Last frost date in Truckee, California

June 9

Average last frost in spring. In an early year (1 in 10) it's over by May 26; in a late year (1 in 10) it comes after June 25.

September 25

Average first frost in fall. 1 year in 10 it comes by September 9.

Source: NOAA U.S. Climate Normals 1991–2020, station Tahoe City (USC00048758), 12.9 miles from Truckee, elevation 6,230 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.

What to plant now

Frost dates for Truckee, California
Early yearAverageLate year
Last frost in springMay 26June 9June 25
First frost in fallSept 9Sept 25Oct 10

An early or late year is one in 10: 1 year in 10 the frost comes before the early date, and 1 year in 10 after the late date.

Frost-free days in an average year: 108

Planting calendar for Truckee

Fall planting

USDA dates for places whose average first freeze is about September 20 (Truckee: September 25).

USDA lists garlic, horseradish, leeks, onion plants, onion seed, onion sets, shallots as generally spring-planted here.

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5 (earliest safe spring and latest safe fall dates), applied to this place's NOAA frost dates. “Plants” means setting out transplants, not sowing seed. How we match the table.

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