Average temperature over 48 years |
°F |
48 |
23 |
28 |
36 |
48 |
59 |
69 |
73 |
73 |
62 |
50 |
36 |
26 |
Average high temperature over 48 years |
°F |
62 |
35 |
41 |
48 |
62 |
71 |
82 |
87 |
86 |
77 |
66 |
48 |
39 |
Average low temperature over 48 years |
°F |
35 |
8 |
15 |
23 |
34 |
44 |
55 |
60 |
57 |
46 |
34 |
21 |
12 |
Highest recorded temperature over 48 years |
°F |
111 |
73 |
78 |
86 |
98 |
96 |
107 |
111 |
105 |
102 |
93 |
82 |
75 |
Lowest recorded temperature over 48 years |
°F |
-34 |
-25 |
-22 |
-22 |
6 |
19 |
28 |
39 |
35 |
17 |
10 |
-13 |
-34 |
Average number of rainy days over 41 years |
days |
84 |
5 |
6 |
7 |
8 |
11 |
10 |
10 |
8 |
6 |
5 |
5 |
4 |
Average number of days above 90°F over 48 years |
days |
36 |
- |
- |
- |
- |
1 |
6 |
13 |
12 |
4 |
- |
- |
- |
Average precipitation over 48 years |
in |
19.7 |
0.4 |
0.5 |
1.2 |
1.9 |
3.5 |
3.4 |
3.1 |
2.1 |
1.5 |
1.0 |
0.6 |
0.4 |
Average dew point over 48 years |
°F |
35 |
12 |
17 |
23 |
32 |
44 |
55 |
59 |
57 |
46 |
35 |
23 |
16 |
Most recorded rainfall over 48 years |
in |
33.4 |
2.2 |
2.0 |
4.4 |
5.0 |
8.0 |
10.5 |
7.0 |
7.2 |
6.0 |
2.9 |
2.9 |
1.2 |
Least recorded rainfall over 48 years |
in |
10.5 |
- |
- |
- |
0.1 |
0.8 |
0.3 |
0.4 |
0.1 |
- |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
46 |
- |
- |
1 |
3 |
7 |
10 |
11 |
9 |
4 |
1 |
- |
- |
Average number of days with fog over 48 years |
days |
78 |
6 |
7 |
8 |
7 |
7 |
5 |
5 |
7 |
7 |
6 |
7 |
6 |
Average morning relative humidity over 48 years |
% |
82 |
79 |
80 |
81 |
80 |
84 |
85 |
84 |
85 |
83 |
81 |
81 |
80 |
Average evening relative humidity over 48 years |
% |
45 |
54 |
51 |
47 |
41 |
46 |
46 |
44 |
43 |
40 |
38 |
45 |
51 |
Average wind speed over 48 years |
mph |
11.0 |
10.0 |
10.0 |
14.0 |
14.0 |
13.0 |
12.0 |
11.0 |
11.0 |
11.0 |
10.0 |
11.0 |
10.0 |
Average number of days below 32°F over 48 years |
days |
175 |
31 |
28 |
27 |
13 |
2 |
- |
- |
- |
2 |
14 |
28 |
31 |
Average snowfall over 41 years |
in |
30.4 |
5.4 |
5.2 |
6.8 |
2.7 |
0.1 |
- |
- |
- |
0.1 |
1.4 |
4.0 |
4.7 |
Average number of days above 65°F over 48 years |
days |
182 |
- |
2 |
6 |
13 |
23 |
29 |
31 |
31 |
26 |
18 |
4 |
1 |
Average number of clear days over 41 years |
days |
115 |
8 |
7 |
7 |
7 |
7 |
10 |
12 |
12 |
13 |
13 |
9 |
10 |
Heating degree days over 30 years |
days |
6859 |
1345 |
1047 |
884 |
504 |
234 |
49 |
- |
11 |
158 |
474 |
888 |
1265 |
Cooling degree days over 30 years |
days |
713 |
- |
- |
- |
- |
23 |
136 |
282 |
222 |
50 |
- |
- |
- |
Average possibility of sunshine over 41 years |
% |
66 |
61 |
60 |
60 |
64 |
65 |
71 |
76 |
75 |
71 |
69 |
60 |
60 |
Average number of cloudy days over 41 years |
days |
141 |
14 |
14 |
16 |
14 |
14 |
9 |
7 |
8 |
9 |
10 |
13 |
13 |
Average number of partly cloudy days over 41 years |
days |
110 |
9 |
7 |
8 |
9 |
10 |
11 |
12 |
11 |
8 |
8 |
8 |
8 |
Average number of days below 5°F over 48 years |
days |
26 |
11 |
5 |
2 |
- |
- |
- |
- |
- |
- |
- |
2 |
7 |