Frost Dates for Big Falls, MN

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. May 24
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. September 20
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 May 29
First Fall Frost September 15

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 10
First Fall Hard Freeze October 1
48.20°N, -93.80°W © OpenStreetMap

Growing Season

119 Days May 24 to September 20

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 3a

Learn more

Temperature

-10° 20° 50° 80°
5°
High: 15°
Avg: 5°
Low: -5°
Jan
11°
High: 22°
Avg: 11°
Low: -1°
Feb
24°
High: 36°
Avg: 24°
Low: 13°
Mar
39°
High: 50°
Avg: 39°
Low: 27°
Apr
52°
High: 64°
Avg: 52°
Low: 39°
May
61°
High: 72°
Avg: 61°
Low: 50°
Jun
65°
High: 77°
Avg: 65°
Low: 54°
Jul
63°
High: 75°
Avg: 63°
Low: 52°
Aug
55°
High: 65°
Avg: 55°
Low: 44°
Sep
41°
High: 50°
Avg: 41°
Low: 32°
Oct
25°
High: 33°
Avg: 25°
Low: 17°
Nov
11°
High: 19°
Avg: 11°
Low: 2°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 4.0"
1.0"
0.98"
Jan
1.1"
1.11"
Feb
1.8"
1.79"
Mar
3.0"
3.01"
Apr
3.1"
3.14"
May
3.6"
3.56"
Jun
4.0"
4.02"
Jul
3.5"
3.54"
Aug
2.4"
2.39"
Sep
2.6"
2.59"
Oct
1.9"
1.85"
Nov
1.2"
1.24"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h15h16h15h14h12h11h9h8h
Jan: 7:43 AM – 4:17 PM · 8h 34m
Feb: 7:01 AM – 4:59 PM · 9h 57m
Mar: 6:13 AM – 5:47 PM · 11h 35m
Apr: 5:17 AM – 6:43 PM · 13h 25m
May: 4:31 AM – 7:29 PM · 14h 59m
Jun: 4:05 AM – 7:55 PM · 15h 51m
Jul: 4:15 AM – 7:45 PM · 15h 29m
Aug: 4:56 AM – 7:04 PM · 14h 07m
Sep: 5:50 AM – 6:10 PM · 12h 20m
Oct: 6:44 AM – 5:16 PM · 10h 33m
Nov: 7:31 AM – 4:29 PM · 8h 57m
Dec: 7:55 AM – 4:05 PM · 8h 09m
Daylight Longest: 15h 52m · Shortest: 8h 08m

Nearby Stations

Littlefork 10 Sw, MN May 23 - September 21 Waskish 4ne, MN May 22 - September 17 Barwick, Canada May 24 - September 20 Intl Falls Intl AP, MN May 29 - September 13 Northome 3s, MN May 16 - September 26 Fort Frances A, Canada May 27 - September 15

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