Frost Dates for Witless Bay, Canada

Based on data from Holyrood Gen Stn weather station, 17 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. June 5
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 10
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 October 3

Hard Freeze (−2°C)

Last Spring Hard Freeze May 5
First Fall Hard Freeze November 2
47.28°N, -52.83°W © OpenStreetMap

Growing Season

127 Days June 5 to October 10

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 6b

Avg. annual minimum: −5 to 0°F (−21 to −18°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

-10° 0° 10° 20°
-3°
High: 1°C
Avg: -3°C
Low: -7°C
Jan
-3°
High: 1°C
Avg: -3°C
Low: -7°C
Feb
-1°
High: 3°C
Avg: -1°C
Low: -4°C
Mar
3°
High: 7°C
Avg: 3°C
Low: -1°C
Apr
7°
High: 12°C
Avg: 7°C
Low: 3°C
May
12°
High: 17°C
Avg: 12°C
Low: 7°C
Jun
17°
High: 22°C
Avg: 17°C
Low: 12°C
Jul
17°
High: 22°C
Avg: 17°C
Low: 13°C
Aug
14°
High: 18°C
Avg: 14°C
Low: 10°C
Sep
9°
High: 13°C
Avg: 9°C
Low: 6°C
Oct
4°
High: 8°C
Avg: 4°C
Low: 1°C
Nov
1°
High: 4°C
Avg: 1°C
Low: -3°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
117 mm
116.8 mm
Jan
79 mm
78.7 mm
Feb
69 mm
68.6 mm
Mar
97 mm
96.5 mm
Apr
84 mm
83.8 mm
May
79 mm
78.7 mm
Jun
94 mm
94.0 mm
Jul
79 mm
78.7 mm
Aug
114 mm
114.3 mm
Sep
124 mm
124.5 mm
Oct
114 mm
114.3 mm
Nov
124 mm
124.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h15.5h15.5h14h12.5h10.5h9h8.5h
Jan: 7:40 AM – 4:20 PM · 8h 39m
Feb: 6:60 AM – 5:00 PM · 10h 01m
Mar: 6:12 AM – 5:48 PM · 11h 35m
Apr: 5:18 AM – 6:42 PM · 13h 23m
May: 4:33 AM – 7:27 PM · 14h 54m
Jun: 4:08 AM – 7:52 PM · 15h 44m
Jul: 4:18 AM – 7:42 PM · 15h 23m
Aug: 4:58 AM – 7:02 PM · 14h 04m
Sep: 5:50 AM – 6:10 PM · 12h 19m
Oct: 6:42 AM – 5:18 PM · 10h 35m
Nov: 7:29 AM – 4:31 PM · 9h 02m
Dec: 7:52 AM – 4:08 PM · 8h 16m
Daylight Longest: 15h 46m · Shortest: 8h 14m

Nearby Stations

Butlerville, Canada June 13 - September 21 St John'S A, Canada May 26 - October 18 Whitbourne, Canada June 9 - September 23 Argentia (Aut), Canada May 4 - November 8 Goobies, Canada June 12 - September 2 Cape Race (Aut), Canada May 28 - October 17

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