM – 8:26 PM · 15h 53m
Jul: 4:50 AM – 8:21 PM · 15h 31m
Aug: 5:30 AM – 7:38 PM · 14h 09m
Sep: 6:14 AM – 6:34 PM · 12h 20m
Oct: 6:59 AM – 5:31 PM · 10h 32m
Nov: 6:47 AM – 3:43 PM · 8h 55m
Dec: 7:22 AM – 3:29 PM · 8h 07m
Daylight Eastern Time (ET) Longest: 15h 55m · Shortest: 8h 05m

Nearby Stations

Causapscal, QC June 11 - September 6 Lac Humqui, QC June 9 - September 5 St Jean De Cherbourg, QC May 29 - September 15 Mont-Joli A, QC May 15 - October 13 Pointe-Au-Pere (Inrs), QC May 9 - October 8 Rimouski, QCMay 8 - October 16

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