Last frost date in Blue Ash, Ohio
April 23
Average last frost in spring. In an early year (1 in 10) it's over by April 9; in a late year (1 in 10) it comes after May 8.
October 18
Average first frost in fall. 1 year in 10 it comes by October 6.
Source: NOAA U.S. Climate Normals 1991–2020, station Milford (USC00335268), 7 miles from Blue Ash, elevation 520 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Loveland, Montgomery and Reading, so their frost dates are the same as Blue Ash's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 9 | Apr 23 | May 8 |
| First frost in fall | Oct 6 | Oct 18 | Oct 28 |
Frost-free days in an average year: 177
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 2 | Oct 9 |
| Frost (32°F) | Every year | Apr 23 | Oct 18 |
| Hard freeze (28°F) | Every year | Apr 11 | Oct 27 |
Nights at 32°F or colder in an average year: 116
What to plant now in Blue Ash
- Spring planting calendar for an average last frost around April 20 Blue Ash: April 23
- Fall planting calendar for an average first frost around October 20 Blue Ash: October 18
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
- Cincinnati 10 mi · last frost Apr 16
- Hamilton 14 mi · last frost Apr 22
- Middletown 18 mi · last frost Apr 24
- Harrison 21 mi · last frost Apr 16
- Oxford 26 mi · last frost Apr 19
Updated