Last frost date in Lansdale, Pennsylvania
April 11
Average last frost in spring. In an early year (1 in 10) it's over by March 29; in a late year (1 in 10) it comes after April 27.
November 1
Average first frost in fall. 1 year in 10 it comes by October 17.
Source: NOAA U.S. Climate Normals 1991–2020, station Willow Grove NAS (USW00014793), 7.5 miles from Lansdale, elevation 361 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 29 | Apr 11 | Apr 27 |
| First frost in fall | Oct 17 | Nov 1 | Nov 17 |
Frost-free days in an average year: 205
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 24 | Oct 21 |
| Frost (32°F) | Every year | Apr 11 | Nov 1 |
| Hard freeze (28°F) | Every year | Mar 30 | Nov 13 |
Nights at 32°F or colder in an average year: 92
What to plant now in Lansdale
- Corn saladSept 15 – Nov 1Now
- Upland cressSept 15 – Nov 1Now
- Rhubarb plantsNov 1 – Dec 1Soon
- Asparagus plantsNov 15 – Jan 1Soon
- Spring planting calendar for an average last frost around April 10 Lansdale: April 11
- Fall planting calendar for an average first frost around October 30 Lansdale: November 1
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
- Norristown 9 mi · last frost Apr 8
- Phoenixville 15 mi · last frost Apr 18
- Philadelphia 18 mi · last frost Mar 30
- Pottstown 19 mi · last frost Apr 20
- Yeadon 21 mi · last frost Apr 2
Updated