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Frost dates for Hibbing, Minnesota

In a typical year, Hibbing’s last spring frost lands around Jun 5 and the first fall frost around Sep 8, a growing season of about 95 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 3b.

Right now the typical frost season has arrived; planting waits for spring.

Last spring frost and first fall frost odds for Hibbing, Minnesota
OddsLast spring frostFirst fall frost
10 percentMay 22Aug 23
50 percentJun 5Sep 8
90 percentJun 25Sep 23

A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.

Soil in Hibbing is typically around 39°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.

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Common questions

When is the last frost in Hibbing, Minnesota?

Hibbing’s last spring frost falls around June 5 in a typical year. One year in ten it is done by May 22, and one year in ten frost holds on until June 25. Frost-sensitive planting usually waits for the late side of that band.

When is the first fall frost in Hibbing?

The first fall frost arrives around September 8 in a typical year, as early as August 23 in an early year and as late as September 23 in a late one.

How long is the growing season in Hibbing?

About 95 days, counted between the typical last spring frost and the typical first fall frost.

What USDA zone is Hibbing in?

Hibbing is in USDA hardiness zone 3b under the 2023 USDA Plant Hardiness Zone Map.

Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.

Nearby cities

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