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Frost dates for Prescott Valley, Arizona

In a typical year, Prescott Valley’s last spring frost lands around Apr 20 and the first fall frost around Oct 27, a growing season of about 190 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 7b.

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 Prescott Valley, Arizona
OddsLast spring frostFirst fall frost
10 percentApr 4Oct 13
50 percentApr 20Oct 27
90 percentMay 7Nov 10

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 Prescott Valley is typically around 56°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 Prescott Valley, Arizona?

Prescott Valley’s last spring frost falls around April 20 in a typical year. One year in ten it is done by April 4, and one year in ten frost holds on until May 7. Frost-sensitive planting usually waits for the late side of that band.

When is the first fall frost in Prescott Valley?

The first fall frost arrives around October 27 in a typical year, as early as October 13 in an early year and as late as November 10 in a late one.

How long is the growing season in Prescott Valley?

About 190 days, counted between the typical last spring frost and the typical first fall frost.

What USDA zone is Prescott Valley in?

Prescott Valley is in USDA hardiness zone 7b 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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