Average temperature over 51 years |
°F |
35 |
12 |
17 |
24 |
36 |
46 |
55 |
57 |
57 |
48 |
35 |
21 |
14 |
Average high temperature over 51 years |
°F |
42 |
19 |
24 |
32 |
43 |
53 |
62 |
64 |
62 |
55 |
39 |
26 |
19 |
Average low temperature over 51 years |
°F |
28 |
6 |
8 |
16 |
28 |
39 |
46 |
51 |
50 |
42 |
28 |
14 |
8 |
Highest recorded temperature over 51 years |
°F |
86 |
48 |
57 |
51 |
64 |
80 |
86 |
82 |
82 |
73 |
62 |
57 |
53 |
Lowest recorded temperature over 51 years |
°F |
-43 |
-38 |
-43 |
-23 |
-20 |
- |
33 |
34 |
28 |
15 |
-5 |
-22 |
-34 |
Average number of rainy days over 52 years |
days |
111 |
8 |
7 |
7 |
6 |
6 |
8 |
12 |
14 |
14 |
11 |
8 |
10 |
Average precipitation over 52 years |
in |
15.9 |
0.9 |
0.9 |
0.8 |
0.6 |
0.6 |
1.1 |
2.0 |
2.4 |
2.6 |
1.7 |
1.1 |
1.3 |
Average dew point over 10 years |
°F |
26 |
8 |
8 |
15 |
23 |
32 |
42 |
48 |
46 |
37 |
24 |
12 |
12 |
Average number of days with thunderstorms over 52 years |
days |
4 |
- |
- |
- |
- |
- |
1 |
1 |
1 |
1 |
- |
- |
- |
Average number of days with fog over 52 years |
days |
82 |
12 |
10 |
5 |
4 |
1 |
2 |
4 |
5 |
6 |
8 |
11 |
14 |
Average morning relative humidity over 10 years |
% |
73.7 |
71.4 |
69.5 |
68.6 |
70 |
68.2 |
71.7 |
77.3 |
81.2 |
78.6 |
75.5 |
74.8 |
77.5 |
Average evening relative humidity over 10 years |
% |
63.9 |
71.1 |
67.1 |
56.5 |
53 |
51 |
56.7 |
64.5 |
66.2 |
64.8 |
66.6 |
72.1 |
77.2 |
Average wind speed over 12 years |
mph |
11.0 |
3.0 |
3.0 |
3.0 |
4.0 |
4.0 |
3.0 |
3.0 |
4.0 |
3.0 |
3.0 |
3.0 |
3.0 |
Average number of days above 60°F over 12 years |
days |
51 |
- |
- |
1 |
6 |
18 |
25 |
23 |
6 |
- |
- |
- |
79 |
Average number of days below 0°F over 51 years |
days |
35 |
10 |
7 |
4 |
1 |
- |
- |
- |
- |
- |
- |
4 |
9 |
Average snowfall over 47 years |
in |
72.9 |
10.8 |
11.5 |
9.1 |
5.2 |
0.3 |
- |
- |
- |
0.2 |
7.8 |
11.8 |
15.7 |
Most rain reported in a day over 52 years |
in |
2.5 |
1.2 |
1.4 |
1.9 |
0.8 |
0.7 |
1.3 |
1.6 |
2.5 |
1.5 |
1.4 |
1.6 |
1.4 |
Most rain reported in a month over 52 years |
in |
23.4 |
2.6 |
2.9 |
3.0 |
3.0 |
2.0 |
3.7 |
4.9 |
8.6 |
6.4 |
3.4 |
2.9 |
3.6 |
Least rain reported in a month over 52 years |
in |
9.1 |
- |
- |
- |
- |
- |
0.1 |
0.4 |
0.3 |
0.2 |
0.2 |
0.1 |
0.1 |
Average snow cover over 47 years |
in |
4.0 |
12.0 |
13.0 |
11.0 |
3.0 |
- |
- |
- |
- |
- |
1.0 |
4.0 |
9.0 |
Heating degree days over 51 years |
days |
- |
1580 |
1329 |
1237 |
863 |
545 |
296 |
195 |
253 |
482 |
924 |
1312 |
1552 |
Cooling degree days over 51 years |
days |
4 |
- |
- |
- |
- |
- |
1 |
3 |
- |
- |
- |
- |
- |
Most snow reported in a month over 47 years |
in |
141.6 |
34.6 |
40.1 |
32.7 |
29.6 |
7.8 |
- |
- |
- |
1.8 |
27.5 |
39.6 |
45.8 |
Average possibility of clouds over 10 years |
% |
73.6 |
76.3 |
67 |
61.6 |
66.6 |
75.8 |
78.8 |
81 |
78.2 |
74.9 |
69.6 |
70.7 |
81.4 |
Average number of snowy days over 47 years |
days |
48 |
8 |
7 |
6 |
4 |
1 |
- |
- |
- |
1 |
4 |
7 |
10 |
Average number of days below 33°F over 51 years |
days |
195 |
31 |
28 |
29 |
22 |
3 |
- |
- |
- |
3 |
20 |
28 |
31 |
Most snow reported in a day over 47 years |
in |
102.7 |
13.7 |
14.9 |
10.0 |
6.9 |
- |
- |
- |
1.8 |
10.8 |
14.6 |
15.0 |
15.0 |
Deepest snow cover reported over 47 years |
in |
50.0 |
34.0 |
41.0 |
50.0 |
21.0 |
7.0 |
- |
- |
- |
- |
13.0 |
19.0 |
30.0 |
Average wet bulb point over 10 years |
°F |
32 |
15 |
14 |
23 |
31 |
41 |
48 |
51 |
51 |
43 |
30 |
17 |
17 |