Frost Dates for Ct 0015, Canada

Based on data from Mctavish weather station, 4 miles away

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 20
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. October 29
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 April 25
First Fall Frost October 24

Hard Freeze (−2°C)

Last Spring Hard Freeze April 7
First Fall Hard Freeze November 9
45.55°N, -73.54°W © OpenStreetMap

Growing Season

192 Days April 20 to October 29

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.

Dfa Hot-Summer Continental

Hot summers and cold winters with year-round precipitation. Moderate growing season supports warm-season crops like tomatoes, peppers, and corn. Winter protection extends the harvest.

Köppen climate map

Temperature

-15° 0° 15° 30°
-8°
High: -4°C
Avg: -8°C
Low: -12°C
Jan
-6°
High: -2°C
Avg: -6°C
Low: -10°C
Feb
-1°
High: 3°C
Avg: -1°C
Low: -5°C
Mar
7°
High: 11°C
Avg: 7°C
Low: 3°C
Apr
14°
High: 19°C
Avg: 14°C
Low: 10°C
May
19°
High: 24°C
Avg: 19°C
Low: 15°C
Jun
22°
High: 27°C
Avg: 22°C
Low: 18°C
Jul
21°
High: 26°C
Avg: 21°C
Low: 17°C
Aug
17°
High: 21°C
Avg: 17°C
Low: 13°C
Sep
10°
High: 13°C
Avg: 10°C
Low: 6°C
Oct
3°
High: 6°C
Avg: 3°C
Low: 0°C
Nov
-4°
High: -1°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
84 mm
83.8 mm
Jan
71 mm
71.1 mm
Feb
89 mm
88.9 mm
Mar
104 mm
104.1 mm
Apr
99 mm
99.1 mm
May
102 mm
101.6 mm
Jun
99 mm
99.1 mm
Jul
117 mm
116.8 mm
Aug
94 mm
94.0 mm
Sep
114 mm
114.3 mm
Oct
89 mm
88.9 mm
Nov
117 mm
116.8 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h11.5h13.5h14.5h15.5h15h14h12.5h10.5h9h8.5h
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 14m
Dec: 7:44 AM – 4:16 PM · 8h 32m
Daylight Longest: 15h 30m · Shortest: 8h 31m

Nearby Stations

Montreal/Pierre Elliott Trudea, QC April 28 - October 15 Auteuil, QCApril 30 - October 9 Ste Genevieve, QC April 23 - October 21 Riviere Des Prairies, QC May 2 - October 9 Ste-Anne-De-Bellevue 1, QC April 26 - October 16 Varennes, QCApril 30 - October 8

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