Last frost date in Mentor, Ohio
April 15
Average last frost in spring. In an early year (1 in 10) it's over by April 2; in a late year (1 in 10) it comes after April 27.
November 9
Average first frost in fall. 1 year in 10 it comes by October 30.
Source: NOAA U.S. Climate Normals 1991–2020, station Painesville 4 NW (USC00336389), 4.8 miles from Mentor, elevation 600 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Painesville, so its frost dates are the same as Mentor's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 2 | Apr 15 | Apr 27 |
| First frost in fall | Oct 30 | Nov 9 | Nov 25 |
Frost-free days in an average year: 209
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 28 | Oct 30 |
| Frost (32°F) | Every year | Apr 15 | Nov 9 |
| Hard freeze (28°F) | Every year | Apr 4 | Nov 21 |
Nights at 32°F or colder in an average year: 100
What to plant now in Mentor
- Mustard greensAug 15 – Nov 1Now
- Garden peasSept 1 – Nov 1Now
- ParsleySept 1 – Nov 15Now
- RadishesSept 1 – Nov 15Now
- SpinachSept 15 – Nov 1Now
- Corn saladOct 1 – Dec 1Now
- Onion setsOct 1 – Dec 1Now
- Upland cressOct 1 – Dec 1Now
- Asparagus plantsDec 1 – Jan 1Soon
- Spring planting calendar for an average last frost around April 10 Mentor: April 15
- Fall planting calendar for an average first frost around November 10 Mentor: November 9
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 Ohio
- Willoughby 5 mi · last frost Apr 26
- Cleveland 23 mi · last frost Apr 8
- Parma 29 mi · last frost Apr 20
- Ashtabula 31 mi · last frost May 2
- Cuyahoga Falls 37 mi · last frost Apr 30
Updated