Average temperature over 43 years |
°F |
46 |
26 |
28 |
33 |
42 |
51 |
62 |
69 |
66 |
57 |
46 |
35 |
28 |
Average high temperature over 43 years |
°F |
57 |
37 |
41 |
44 |
55 |
64 |
75 |
82 |
80 |
71 |
60 |
46 |
39 |
Average low temperature over 43 years |
°F |
33 |
15 |
17 |
21 |
30 |
39 |
48 |
53 |
53 |
44 |
34 |
23 |
17 |
Highest recorded temperature over 43 years |
°F |
100 |
66 |
71 |
73 |
82 |
89 |
100 |
98 |
96 |
93 |
82 |
73 |
66 |
Lowest recorded temperature over 43 years |
°F |
-29 |
-29 |
-25 |
-18 |
-7 |
17 |
24 |
37 |
36 |
8 |
0 |
-14 |
-27 |
Average number of rainy days over 43 years |
days |
96 |
5 |
6 |
9 |
9 |
12 |
10 |
11 |
10 |
7 |
5 |
6 |
6 |
Average precipitation over 43 years |
in |
14.5 |
0.4 |
0.4 |
1.0 |
1.4 |
2.5 |
2.2 |
2.1 |
1.6 |
1.2 |
0.7 |
0.6 |
0.4 |
Average dew point over 10 years |
°F |
26 |
10 |
12 |
16 |
24 |
34 |
41 |
46 |
44 |
36 |
24 |
17 |
12 |
Average number of days with thunderstorms over 43 years |
days |
52 |
- |
- |
1 |
2 |
8 |
11 |
13 |
11 |
5 |
1 |
- |
- |
Average number of days with fog over 43 years |
days |
60 |
4 |
5 |
7 |
7 |
7 |
5 |
3 |
4 |
5 |
4 |
5 |
4 |
Average morning relative humidity over 10 years |
% |
58 |
54.3 |
57.3 |
60.5 |
59.8 |
61.6 |
59.3 |
57.5 |
58.8 |
59.3 |
55.7 |
56.4 |
55.2 |
Average evening relative humidity over 10 years |
% |
38 |
41.1 |
41.2 |
42.5 |
38.8 |
41 |
37.8 |
33.5 |
33.4 |
33.5 |
33.9 |
39 |
40.8 |
Average wind speed over 12 years |
mph |
11.0 |
14.0 |
14.0 |
14.0 |
12.0 |
11.0 |
10.0 |
10.0 |
11.0 |
12.0 |
13.0 |
14.0 |
12.0 |
Average number of days below 0°F over 43 years |
days |
10 |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
2 |
Average snowfall over 43 years |
in |
51.2 |
5.9 |
5.6 |
11.7 |
8.1 |
2.6 |
- |
- |
- |
0.7 |
3.9 |
6.6 |
6.0 |
Average number of clear days over 58 years |
days |
106 |
9 |
7 |
7 |
6 |
5 |
9 |
9 |
10 |
13 |
13 |
10 |
9 |
Most rain reported in a day over 43 years |
in |
6.1 |
1.3 |
1.6 |
1.1 |
1.6 |
1.5 |
2.4 |
3.4 |
6.1 |
2.7 |
1.1 |
1.6 |
1.1 |
Most rain reported in a month over 43 years |
in |
20.7 |
2.8 |
2.2 |
3.7 |
4.5 |
5.7 |
5.3 |
5.0 |
6.6 |
4.5 |
2.3 |
2.5 |
1.5 |
Least rain reported in a month over 43 years |
in |
5.9 |
- |
- |
0.1 |
0.4 |
0.1 |
0.1 |
0.6 |
0.1 |
0.1 |
- |
- |
- |
Average snow cover over 84 years |
in |
- |
1.0 |
1.0 |
1.0 |
- |
- |
- |
- |
- |
- |
- |
1.0 |
1.0 |
Heating degree days over 44 years |
days |
7107 |
1172 |
991 |
983 |
667 |
393 |
135 |
20 |
34 |
218 |
529 |
871 |
1094 |
Cooling degree days over 44 years |
days |
320 |
- |
- |
- |
- |
2 |
48 |
145 |
104 |
21 |
- |
- |
- |
Average possibility of sunshine over 54 years |
% |
65 |
64 |
66 |
67 |
63 |
61 |
66 |
69 |
68 |
70 |
69 |
61 |
60 |
Average number of partly cloudy days over 58 years |
days |
127 |
9 |
9 |
10 |
10 |
12 |
12 |
15 |
13 |
9 |
9 |
9 |
9 |
Average number of days above 80°F over 12 years |
days |
43 |
- |
- |
- |
2 |
11 |
22 |
20 |
8 |
1 |
- |
- |
64 |
Most snow reported in a month over 43 years |
in |
102.2 |
35.5 |
19.9 |
39.2 |
31.8 |
18.3 |
1.4 |
- |
- |
7.4 |
21.3 |
31.1 |
21.3 |
Average possibility of clouds over 10 years |
% |
50.6 |
51.7 |
54.5 |
58.7 |
58.7 |
61.6 |
49.1 |
44.7 |
45.3 |
41.5 |
41.5 |
50.5 |
50.2 |
Average number of snowy days over 43 years |
days |
42 |
5 |
6 |
9 |
5 |
2 |
- |
- |
- |
1 |
3 |
5 |
6 |
Average number of days below 33°F over 43 years |
days |
175 |
29 |
26 |
28 |
19 |
4 |
1 |
- |
- |
2 |
12 |
25 |
29 |
Most snow reported in a day over 43 years |
in |
118.8 |
13.9 |
11.5 |
17.3 |
11.1 |
1.0 |
- |
- |
4.9 |
7.9 |
19.8 |
11.6 |
19.8 |
Deepest snow cover reported over 43 years |
in |
26.0 |
23.0 |
12.0 |
19.0 |
15.0 |
12.0 |
- |
- |
- |
6.0 |
10.0 |
26.0 |
17.0 |
Average wet bulb point over 10 years |
°F |
37 |
21 |
24 |
26 |
35 |
43 |
51 |
55 |
53 |
46 |
37 |
28 |
23 |