Frost Dates for Trois Pistoles, QC

Based on data from Ile Rouge weather station, 18 miles away

Elevation: 52 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. April 26
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. November 2
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 1
First Fall Frost October 27

Hard Freeze (−2°C)

Last Spring Hard Freeze April 15
First Fall Hard Freeze November 13
48.12°N, -69.17°W © OpenStreetMap

Growing Season

190 Days April 26 to November 2

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

Avg. annual minimum: −15 to −10°F (−26 to −23°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

-15° -5° 5° 15°
-9°
High: -5°C
Avg: -9°C
Low: -12°C
Jan
-8°
High: -5°C
Avg: -8°C
Low: -11°C
Feb
-3°
High: -1°C
Avg: -3°C
Low: -6°C
Mar
2°
High: 5°C
Avg: 2°C
Low: 0°C
Apr
7°
High: 10°C
Avg: 7°C
Low: 4°C
May
11°
High: 15°C
Avg: 11°C
Low: 7°C
Jun
13°
High: 17°C
Avg: 13°C
Low: 9°C
Jul
13°
High: 17°C
Avg: 13°C
Low: 9°C
Aug
10°
High: 13°C
Avg: 10°C
Low: 7°C
Sep
6°
High: 8°C
Avg: 6°C
Low: 4°C
Oct
1°
High: 3°C
Avg: 1°C
Low: -1°C
Nov
-4°
High: -2°C
Avg: -4°C
Low: -7°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
5 mm
5.1 mm
Jan
5 mm
5.1 mm
Feb
20 mm
20.3 mm
Mar
79 mm
78.7 mm
Apr
89 mm
88.9 mm
May
86 mm
86.4 mm
Jun
79 mm
78.7 mm
Jul
86 mm
86.4 mm
Aug
84 mm
83.8 mm
Sep
117 mm
116.8 mm
Oct
74 mm
73.7 mm
Nov
15 mm
15.2 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:30 AM – 4:05 PM · 8h 35m
Feb: 6:54 AM – 4:52 PM · 9h 58m
Mar: 7:00 AM – 6:35 PM · 11h 35m
Apr: 5:56 AM – 7:21 PM · 13h 25m
May: 5:05 AM – 8:03 PM · 14h 58m
Jun: 4:44 AM – 8:33 PM · 15h 49m
Jul: 4:60 AM – 8:28 PM · 15h 28m
Aug: 5:39 AM – 7:46 PM · 14h 07m
Sep: 6:23 AM – 6:43 PM · 12h 20m
Oct: 7:07 AM – 5:40 PM · 10h 33m
Nov: 6:54 AM – 3:52 PM · 8h 58m
Dec: 7:29 AM – 3:39 PM · 8h 10m
Daylight Eastern Time (ET) Longest: 15h 51m · Shortest: 8h 09m

Nearby Stations

Point De L'Islet, QC April 30 - October 26 Grandes Bergeronnes, QC May 13 - October 8 Riviere-Du-Loup, QC May 12 - October 5 Pointe Claveau, QC May 9 - October 7 Ile Bicquette, QC April 30 - October 25 Ste Rose Du Nord, QC May 23 - September 21

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview