Last frost date in Gilroy, California
February 24
Average last frost in spring. In an early year (1 in 10) it's over by January 23; in a late year (1 in 10) it comes after April 4.
November 27
Average first frost in fall. 1 year in 10 it comes by November 10.
Source: NOAA U.S. Climate Normals 1991–2020, station Gilroy (USC00043417), 1.4 miles from Gilroy, elevation 194 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Morgan Hill, so its frost dates are the same as Gilroy's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Jan 23 | Feb 24 | Apr 4 |
| First frost in fall | Nov 10 | Nov 27 | Dec 18 |
Frost-free days in an average year: 277
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 4 | Nov 10 |
| Frost (32°F) | Every year | Feb 24 | Nov 27 |
| Hard freeze (28°F) | 9 years in 10 | Jan 16 | Dec 12 |
Nights at 32°F or colder in an average year: 16
What to plant now in Gilroy
- Swiss chardJune 1 – Nov 1Now
- Celery and celeriac plantsAug 1 – Dec 1Now
- BeetsSept 1 – Dec 15Now
- Cabbage plantsSept 1 – Dec 31Now
- Chinese cabbageSept 1 – Nov 1Now
- Collards plantsSept 1 – Dec 1Now
- EndiveSept 1 – Nov 15Now
- Florence fennelSept 1 – Nov 15Now
- GarlicSept 1 – Nov 15Now
- Head lettuce plantsSept 1 – Dec 1Now
- KaleSept 1 – Dec 1Now
- KohlrabiSept 1 – Dec 1Now
- Leaf lettuceSept 1 – Dec 1Now
- LeeksSept 1 – Nov 1Now
- Mustard greensSept 1 – Dec 1Now
- Onion seedSept 1 – Nov 1Now
- ParsleySept 1 – Dec 31Now
- ParsnipsSept 1 – Nov 15Now
- RadishesSept 1 – Dec 31Now
- RutabagaSept 1 – Nov 15Now
- SorrelSept 1 – Nov 15Now
- TurnipsSept 1 – Nov 15Now
- CarrotsSept 15 – Dec 1Now
- DandelionSept 15 – Dec 15Now
- Corn saladOct 1 – Dec 31Now
- Garden peasOct 1 – Dec 31Now
- Onion plants plantsOct 1 – Dec 31Now
- SpinachOct 1 – Dec 31Now
- Upland cressOct 1 – Dec 31Now
- Chervil and chivesNov 1 – Dec 31Soon
- Onion setsNov 1 – Dec 31Soon
- Spring planting calendar for an average last frost around February 28 Gilroy: February 24
- Fall planting calendar for an average first frost around November 30 Gilroy: November 27
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in California
- Watsonville 12 mi · last frost Jan 28
- Hollister 15 mi · last frost Feb 19
- Salinas 22 mi · last frost Jan 29
- San Jose 24 mi · last frost Jan 2
- Scotts Valley 24 mi · last frost Mar 25
Updated