Frost Dates for Woodstock, NB

Elevation: 153 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 21
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. September 20

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 27
First Fall Frost September 16

Hard Freeze (−2°C)

Last Spring Hard Freeze May 6
First Fall Hard Freeze October 6
46.17°N, 67.55°W © OpenStreetMap

Growing Season

122 Days May 21 to September 20

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 4b

Avg. annual minimum: −32 to −29°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-6°-11°-15°
February-4°-9°-15°
March2°-3°-9°
April9°4°-2°
May17°11°5°
June22°16°10°
July25°19°13°
August24°19°12°
September20°14°8°
October12°7°2°
November5°1°-3°
December-2°-6°-10°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January104
February86
March94
April86
May97
June102
July99
August89
September99
October99
November99
December117

Sunrise / Sunset

Daylight Atlantic Time (AT) Longest: 15h 35m · Shortest: 8h 25m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Atlantic Time (AT))
Month Sunrise Sunset Daylight
January8:15 AM5:04 PM8h 49m
February7:42 AM5:48 PM10h 06m
March7:52 AM7:28 PM11h 36m
April6:51 AM8:10 PM13h 20m
May6:03 AM8:49 PM14h 46m
June5:44 AM9:17 PM15h 33m
July5:59 AM9:13 PM15h 14m
August6:35 AM8:34 PM13h 58m
September7:15 AM7:34 PM12h 18m
October7:56 AM6:35 PM10h 39m
November7:40 AM4:51 PM9h 10m
December8:13 AM4:39 PM8h 26m

Nearby Stations

Houlton Intl AP, ME May 27 - September 18 Houlton 5n, ME May 19 - September 23 Bridgewater, ME May 25 - September 18 Juniper, NBMay 30 - September 9 Mactaquac Prov Park, NB May 29 - September 14 Danforth, MEMay 25 - September 24

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