Average temperature over 34 years |
°F |
39 |
8 |
14 |
26 |
42 |
55 |
64 |
69 |
68 |
55 |
44 |
26 |
12 |
Average high temperature over 34 years |
°F |
51 |
16 |
23 |
35 |
53 |
66 |
75 |
82 |
80 |
68 |
55 |
35 |
21 |
Average low temperature over 34 years |
°F |
30 |
0 |
6 |
17 |
31 |
43 |
51 |
57 |
53 |
44 |
33 |
17 |
3 |
Highest recorded temperature over 34 years |
°F |
107 |
50 |
66 |
75 |
96 |
100 |
104 |
107 |
105 |
102 |
91 |
75 |
59 |
Lowest recorded temperature over 34 years |
°F |
-34 |
-34 |
-32 |
-29 |
-11 |
19 |
30 |
37 |
30 |
19 |
-5 |
-20 |
-34 |
Average number of rainy days over 34 years |
days |
93 |
8 |
7 |
7 |
8 |
9 |
11 |
9 |
8 |
8 |
5 |
6 |
7 |
Average precipitation over 34 years |
in |
16.8 |
0.5 |
0.4 |
0.7 |
1.8 |
2.3 |
3.0 |
2.1 |
2.0 |
1.9 |
1.0 |
0.6 |
0.5 |
Average dew point over 10 years |
°F |
30 |
8 |
10 |
19 |
28 |
39 |
48 |
55 |
50 |
39 |
28 |
17 |
6 |
Average number of days with thunderstorms over 34 years |
days |
28 |
- |
- |
- |
1 |
3 |
7 |
8 |
6 |
2 |
1 |
- |
- |
Average number of days with fog over 34 years |
days |
65 |
6 |
7 |
8 |
6 |
5 |
4 |
3 |
4 |
5 |
5 |
6 |
6 |
Average morning relative humidity over 10 years |
% |
73.2 |
73.4 |
74.4 |
77.1 |
69.9 |
70 |
70.7 |
75.3 |
73.1 |
74 |
73.7 |
75.7 |
71.7 |
Average evening relative humidity over 10 years |
% |
54 |
67.2 |
65.2 |
61.1 |
45.7 |
45.5 |
46.4 |
47.7 |
42.8 |
46.9 |
50.5 |
63.8 |
65.2 |
Average wind speed over 12 years |
mph |
11.0 |
10.0 |
9.0 |
10.0 |
10.0 |
9.0 |
6.0 |
8.0 |
9.0 |
9.0 |
9.0 |
10.0 |
9.0 |
Average number of days below 0°F over 34 years |
days |
46 |
16 |
11 |
3 |
1 |
- |
- |
- |
- |
- |
- |
3 |
12 |
Average snowfall over 34 years |
in |
38.1 |
7.1 |
5.3 |
6.0 |
4.8 |
0.5 |
- |
- |
- |
0.2 |
2.2 |
5.6 |
6.6 |
Most rain reported in a day over 34 years |
in |
4.5 |
1.0 |
0.5 |
1.7 |
2.1 |
1.8 |
3.3 |
2.4 |
2.5 |
4.5 |
2.5 |
1.0 |
0.7 |
Most rain reported in a month over 34 years |
in |
24.9 |
1.4 |
1.1 |
2.1 |
8.5 |
5.2 |
8.6 |
4.3 |
5.0 |
7.1 |
4.9 |
1.9 |
1.3 |
Least rain reported in a month over 34 years |
in |
9.8 |
0.1 |
0.1 |
0.1 |
0.1 |
- |
0.4 |
0.1 |
0.2 |
0.1 |
- |
- |
- |
Heating degree days over 33 years |
days |
9139 |
1739 |
1407 |
1188 |
681 |
334 |
92 |
15 |
57 |
278 |
619 |
1131 |
1598 |
Cooling degree days over 33 years |
days |
457 |
- |
- |
- |
1 |
22 |
81 |
180 |
143 |
30 |
- |
- |
- |
Average number of days above 80°F over 12 years |
days |
34 |
- |
- |
1 |
5 |
10 |
20 |
17 |
6 |
1 |
- |
- |
60 |
Most snow reported in a month over 34 years |
in |
87.9 |
20.7 |
15.7 |
19.4 |
43.8 |
4.3 |
- |
- |
- |
3.2 |
16.0 |
20.0 |
17.3 |
Average possibility of clouds over 10 years |
% |
53.6 |
60.3 |
59.7 |
61.2 |
52.8 |
57.8 |
50.1 |
42.1 |
40.8 |
51.1 |
51.3 |
60.8 |
55.8 |
Average number of snowy days over 34 years |
days |
39 |
8 |
7 |
6 |
3 |
1 |
- |
- |
- |
1 |
1 |
5 |
7 |
Average number of days below 33°F over 34 years |
days |
185 |
31 |
27 |
29 |
17 |
4 |
- |
- |
- |
3 |
15 |
28 |
31 |
Most snow reported in a day over 34 years |
in |
82.3 |
5.6 |
16.5 |
9.0 |
3.3 |
- |
- |
- |
3.2 |
8.5 |
10.1 |
9.6 |
16.5 |
Deepest snow cover reported over 34 years |
in |
21.0 |
21.0 |
21.0 |
21.0 |
20.0 |
7.0 |
- |
- |
- |
1.0 |
11.0 |
16.0 |
15.0 |
Average wet bulb point over 10 years |
°F |
36 |
14 |
17 |
26 |
37 |
48 |
55 |
60 |
57 |
48 |
37 |
23 |
12 |