| Weather Source |
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| Year | Lowest Temperature (F) | Highest Temperature (F) | Warmest Minimum Temperature (F) | Coldest Maximum Temperature (F) | Average Minimum Temperature (F) | Average Maximum Temperature (F) | Mean Temperature (F) | Total Precipitation (In) | Total Snowfall (In) | Max 24hr Precipitation (In) | Max 24hr Snowfall (In) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 48 | 94 | 71 | 75 | 61.7 | 83.6 | 72.6 | 0.68 | 0.38 | ||
| 2011 | 52 | 96 | 70 | 60 | 61.2 | 81.9 | 71.6 | 6.35 | 2.25 | ||
| 2010 | 55 | 94 | 68 | 67 | 62.0 | 86.9 | 74.5 | 3.57 | 0.00 | 2.08 | 0.00 |
| 2009 | 46 | 90 | 69 | 66 | 60.9 | 82.7 | 71.8 | 1.35 | 0.00 | 0.47 | 0.00 |
| 2008 | 54 | 90 | 70 | 65 | 62.3 | 80.5 | 71.4 | 2.46 | 0.00 | 1.10 | 0.00 |
| 2007 | 50 | 96 | 70 | 78 | 62.1 | 87.5 | 74.8 | 1.38 | 0.00 | 1.10 | 0.00 |
| 2006 | 45 | 88 | 70 | 68 | 59.8 | 80.2 | 70.0 | 4.22 | 0.00 | 2.03 | 0.00 |
| 2005 | 52 | 95 | 70 | 78 | 60.5 | 87.5 | 74.0 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2004 | 48 | 86 | 72 | 73 | 60.7 | 80.5 | 70.6 | 9.47 | 0.00 | 5.72 | 0.00 |
| 2003 | 38 | 91 | 70 | 70 | 57.2 | 83.4 | 70.3 | 1.59 | 0.00 | 1.24 | 0.00 |
| 2002 | 57 | 93 | 70 | 70 | 64.5 | 82.6 | 73.6 | 3.85 | 0.00 | 1.65 | 0.00 |
| 2001 | 41 | 91 | 71 | 71 | 56.1 | 81.8 | 69.0 | 3.77 | 0.00 | 1.53 | 0.00 |
| 2000 | 43 | 90 | 71 | 65 | 59.7 | 80.3 | 70.0 | 11.56 | 0.00 | 4.00 | 0.00 |
| 1999 | 38 | 93 | 72 | 72 | 54.9 | 83.6 | 69.3 | 5.83 | 0.00 | 1.39 | 0.00 |
| 1998 | 47 | 94 | 71 | 71 | 61.0 | 85.8 | 73.4 | 8.41 | 0.00 | 5.61 | 0.00 |
| 1997 | 43 | 97 | 68 | 64 | 59.1 | 83.9 | 71.5 | 2.75 | 0.00 | 1.40 | 0.00 |
| 1996 | 45 | 92 | 70 | 66 | 57.4 | 82.9 | 70.2 | 1.95 | 0.00 | 1.00 | 0.00 |
| 1995 | 47 | 89 | 66 | 58 | 58.9 | 80.1 | 69.5 | 1.22 | 0.00 | 0.53 | 0.00 |
| 1994 | 44 | 91 | 71 | 65 | 56.0 | 80.9 | 68.5 | 1.43 | 0.00 | 0.77 | 0.00 |
| 1993 | 37 | 97 | 73 | 71 | 60.3 | 87.0 | 73.6 | 2.68 | 0.00 | 1.45 | 0.00 |
| 1992 | 48 | 89 | 70 | 61 | 61.0 | 81.8 | 71.4 | 2.73 | 0.00 | 1.02 | 0.00 |
| 1991 | 41 | 96 | 69 | 69 | 57.3 | 84.3 | 70.8 | 2.59 | 0.00 | 2.12 | 0.00 |
| 1990 | 38 | 97 | 71 | 70 | 57.8 | 84.9 | 71.4 | 2.36 | 0.00 | 0.60 | 0.00 |
| 1989 | 48 | 92 | 69 | 58 | 60.8 | 80.9 | 70.9 | 6.10 | 0.00 | 2.65 | 0.00 |
| 1988 | 51 | 91 | 72 | 68 | 61.0 | 80.6 | 70.8 | 5.06 | 0.00 | 1.43 | 0.00 |
| 1987 | 48 | 90 | 70 | 72 | 60.8 | 83.2 | 72.0 | 10.52 | 0.00 | 3.97 | 0.00 |
| 1986 | 51 | 92 | 70 | 69 | 62.0 | 82.8 | 72.4 | 2.33 | 0.00 | 0.98 | 0.00 |
| 1985 | 45 | 92 | 72 | 70 | 61.2 | 82.5 | 71.9 | 0.05 | 0.00 | 0.05 | 0.00 |
| 1984 | 48 | 95 | 69 | 59 | 59.3 | 83.3 | 71.3 | 0.21 | 0.00 | 0.16 | 0.00 |
| 1983 | 43 | 98 | 73 | 72 | 62.2 | 84.6 | 73.4 | 1.09 | 0.00 | 0.33 | 0.00 |
| 1982 | 44 | 91 | 70 | 72 | 61.1 | 81.2 | 71.2 | 1.46 | 0.00 | 0.72 | 0.00 |
| 1981 | 45 | 89 | 70 | 71 | 60.3 | 82.1 | 71.2 | 7.08 | 0.00 | 2.75 | 0.00 |
| 1980 | 52 | 96 | 72 | 60 | 66.9 | 86.6 | 76.8 | 6.19 | 0.00 | 2.61 | 0.00 |
| 1979 | 56 | 92 | 72 | 65 | 64.2 | 80.8 | 72.5 | 5.83 | 0.00 | 2.37 | 0.00 |
| 1978 | 52 | 96 | 71 | 68 | 64.8 | 85.5 | 75.2 | 1.33 | 0.00 | 0.97 | 0.00 |
| 1977 | 50 | 92 | 72 | 73 | 65.6 | 85.0 | 75.3 | 6.95 | 0.00 | 2.56 | 0.00 |
| 1976 | 49 | 90 | 71 | 68 | 61.1 | 83.0 | 72.0 | 8.23 | 0.00 | 3.51 | 0.00 |
| 1975 | 48 | 96 | 71 | 69 | 64.0 | 82.5 | 73.3 | 5.28 | 0.00 | 2.78 | 0.00 |
| 1974 | 43 | 91 | 72 | 65 | 61.1 | 80.4 | 70.7 | 3.99 | 0.00 | 2.87 | 0.00 |
| 1973 | 58 | 96 | 71 | 76 | 65.5 | 87.7 | 76.6 | 3.69 | 0.00 | 2.21 | 0.00 |
| 1972 | 54 | 94 | 70 | 72 | 62.7 | 86.5 | 74.6 | 1.88 | 0.00 | 1.07 | 0.00 |
| 1971 | 56 | 92 | 69 | 75 | 64.1 | 84.7 | 74.4 | 4.95 | 0.00 | 2.14 | 0.00 |
| 1970 | 43 | 94 | 73 | 74 | 65.1 | 88.6 | 76.9 | 1.83 | 0.00 | 1.15 | 0.00 |
| 1969 | 50 | 88 | 71 | 66 | 61.3 | 80.7 | 71.0 | 7.01 | 0.00 | 2.70 | 0.00 |
| 1968 | 53 | 92 | 70 | 79 | 61.2 | 85.5 | 73.3 | 4.25 | 0.00 | 2.28 | 0.00 |
| 1967 | 37 | 88 | 67 | 68 | 55.8 | 78.9 | 67.3 | 2.59 | 0.00 | 1.26 | 0.00 |
| 1966 | 52 | 94 | 71 | 74 | 60.7 | 83.1 | 71.9 | 4.54 | 0.00 | 3.25 | 0.00 |
| 1965 | 45 | 94 | 68 | 66 | 60.4 | 85.8 | 73.1 | 2.93 | 0.00 | 0.90 | 0.00 |
| 1964 | 40 | 93 | 73 | 71 | 57.5 | 84.3 | 70.9 | 2.27 | 0.00 | 1.85 | 0.00 |
| 1963 | 40 | 93 | 67 | 70 | 55.7 | 83.7 | 69.7 | 9.51 | 0.00 | 2.08 | 0.00 |
| 1962 | 38 | 96 | 72 | 67 | 57.0 | 83.3 | 70.2 | 10.88 | 0.00 | 6.46 | 0.00 |
| 1961 | 40 | 96 | 67 | 71 | 58.6 | 88.5 | 73.5 | 0.08 | 0.00 | 0.08 | 0.00 |
| 1960 | 45 | 96 | 71 | 70 | 60.2 | 85.4 | 72.8 | 2.81 | 0.00 | 1.00 | 0.00 |
| 1959 | 42 | 92 | 72 | 68 | 59.4 | 82.9 | 71.1 | 6.60 | 0.00 | 2.55 | 0.00 |
| 1958 | 42 | 93 | 68 | 77 | 55.7 | 85.9 | 70.8 | 0.79 | 0.00 | 0.38 | 0.00 |
| 1957 | 46 | 100 | 72 | 58 | 62.8 | 84.9 | 73.9 | 7.40 | 0.00 | 1.42 | 0.00 |
| 1956 | 41 | 98 | 68 | 57 | 55.9 | 82.9 | 69.4 | 5.33 | 0.00 | 2.10 | 0.00 |
| 1955 | 53 | 95 | 70 | 73 | 62.2 | 85.1 | 73.6 | 1.29 | 0.00 | 0.87 | 0.00 |
| 1954 | 41 | 105 | 74 | 83 | 57.2 | 93.2 | 75.2 | 0.00 | 0.00 | 0.00 | 0.00 |
| 1953 | 47 | 97 | 71 | 67 | 60.4 | 83.8 | 72.1 | 3.48 | 0.00 | 1.96 | 0.00 |
| 1952 | 50 | 91 | 70 | 72 | 60.3 | 81.9 | 71.1 | 3.87 | 0.00 | 1.79 | 0.00 |
| 1951 | 49 | 97 | 69 | 69 | 61.7 | 84.9 | 73.3 | 4.72 | 0.00 | 1.37 | 0.00 |
| 1950 | 41 | 93 | 73 | 66 | 60.6 | 81.7 | 71.1 | 2.37 | 0.00 | 1.15 | 0.00 |
| 1949 | 42 | 93 | 69 | 67 | 58.8 | 81.1 | 70.0 | 4.32 | 0.00 | 1.43 | 0.00 |
| 1948 | 48 | 94 | 68 | 65 | 58.7 | 81.7 | 70.2 | 4.52 | 0.00 | 1.35 | 0.00 |
| 1947 | 41 | 99 | 72 | 59 | 62.9 | 86.2 | 74.6 | 3.18 | 0.00 | 1.70 | 0.00 |
| 1946 | 51 | 89 | 69 | 65 | 60.6 | 82.4 | 71.5 | 2.88 | 0.00 | 0.76 | 0.00 |
| 1945 | 55 | 94 | 72 | 65 | 64.6 | 84.7 | 74.7 | 9.55 | 0.00 | 2.35 | 0.00 |
| 1944 | 56 | 100 | 72 | 65 | 64.1 | 84.3 | 74.2 | 6.57 | 2.79 | ||
| 1943 | 45 | 95 | 69 | 63 | 57.5 | 82.0 | 69.7 | 5.03 | 2.11 | ||
| 1942 | 40 | 97 | 71 | 67 | 62.3 | 86.2 | 74.3 | 2.49 | 0.64 | ||
| 1941 | 48 | 98 | 73 | 79 | 62.4 | 88.9 | 75.7 | 3.79 | 0.00 | 2.45 | 0.00 |
| 1940 | 45 | 99 | 71 | 60 | 59.3 | 86.3 | 72.8 | 0.02 | 0.00 | 0.02 | 0.00 |
| 1939 | 51 | 103 | 68 | 77 | 61.9 | 88.7 | 75.3 | 1.23 | 0.00 | 0.78 | 0.00 |
| 1938 | 42 | 95 | 66 | 75 | 59.9 | 86.0 | 72.6 | 3.10 | 0.00 | 1.23 | 0.00 |
| 1937 | |||||||||||
| 1936 | 43 | 93 | 68 | 73 | 59.4 | 86.7 | 72.2 | 8.75 | 0.00 | 5.21 | 0.00 |
| 1935 | 39 | 94 | 73 | 70 | 59.7 | 84.2 | 72.7 | 4.29 | 0.00 | 2.00 | 0.00 |
| 1934 | |||||||||||
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| 1929 | |||||||||||
| 1928 | 45 | 95 | 70 | 70 | 56.9 | 81.0 | 68.9 | 9.90 | 0.00 | 4.00 | 0.00 |
| 1927 | |||||||||||
| 1926 | |||||||||||
| 1925 | 61 | 105 | 74 | 79 | 67.3 | 95.0 | 81.2 | 3.71 | 0.00 | 2.61 | 0.00 |
| 1924 | 47 | 96 | 72 | 63 | 61.5 | 79.1 | 69.9 | 13.74 | 2.40 | ||
| 1923 | 53 | 96 | 75 | 70 | 65.4 | 84.2 | 74.8 | 1.43 | 0.60 | ||
| 1922 | 0.09 | 0.09 |
| Station Details for: "Chester 1 Nw" (Chester County) View Map | |
|---|---|
| Weather Source ID | 19478 |
| National Weather Service ID (NWS) | CSTS1 |
| NWS Cooperative Observer ID (COOP) | 381633 |
| International Civil Aviation Organization ID (ICAO) | |
| World Meteorological Organization ID (WMO) | |
| Latitude: 34.7208 Longitude: -81.2261 Elevation: 158.496m (519.998ft) | |
| Zip Code: 29706 | |