Frost Dates for Fosston 1 E, MN

Elevation: 396 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 15
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 26

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 22
First Fall Frost September 20

Hard Freeze (28°F)

Last Spring Hard Freeze May 4
First Fall Hard Freeze October 5
47.56°N, 95.72°W © OpenStreetMap

Growing Season

134 Days May 15 to September 26

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 3a

Avg. annual minimum: −40 to −35°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dwb Warm-Summer Continental (Dry Winter)

Warm, wet summers and cold, dry winters. Growing season is concentrated in summer months. Hardy crops and those suited to short seasons perform best.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January16°5°-5°
February21°10°-2°
March35°24°13°
April51°40°28°
May66°53°41°
June74°63°52°
July78°67°55°
August77°65°53°
September69°57°45°
October53°43°32°
November36°27°18°
December22°13°4°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January1.4
February1.4
March1.9
April2.3
May3.6
June4.8
July4.6
August4.3
September3.6
October3.0
November2.0
December1.6

Sunrise / Sunset

Daylight Central Time (CT) Longest: 15h 47m · Shortest: 8h 13m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Central Time (CT))
Month Sunrise Sunset Daylight
January8:13 AM4:51 PM8h 38m
February7:37 AM5:38 PM10h 00m
March7:45 AM7:20 PM11h 35m
April6:41 AM8:05 PM13h 24m
May5:52 AM8:47 PM14h 55m
June5:31 AM9:16 PM15h 45m
July5:46 AM9:11 PM15h 24m
August6:25 AM8:29 PM14h 05m
September7:08 AM7:27 PM12h 19m
October7:51 AM6:25 PM10h 35m
November7:37 AM4:39 PM9h 01m
December8:11 AM4:26 PM8h 15m

Nearby Stations

Mahnomen, MNMay 7 - September 28 Red Lake Falls, MN May 9 - September 30 Itasca Univ Of Minn, MN May 18 - September 27 Red Lake Indian Agcy, MN May 12 - October 4 Ada, MNMay 11 - September 27 Tamarac Wildlife Re, MN May 5 - October 3

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