CHESTER COUNTY MONTHLY CLIMATOLOGICAL SUMMARY
YEAR
HIGH
HIGH
LOW
LOW
AVG
+ OR -
PRECIP
SNOW
YEAR
HIGH
HIGH
LOW
LOW
AVG
+ OR -
PRECIP
SNOW
YEAR
HIGH
HIGH
LOW
LOW
AVG
+ OR -
PRECIP
SNOW
1
OCTOBER
1894
2052
66.2
1388
44.8
55.5
1.5
5.57
0.0
1
NOV
1894
1488
49.6
874
29.1
39.4
(3.8)
2.73
0.0
1
DEC
1894
1327
42.8
753
24.3
33.5
0.6
4.70
5.0
2
OCTOBER
1895
1961
63.3
1042
33.6
48.4
(5.6)
3.34
0.0
2
NOV
1895
1670
55.7
1016
33.9
44.8
1.6
2.39
0.0
2
DEC
1895
1442
46.5
805
26.0
36.2
3.3
2.98
0.7
3
OCTOBER
1896
1835
59.2
1261
40.7
49.9
(4.1)
2.96
0.0
3
NOV
1896
1780
59.3
1083
36.1
47.7
4.5
4.25
4.9
3
DEC
1896
1318
42.5
669.5
21.6
32.1
(0.9)
0.59
4.5
4
OCTOBER
1897
2130
68.7
1346
43.4
56.1
2.1
2.60
0.0
4
NOV
1897
1622
54.1
1009
33.6
43.9
0.6
5.83
1.5
4
DEC
1897
1372
44.3
823
26.5
35.4
2.5
4.96
6.5
5
OCTOBER
1898
2107
68.0
1358
43.8
55.9
1.9
4.76
0.0
5
NOV
1898
1591
53.0
949
31.6
42.3
(0.9)
6.59
11.4
5
DEC
1898
1321
42.6
717
23.1
32.9
(0.1)
4.45
2.0
6
OCTOBER
1899
2149
69.3
1381
44.5
56.9
2.9
1.74
0.0
6
NOV
1899
1703
56.8
978
32.6
44.7
1.5
2.38
0.0
6
DEC
1899
1439
46.4
732
23.6
35.0
2.1
2.16
0.5
7
OCTOBER
1900
2237
72.2
1560
50.3
61.2
7.2
1.45
0.0
7
NOV
1900
1701
56.7
1113
37.1
46.9
3.7
2.02
0.0
7
DEC
1900
1373
44.3
752
24.3
34.3
1.3
2.47
0.4
8
OCTOBER
1901
2138
69.0
1260
40.6
54.8
0.8
1.73
0.0
8
NOV
1901
1460
48.7
881
29.4
39.0
(4.2)
2.82
2.1
8
DEC
1901
1328
42.8
703
22.7
32.8
(0.2)
9.24
1.3
9
OCTOBER
1902
2097
67.6
1367
44.1
55.9
1.9
6.78
0.0
9
NOV
1902
1795
59.8
1167
38.9
49.4
6.2
2.28
0.0
9
DEC
1902
1223
39.5
680
21.9
30.7
(2.2)
7.73
10.1
10
OCTOBER
1903
2089
67.4
1397
45.1
56.2
2.2
6.22
0.0
10
NOV
1903
1580
52.7
856
28.5
40.6
(2.6)
1.26
0.3
10
DEC
1903
1180
38.1
612
19.7
28.9
(4.0)
4.16
10.9
11
OCTOBER
1904
2043
65.9
1182
38.1
52.0
(2.0)
6.18
0.0
11
NOV
1904
1734
57.8
1068
35.6
46.7
3.5
1.97
2.7
11
DEC
1904
1055
34.0
546
17.6
25.8
(7.1)
3.08
20.8
12
OCTOBER
1905
2109
68.0
1325
42.7
55.4
1.4
5.13
0.0
12
NOV
1905
1601
53.4
891
29.7
41.5
(1.7)
2.16
0.0
12
DEC
1905
1410
45.5
832
26.8
36.2
3.2
3.79
2.5
13
OCTOBER
1906
1961
63.3
1387
44.7
54.0
(0.0)
6.37
0.0
13
NOV
1906
1625
54.2
1036
34.5
44.4
1.1
1.50
9.5
13
DEC
1906
1289
41.6
767
24.7
33.2
0.2
5.34
0.5
14
OCTOBER
1907
1975
63.7
1168
37.7
50.7
(3.3)
3.04
0.0
14
NOV
1907
1548
51.6
1011
33.7
42.7
(0.6)
7.52
4.2
14
DEC
1907
1366
44.1
844
27.2
35.6
2.7
5.51
9.7
15
OCTOBER
1908
2167
69.9
1405
45.3
57.6
3.6
1.86
0.0
15
NOV
1908
1619
54.0
955
31.8
42.9
(0.3)
1.22
6.3
15
DEC
1908
1333
43.0
769
24.8
33.9
1.0
3.36
10.2
16
OCTOBER
1909
1965
63.4
1212
39.1
51.2
(2.8)
1.77
0.0
16
NOV
1909
1734
57.8
1068
35.6
46.7
3.5
1.97
2.7
16
DEC
1909
1184
38.2
666
21.5
29.8
(3.1)
8.50
39.3
17
OCTOBER
1910
2152
69.4
1411
45.5
57.5
3.5
3.09
0.0
17
NOV
1910
1438
47.9
941
31.4
39.7
(3.6)
3.17
9.3
17
DEC
1910
1089
35.1
560
18.1
26.6
(6.3)
2.85
16.5
18
OCTOBER
1911
2016
65.0
1394
45.0
55.0
1.0
4.37
0.0
18
NOV
1911
1508
50.3
946
31.5
40.9
(2.3)
4.36
0.3
18
DEC
1911
1447
46.7
927
29.9
38.3
5.4
3.95
3.1
19
OCTOBER
1912
2171
70.0
1393
44.9
57.5
3.5
3.36
0.0
19
NOV
1912
1663
55.4
1051
35.0
45.2
2.0
1.82
0.1
19
DEC
1912
1426
46.0
806
26.0
36.0
3.1
4.79
10.3
20
OCTOBER
1913
2054
66.3
1514
48.8
57.5
3.5
5.20
0.0
20
NOV
1913
1687
56.2
1102
36.7
46.5
3.3
2.41
0.0
20
DEC
1913
1456
47.0
897
28.9
38.0
5.0
3.03
1.3
21
OCTOBER
1914
2159
69.6
1482
47.8
58.7
4.7
1.57
0.0
21
NOV
1914
1661
55.4
916
30.5
43.0
(0.3)
2.34
0.0
21
DEC
1914
1160
37.4
702
22.6
30.0
(2.9)
5.98
3.2
22
OCTOBER
1915
2101
67.8
1409
45.5
56.6
2.6
1.85
0.0
22
NOV
1915
1663
55.4
917
30.6
43.0
(0.2)
1.96
0.2
22
DEC
1915
1256
40.5
686
22.1
31.3
(1.6)
4.70
11.5
23
OCTOBER
1916
2116
68.3
1276
41.2
54.7
0.7
2.16
0.0
23
NOV
1916
1639
54.6
973
32.4
43.5
0.3
1.72
0.0
23
DEC
1916
1250
40.3
710
22.9
31.6
(1.3)
5.53
14.9
24
OCTOBER
1917
1936
62.5
1188
38.3
50.4
(3.6)
6.27
0.0
24
NOV
1917
1574
52.5
935
31.2
41.8
(1.4)
1.01
2.4
24
DEC
1917
1032
33.3
521
16.8
25.0
(7.9)
2.69
21.3
25
OCTOBER
1918
2177
70.2
1441
46.5
58.4
4.4
1.07
0.0
25
NOV
1918
1648
54.9
980
32.7
43.8
0.6
2.06
0.0
25
DEC
1918
1474
47.5
901
29.1
38.3
5.4
4.70
1.0
26
OCTOBER
1919
2165
69.8
1576
50.8
60.3
6.3
2.85
0.0
26
NOV
1919
1619
54.0
994
33.1
43.6
0.3
3.98
0.0
26
DEC
1919
1165
37.6
560
18.1
27.8
(5.1)
3.14
7.9
27
OCTOBER
1920
2259
72.9
1468
47.4
60.1
6.1
0.98
0.0
27
NOV
1920
1495
49.8
1011
33.7
41.8
(1.4)
3.42
0.4
27
DEC
1920
1313
42.4
845
27.3
34.8
1.9
4.39
0.8
28
OCTOBER
1921
2101
67.8
1229
39.6
53.7
(0.3)
1.05
0.0
28
NOV
1921
1537
51.2
1047
34.9
43.1
(0.1)
5.27
0.0
28
DEC
1921
1234
39.8
690
22.3
31.0
(1.9)
2.59
6.7
29
OCTOBER
1922
2107
68.0
1323
42.7
55.3
1.3
1.03
0.0
29
NOV
1922
1548
51.6
972
32.4
42.0
(1.2)
0.52
0.0
29
DEC
1922
1214
39.2
696
22.5
30.8
(2.1)
3.41
2.0
30
OCTOBER
1923
1994
64.3
1235
39.8
52.1
(1.9)
4.11
0.0
30
NOV
1923
1503
50.1
908
30.3
40.2
(3.0)
2.45
0.0
30
DEC
1923
1482
47.8
921
29.7
38.8
5.8
5.01
3.2
31
OCTOBER
1924
2067
66.7
1201
38.7
52.7
(1.3)
0.05
0.0
31
NOV
1924
1518
50.6
875
29.2
39.9
(3.3)
2.07
1.1
31
DEC
1924
1260
40.6
686
22.1
31.4
(1.5)
2.71
0.2
32
OCTOBER
1925
1757
56.7
1166
37.6
47.1
(6.9)
5.57
3.5
32
NOV
1925
1482
49.4
871
29.0
39.2
(4.0)
2.87
0.3
32
DEC
1925
1220
39.4
742
23.9
31.6
(1.3)
1.22
0.2
33
OCTOBER
1926
1930
62.3
1242
40.1
51.2
(2.8)
4.59
0.0
33
NOV
1926
1522
50.7
866
28.9
39.8
(3.4)
5.47
0.0
33
DEC
1926
1062
34.3
576
18.6
26.4
(6.5)
2.75
3.8
34
OCTOBER
1927
2066
66.6
1343
43.3
55.0
1.0
6.40
0.0
34
NOV
1927
1684
56.1
1089
36.3
46.2
3.0
4.90
0.8
34
DEC
1927
1308
42.2
754
24.3
33.3
0.3
4.42
4.4
35
OCTOBER
1928
2099
67.7
1301
42.0
54.8
0.8
0.65
0.0
35
NOV
1928
1622
54.1
1026
34.2
44.1
0.9
2.22
0.4
35
DEC
1928
1360
43.9
758
24.5
34.2
1.2
1.51
1.3
36
OCTOBER
1929
1973
63.6
1178
38.0
50.8
(3.2)
6.11
0.0
36
NOV
1929
1562
52.1
1037
34.6
43.3
0.1
3.22
0.0
36
DEC
1929
1314
42.4
749
24.2
33.3
0.3
2.57
8.8
37
OCTOBER
1930
1958
63.2
1301
42.0
52.6
(1.4)
0.83
0.0
37
NOV
1930
1549
51.6
1051
35.0
43.3
0.1
1.63
0.0
37
DEC
1930
1189
38.4
799
25.8
32.1
(0.9)
2.69
1.5
38
OCTOBER
1931
2155
69.5
1438
46.4
58.0
3.9
1.58
0.0
38
NOV
1931
1779
59.3
1228
40.9
50.1
6.9
0.74
2.0
38
DEC
1931
1464
47.2
988
31.9
39.5
6.6
2.30
0.0
39
OCTOBER
1932
2025
65.3
1403
45.3
55.3
1.3
5.88
0.0
39
NOV
1932
1537
51.2
940
31.3
41.3
(1.9)
7.42
0.0
39
DEC
1932
1369
44.2
833
26.9
35.5
2.6
3.09
10.5
40
OCTOBER
1933
2029
65.5
1284
41.4
53.4
(0.6)
1.91
0.0
40
NOV
1933
1481
49.4
931
31.0
40.2
(3.0)
0.98
0.0
40
DEC
1933
1258
40.6
735
23.7
32.1
(0.8)
2.31
7.8
41
OCTOBER
1934
1941
62.6
1271
41.0
51.8
(2.2)
1.24
0.0
41
NOV
1934
1668
55.6
1126
37.5
46.6
3.4
4.73
0.0
41
DEC
1934
1244
40.1
747
24.1
32.1
(0.8)
3.05
0.3
42
OCTOBER
1935
2068
66.7
1310
42.3
54.5
0.5
2.99
0.0
42
NOV
1935
1642
54.7
1172
39.1
46.9
3.7
6.39
0.5
42
DEC
1935
1072
34.6
669
21.6
28.1
(4.9)
2.31
10.3
43
OCTOBER
1936
1972
63.6
1381
44.5
54.1
0.1
3.24
0.0
43
NOV
1936
1333
44.4
929
31.0
37.7
(5.5)
1.15
1.0
43
DEC
1936
1358
43.8
856
27.6
35.7
2.8
7.10
3.5
44
OCTOBER
1937
1927
62.2
1288
41.5
51.9
(2.1)
7.21
0.0
44
NOV
1937
1526
50.9
987
32.9
41.9
(1.3)
3.66
1.0
44
DEC
1937
1173
37.8
761
24.5
31.2
(1.7)
1.36
2.0
45
OCTOBER
1938
2060
66.5
1336
43.1
54.8
0.8
2.35
0.0
45
NOV
1938
1649
55.0
995
33.2
44.1
0.9
2.48
10.0
45
DEC
1938
1281
41.3
805
26.0
33.6
0.7
3.71
1.0
46
OCTOBER
1939
1971
63.6
1295
41.8
52.7
(1.3)
5.29
0.0
46
NOV
1939
1470
49.0
925
30.8
39.9
(3.3)
0.65
0.0
46
DEC
1939
1281
41.3
820
26.5
33.9
1.0
2.28
3.9
47
OCTOBER
1940
1883
60.7
1209
39.0
49.9
(4.1)
2.71
1.0
47
NOV
1940
1537
51.2
1020
34.0
42.6
(0.6)
4.98
0.3
47
DEC
1940
1408
45.4
843
27.2
36.3
3.4
3.59
3.5
48
OCTOBER
1941
2178
70.3
1543
49.8
60.0
6.0
1.54
0.0
48
NOV
1941
1723
57.4
1070
35.7
46.6
3.3
2.41
0.0
48
DEC
1941
1374
44.3
930
30.0
37.2
4.2
3.74
0.0
49
OCTOBER
1942
2022
65.2
1428
46.1
55.6
1.6
4.69
0.0
49
NOV
1942
1620
54.0
1048
34.9
44.5
1.3
3.96
0.0
49
DEC
1942
1136
36.6
708
22.8
29.7
(3.2)
4.75
7.3
50
OCTOBER
1943
1935
62.4
1353
43.6
53.0
(1.0)
7.62
0.0
50
NOV
1943
1560
52.0
1003
33.4
42.7
(0.5)
3.32
0.0
50
DEC
1943
1265
40.8
697
22.5
31.6
(1.3)
1.40
0.0
51
OCTOBER
1944
1981
63.9
1348
43.5
53.7
(0.3)
2.38
0.0
51
NOV
1944
1546
51.5
1114
37.1
44.3
1.1
4.33
0.0
51
DEC
1944
1152
37.2
719
23.2
30.2
(2.8)
4.00
4.0
52
OCTOBER
1945
2016
65.0
1367
44.1
54.6
0.6
1.93
0.0
52
NOV
1945
1638
54.6
1088
36.3
45.4
2.2
5.13
0.0
52
DEC
1945
1094
35.3
684
22.1
28.7
(4.3)
5.07
14.0
53
OCTOBER
1946
2184
70.5
1446
46.6
58.5
4.5
2.20
0.0
53
NOV
1946
1708
56.9
1096
36.5
46.7
3.5
1.07
0.0
53
DEC
1946
1421
45.8
803
25.9
35.9
2.9
2.48
1.0
54
OCTOBER
1947
2265
73.1
1394
45.0
59.0
5.0
0.93
0.0
54
NOV
1947
1490
49.7
913
30.4
40.1
(3.2)
6.14
0.0
54
DEC
1947
1278
41.2
612
19.7
30.5
(2.5)
1.58
5.1
55
OCTOBER
1948
1962
63.3
1225
39.5
51.4
(2.6)
1.37
0.0
55
NOV
1948
1764
58.8
1061
35.4
47.1
3.9
4.41
0.0
55
DEC
1948
1354
43.7
738
23.8
33.7
0.8
4.91
5.7
56
OCTOBER
1949
2182
70.4
1433
46.2
58.3
4.3
3.08
0.0
56
NOV
1949
1576
52.5
868
28.9
40.7
(2.5)
1.12
0.0
56
DEC
1949
1413
45.6
753
24.3
34.9
2.0
3.50
1.0
57
OCTOBER
1950
2117
68.3
1374
44.3
56.3
2.3
3.10
0.0
57
NOV
1950
1618
53.9
937
31.2
42.6
(0.6)
4.88
2.0
57
DEC
1950
1202
38.8
666
21.5
30.1
(2.8)
3.12
1.2
58
OCTOBER
1951
2121
68.4
1390
44.8
56.6
2.6
4.90
0.0
58
NOV
1951
1468
48.9
833
27.8
38.4
(4.9)
5.40
0.0
58
DEC
1951
1372
44.3
732
23.6