When to plant in McConnellsburg, PA
Planting dates worked out from McConnellsburg's own frost records, not a generic zone chart.
Safe to plant out
May 15
1 year in 10 has a later frost
Average last frost
May 4
about a 50% chance of a later one
Average first fall frost
Oct 10
1 year in 10 by Sep 30
Frost-free days
159
median, 1991–2020
Station used: Everett · 31.8 km away · station 305 m, town 272 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 20 – Apr 3 | May 15 – May 29 | Jul 9 |
| Sweet pepper | Mar 6 – Mar 20 | May 15 – May 29 | Jul 14 |
| Lettuce (leaf) | Mar 2 – Mar 9 | Apr 6 – Apr 20 | May 16 |
| Peas | — | Mar 31 – Apr 28 | May 25 |
| Bush beans | — | May 8 – May 29 | Jun 27 |
| Carrot | — | Apr 13 – May 25 | Jun 12 |
| Beet | — | Apr 9 – May 21 | May 29 |
| Potato | — | Apr 13 – May 4 | Jun 22 |
| Kale | Feb 24 – Mar 10 | Apr 7 – Apr 21 | May 20 |
| Broccoli | Feb 23 – Mar 9 | Apr 6 – Apr 27 | Jun 5 |
| Cucumber | Apr 17 – Apr 24 | May 15 – May 29 | Jul 4 |
| Summer squash and zucchini | Apr 17 – Apr 24 | May 15 – May 29 | Jun 29 |
| Winter squash | Apr 17 – Apr 24 | May 15 – May 29 | Aug 3 |
| Sweet corn | — | May 8 – May 29 | Jul 7 |
| Onion (from sets) | — | Apr 6 – Apr 27 | Jul 5 |
| Garlic | — | Sep 26 – Oct 24 (fall) | following summer |
| Spinach | — | Mar 31 – Apr 28 | May 8 |
| Basil | Apr 3 – Apr 17 | May 15 – May 29 | Jul 11 |
McConnellsburg'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 |
|---|---|
| 1898 | Apr 28 |
| 1899 | May 15 |
| 1900 | May 5 |
| 1904 | May 11 |
| 1905 | May 25 |
| 1906 | May 10 |
| 1907 | May 22 |
| 1908 | May 4 |
| 1909 | Apr 27 |
| 1910 | May 16 |
| 1911 | May 6 |
| 1912 | Apr 24 |
| 1913 | Jun 10 |
| 1914 | May 4 |
| 1916 | May 22 |
| 1917 | May 26 |
| 1918 | Apr 28 |
| 1919 | Apr 30 |
| 1921 | Apr 12 |
| 1945 | May 12 |
| 1946 | May 10 |
| 1947 | May 12 |
| 1948 | Apr 23 |
| 1949 | Apr 29 |
| 1950 | May 9 |
| 1951 | May 14 |
| 1952 | Apr 12 |
| 1953 | Apr 22 |
| 1955 | May 18 |
| 1956 | May 17 |
| 1957 | May 5 |
| 1958 | Apr 14 |
| 1959 | Apr 14 |
| 1960 | May 3 |
| 1961 | May 5 |
| 1962 | Apr 21 |
| 1963 | May 25 |
| 1965 | May 14 |
| 1968 | May 8 |
| 1969 | May 14 |
| 1970 | Apr 16 |
| 1971 | Apr 12 |
| 1973 | May 17 |
| 1975 | Apr 23 |
| 1976 | May 13 |
| 1977 | Apr 30 |
| 1978 | May 2 |
| 1986 | May 5 |
| 1988 | May 2 |
| 1989 | May 4 |
| 1993 | Apr 27 |
| 1994 | May 13 |
| 1996 | May 14 |
| 1997 | May 8 |
| 1998 | Apr 28 |
| 1999 | Apr 29 |
| 2000 | Apr 15 |
| 2001 | Apr 30 |
| 2002 | May 22 |
| 2003 | Apr 15 |
| 2004 | May 6 |
| 2005 | May 7 |
| 2006 | May 7 |
| 2007 | May 8 |
| 2008 | Apr 30 |
| 2010 | May 11 |
| 2011 | Apr 7 |
| 2012 | May 1 |
| 2013 | May 15 |
| 2014 | Apr 25 |
| 2015 | May 15 |
| 2016 | May 17 |
| 2017 | May 10 |
| 2018 | May 2 |
| 2020 | May 14 |
| 2022 | May 9 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1898 | 171 |
| 1899 | 136 |
| 1905 | 133 |
| 1906 | 152 |
| 1907 | 139 |
| 1909 | 168 |
| 1910 | 159 |
| 1913 | 104 |
| 1916 | 131 |
| 1917 | 107 |
| 1945 | 143 |
| 1946 | 156 |
| 1947 | 133 |
| 1948 | 174 |
| 1949 | 148 |
| 1950 | 137 |
| 1951 | 147 |
| 1952 | 164 |
| 1953 | 153 |
| 1955 | 157 |
| 1956 | 126 |
| 1957 | 144 |
| 1958 | 170 |
| 1959 | 156 |
| 1960 | 171 |
| 1961 | 164 |
| 1962 | 152 |
| 1963 | 120 |
| 1965 | 143 |
| 1968 | 150 |
| 1969 | 156 |
| 1970 | 185 |
| 1971 | 181 |
| 1973 | 160 |
| 1975 | 190 |
| 1976 | 151 |
| 1977 | 159 |
| 1986 | 134 |
| 1988 | 158 |
| 1993 | 155 |
| 1994 | 142 |
| 1996 | 141 |
| 1997 | 160 |
| 1998 | 170 |
| 1999 | 160 |
| 2000 | 175 |
| 2001 | 160 |
| 2002 | 145 |
| 2003 | 167 |
| 2004 | 152 |
| 2005 | 171 |
| 2006 | 158 |
| 2007 | 158 |
| 2008 | 159 |
| 2010 | 161 |
| 2011 | 198 |
| 2012 | 159 |
| 2013 | 126 |
| 2014 | 184 |
| 2015 | 156 |
| 2016 | 146 |
| 2017 | 143 |
| 2018 | 169 |
| 2020 | 128 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1898 | 17.8 °C |
| 1899 | 18.0 °C |
| 1905 | 17.4 °C |
| 1906 | 18.0 °C |
| 1907 | 16.4 °C |
| 1909 | 17.2 °C |
| 1910 | 17.5 °C |
| 1913 | 17.3 °C |
| 1916 | 17.5 °C |
| 1917 | 16.8 °C |
| 1918 | 17.6 °C |
| 1944 | 18.9 °C |
| 1945 | 17.8 °C |
| 1946 | 16.6 °C |
| 1947 | 17.9 °C |
| 1948 | 17.6 °C |
| 1949 | 17.1 °C |
| 1950 | 14.9 °C |
| 1951 | 17.4 °C |
| 1953 | 18.1 °C |
| 1955 | 18.5 °C |
| 1956 | 16.6 °C |
| 1957 | 18.7 °C |
| 1958 | 17.8 °C |
| 1959 | 20.6 °C |
| 1960 | 18.2 °C |
| 1961 | 17.6 °C |
| 1962 | 17.7 °C |
| 1963 | 16.8 °C |
| 1964 | 17.5 °C |
| 1965 | 18.6 °C |
| 1968 | 17.6 °C |
| 1970 | 19.4 °C |
| 1971 | 18.1 °C |
| 1973 | 17.0 °C |
| 1975 | 17.2 °C |
| 1976 | 17.5 °C |
| 1977 | 18.4 °C |
| 1986 | 17.4 °C |
| 1988 | 17.5 °C |
| 1989 | 17.4 °C |
| 1993 | 17.7 °C |
| 1994 | 17.4 °C |
| 1996 | 17.2 °C |
| 1997 | 16.2 °C |
| 1998 | 18.1 °C |
| 1999 | 17.5 °C |
| 2000 | 16.9 °C |
| 2001 | 17.0 °C |
| 2002 | 18.1 °C |
| 2003 | 17.1 °C |
| 2004 | 16.2 °C |
| 2005 | 16.2 °C |
| 2006 | 16.1 °C |
| 2007 | 16.4 °C |
| 2008 | 16.9 °C |
| 2010 | 18.4 °C |
| 2011 | 18.3 °C |
| 2012 | 17.7 °C |
| 2013 | 17.0 °C |
| 2014 | 16.1 °C |
| 2015 | 17.1 °C |
| 2016 | 17.9 °C |
| 2017 | 17.3 °C |
| 2018 | 17.9 °C |
| 2020 | 17.8 °C |
What this means for you: Since 1898, McConnellsburg's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 2 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Everett (NOAA GHCN-Daily). Years with too many missing days are left out.