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Frost dates for Roseville, California

In a typical year, Roseville’s last spring frost lands around Jan 12 and the first fall frost around Dec 16, a growing season of about 338 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 9b.

Last spring frost and first fall frost odds for Roseville, California
OddsLast spring frostFirst fall frost
10 percentDec 18Nov 28
50 percentJan 12Dec 16
90 percentFeb 8Jan 14

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 Roseville is typically around 76°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.

Plantable now in Roseville

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

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