Last frost date in Lancaster, Pennsylvania
April 19
Average last frost in spring. In an early year (1 in 10) it's over by April 5; in a late year (1 in 10) it comes after May 7.
October 24
Average first frost in fall. 1 year in 10 it comes by October 9.
Source: NOAA U.S. Climate Normals 1991–2020, station Lancaster 2NE Fltr Plt (USC00364763), 1.5 miles from Lancaster, elevation 270 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 5 | Apr 19 | May 7 |
| First frost in fall | Oct 9 | Oct 24 | Nov 6 |
Frost-free days in an average year: 186
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 2 | Oct 13 |
| Frost (32°F) | Every year | Apr 19 | Oct 24 |
| Hard freeze (28°F) | Every year | Apr 5 | Nov 4 |
Nights at 32°F or colder in an average year: 111
What to plant now in Lancaster
- Spring planting calendar for an average last frost around April 20 Lancaster: April 19
- Fall planting calendar for an average first frost around October 20 Lancaster: October 24
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 Pennsylvania
- Columbia 10 mi · last frost Apr 30
- Ephrata 12 mi · last frost Apr 18
- Elizabethtown 18 mi · last frost Apr 9
- Lebanon 22 mi · last frost Apr 20
- York 23 mi · last frost Apr 26
Updated