When to plant in Newville, PA
Planting dates worked out from Newville's own frost records, not a generic zone chart.
Safe to plant out
Apr 22
1 year in 10 has a later frost
Average last frost
Apr 10
about a 50% chance of a later one
Average first fall frost
Oct 23
1 year in 10 by Oct 8
Frost-free days
196
median, 1991–2020
Station used: Bloserville 1 N · 10.5 km away · station 213 m, town 158 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Mar 1 – Mar 15 | Apr 26 – May 10 | Jun 20 |
| Sweet pepper | Feb 15 – Mar 1 | Apr 26 – May 10 | Jun 25 |
| Lettuce (leaf) | Feb 21 – Feb 28 | Mar 28 – Apr 11 | May 7 |
| Peas | — | Mar 28 – Apr 25 | May 22 |
| Bush beans | — | Apr 21 – May 12 | Jun 10 |
| Carrot | — | Apr 5 – May 17 | Jun 4 |
| Beet | — | Apr 5 – May 17 | May 25 |
| Potato | — | Apr 5 – Apr 26 | Jun 14 |
| Kale | Feb 21 – Mar 7 | Apr 4 – Apr 18 | May 17 |
| Broccoli | Feb 14 – Feb 28 | Mar 28 – Apr 18 | May 27 |
| Cucumber | Mar 29 – Apr 5 | Apr 26 – May 10 | Jun 15 |
| Summer squash and zucchini | Mar 29 – Apr 5 | Apr 26 – May 10 | Jun 10 |
| Winter squash | Mar 29 – Apr 5 | Apr 26 – May 10 | Jul 15 |
| Sweet corn | — | Apr 21 – May 12 | Jun 20 |
| Onion (from sets) | — | Mar 28 – Apr 18 | Jun 26 |
| Garlic | — | Oct 9 – Nov 6 (fall) | following summer |
| Spinach | — | Mar 28 – Apr 25 | May 5 |
| Basil | Mar 15 – Mar 29 | Apr 26 – May 10 | Jun 22 |
Newville's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1915 | Apr 17 |
| 1916 | Apr 16 |
| 1917 | May 4 |
| 1960 | Apr 20 |
| 1961 | Apr 30 |
| 1962 | Apr 17 |
| 1963 | Apr 25 |
| 1964 | Apr 10 |
| 1965 | Apr 17 |
| 1966 | May 11 |
| 1967 | Apr 25 |
| 1968 | Apr 7 |
| 1969 | Apr 3 |
| 1970 | May 7 |
| 1971 | Apr 15 |
| 1972 | Apr 27 |
| 1973 | May 18 |
| 1974 | May 8 |
| 1975 | Apr 22 |
| 1976 | Apr 27 |
| 1977 | Apr 29 |
| 1978 | May 2 |
| 1979 | Apr 11 |
| 1980 | May 10 |
| 1981 | May 9 |
| 1983 | May 18 |
| 1984 | Apr 24 |
| 1986 | May 4 |
| 1987 | Apr 6 |
| 1988 | Apr 20 |
| 1989 | Apr 23 |
| 1991 | Apr 3 |
| 1992 | Apr 14 |
| 1993 | Apr 4 |
| 1994 | Apr 8 |
| 1995 | Apr 7 |
| 1997 | Apr 23 |
| 1998 | Mar 26 |
| 1999 | Apr 26 |
| 2000 | Apr 15 |
| 2001 | Apr 20 |
| 2002 | Apr 8 |
| 2003 | Apr 10 |
| 2004 | Apr 6 |
| 2005 | Mar 25 |
| 2006 | Apr 10 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1915 | 164 |
| 1916 | 167 |
| 1960 | 183 |
| 1961 | 180 |
| 1962 | 190 |
| 1963 | 201 |
| 1964 | 180 |
| 1965 | 171 |
| 1966 | 162 |
| 1967 | 177 |
| 1968 | 205 |
| 1969 | 202 |
| 1970 | 162 |
| 1971 | 203 |
| 1972 | 165 |
| 1973 | 171 |
| 1974 | 138 |
| 1975 | 163 |
| 1976 | 174 |
| 1977 | 171 |
| 1978 | 159 |
| 1979 | 206 |
| 1980 | 165 |
| 1984 | 155 |
| 1986 | 191 |
| 1987 | 185 |
| 1988 | 175 |
| 1989 | 168 |
| 1991 | 200 |
| 1992 | 188 |
| 1993 | 189 |
| 1994 | 216 |
| 1995 | 210 |
| 1997 | 182 |
| 1998 | 221 |
| 1999 | 164 |
| 2000 | 175 |
| 2001 | 170 |
| 2002 | 206 |
| 2003 | 196 |
| 2004 | 217 |
| 2005 | 236 |
| 2006 | 185 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1915 | 18.6 °C |
| 1916 | 18.6 °C |
| 1960 | 18.4 °C |
| 1961 | 18.2 °C |
| 1962 | 18.1 °C |
| 1963 | 17.7 °C |
| 1964 | 18.1 °C |
| 1965 | 18.3 °C |
| 1966 | 18.3 °C |
| 1967 | 17.5 °C |
| 1968 | 18.5 °C |
| 1969 | 19.0 °C |
| 1970 | 19.1 °C |
| 1971 | 18.2 °C |
| 1972 | 17.9 °C |
| 1973 | 18.4 °C |
| 1974 | 17.6 °C |
| 1975 | 17.8 °C |
| 1976 | 17.9 °C |
| 1977 | 19.2 °C |
| 1978 | 16.2 °C |
| 1979 | 17.5 °C |
| 1980 | 19.2 °C |
| 1981 | 18.0 °C |
| 1984 | 16.8 °C |
| 1985 | 19.4 °C |
| 1986 | 18.7 °C |
| 1987 | 19.1 °C |
| 1988 | 18.6 °C |
| 1989 | 17.6 °C |
| 1991 | 19.8 °C |
| 1992 | 16.9 °C |
| 1993 | 18.4 °C |
| 1994 | 18.4 °C |
| 1995 | 18.0 °C |
| 1997 | 16.9 °C |
| 1998 | 18.8 °C |
| 1999 | 18.1 °C |
| 2000 | 16.4 °C |
| 2001 | 18.2 °C |
| 2002 | 19.1 °C |
| 2003 | 17.5 °C |
| 2004 | 18.4 °C |
| 2006 | 17.9 °C |
What this means for you: Since 1915, Newville's last spring frost has come about 2 days earlier per decade, on average. The frost-free season has grown by about 4 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Bloserville 1 N (NOAA GHCN-Daily). Years with too many missing days are left out.