Frost dates for Fargo

◇ Station-based · 89/100 confidence

Last spring frost · safe

May 20

~10% frost risk · typical May 11

First fall frost · safe

Sep 20

~10% frost risk · typical Oct 2

Frost-free days

144

May 11 → Oct 2

Climate zone

Continental, warm summer

Köppen Dfb

The growing year

Frost-bounded season with crops mapped onto the 12-month axis.

Frost risk Growing Harvest

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

FROST

GROWING SEASON — 144 DAYS

MAY 11

OCT 2