Skip to content

Frost dates for Nashua, New Hampshire

In a typical year, Nashua’s last spring frost lands around Apr 30 and the first fall frost around Oct 12, a growing season of about 165 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 6a.

Last spring frost and first fall frost odds for Nashua, New Hampshire
OddsLast spring frostFirst fall frost
10 percentApr 18Sep 30
50 percentApr 30Oct 12
90 percentMay 11Oct 28

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 Nashua is typically around 71°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.

Plantable now in Nashua

Timing comes from the same temperature engine the app uses, run against Nashua’s normals for today.

See the full what-to-plant lookup

Nearby cities

Row & Bed is a plant reference built around your garden: your zone, your frost dates, your forecast, and a cited page for every variety in your beds.

Set up your garden