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Frost dates for Hannibal, Missouri

In a typical year, Hannibal’s last spring frost lands around Apr 10 and the first fall frost around Oct 27, a growing season of about 200 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 6a.

Right now the growing season is open, with about 2 days until the typical first fall frost.

Last spring frost and first fall frost odds for Hannibal, Missouri
OddsLast spring frostFirst fall frost
10 percentMar 28Oct 14
50 percentApr 10Oct 27
90 percentApr 25Nov 9

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 Hannibal is typically around 54°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 Hannibal, Missouri?

Hannibal’s last spring frost falls around April 10 in a typical year. One year in ten it is done by March 28, and one year in ten frost holds on until April 25. Frost-sensitive planting usually waits for the late side of that band.

When is the first fall frost in Hannibal?

The first fall frost arrives around October 27 in a typical year, as early as October 14 in an early year and as late as November 9 in a late one.

How long is the growing season in Hannibal?

About 200 days, counted between the typical last spring frost and the typical first fall frost.

What USDA zone is Hannibal in?

Hannibal is in USDA hardiness zone 6a 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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