Frost Dates for Wingham, ON

Based on data from Goderich weather station, 22 miles away

Elevation: 318 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 9
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 21

30% Probability

Only 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 14
First Fall Frost October 15

Hard Freeze (−2°C)

Last Spring Hard Freeze April 21
First Fall Hard Freeze November 8
43.89°N, 81.31°W © OpenStreetMap

Growing Season

165 Days May 9 to October 21

USDA Hardiness Zone

Hardiness 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 6a

Avg. annual minimum: −23 to −21°C

Learn more

Köppen Climate

The 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

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-1°-4°-8°
February-1°-4°-8°
March4°0°-4°
April11°6°1°
May17°12°7°
June22°17°13°
July24°20°15°
August24°19°14°
September21°16°11°
October14°10°6°
November8°4°1°
December2°-1°-4°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January61
February43
March48
April64
May81
June91
July66
August79
September84
October91
November79
December56

Sunrise / Sunset

Daylight Eastern Time (ET) Longest: 15h 16m · Shortest: 8h 44m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Eastern Time (ET))
Month Sunrise Sunset Daylight
January8:04 AM5:09 PM9h 05m
February7:34 AM5:49 PM10h 15m
March7:47 AM7:26 PM11h 38m
April6:51 AM8:04 PM13h 13m
May6:07 AM8:39 PM14h 32m
June5:50 AM9:05 PM15h 15m
July6:04 AM9:01 PM14h 58m
August6:37 AM8:25 PM13h 49m
September7:13 AM7:30 PM12h 17m
October7:49 AM6:35 PM10h 45m
November7:30 AM4:54 PM9h 25m
December8:00 AM4:45 PM8h 45m

Nearby Stations

Kincardine, ONMay 13 - October 16 Thedford, ONMay 9 - October 15 Stratford Wwtp, ON May 11 - October 11 Harbor Beach 1 Sse, MI May 2 - October 24 Glen Allan, ONMay 11 - October 7 Mount Forest (Aut), ON May 15 - October 9

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