Frost dates in South St. Paul, MN

The average last spring frost in South St. Paul is around April 23 and the first fall frost is around October 11. That gives South St. Paul an average growing season of about 171 days.

Last spring frost

Early (10% chance after)April 10
Average (50%)April 23
Late (90%)May 9

First fall frost

Early (10%)September 27
Average (50%)October 11
Late (90% chance before)October 28

See the South St. Paul planting calendar →