Average temperature over 11 years |
°F |
48 |
36 |
39 |
41 |
46 |
53 |
57 |
60 |
60 |
57 |
50 |
44 |
37 |
Average high temperature over 11 years |
°F |
55 |
41 |
44 |
48 |
53 |
60 |
66 |
69 |
68 |
64 |
57 |
48 |
43 |
Average low temperature over 11 years |
°F |
42 |
32 |
34 |
35 |
39 |
44 |
50 |
53 |
53 |
48 |
44 |
39 |
34 |
Highest recorded temperature over 11 years |
°F |
91 |
55 |
62 |
71 |
69 |
80 |
89 |
91 |
89 |
82 |
78 |
62 |
57 |
Lowest recorded temperature over 11 years |
°F |
5 |
5 |
14 |
10 |
26 |
32 |
35 |
42 |
43 |
37 |
30 |
21 |
16 |
Average number of rainy days over 11 years |
days |
66 |
7.3 |
3 |
5.2 |
5.7 |
4.2 |
5.3 |
5.4 |
4.7 |
6.5 |
5.6 |
6.2 |
6.9 |
Average number of days above 90°F over 11 years |
days |
0.2 |
- |
- |
- |
- |
- |
0.1 |
0.1 |
- |
- |
- |
- |
- |
Average precipitation over 11 years |
in |
21.0 |
2.0 |
1.0 |
2.1 |
1.3 |
1.3 |
2.0 |
2.1 |
1.6 |
2.1 |
1.8 |
1.8 |
1.9 |
Average relative humidity over 11 years |
% |
80 |
86 |
84 |
80 |
76 |
74 |
73 |
75 |
77 |
79 |
83 |
86 |
86 |
Average dew point over 11 years |
°F |
42 |
32 |
34 |
35 |
39 |
44 |
48 |
51 |
51 |
50 |
46 |
39 |
35 |
Average number of days above 70°F over 12 years |
days |
36 |
- |
1 |
1 |
3 |
8 |
14 |
15 |
7 |
1 |
- |
- |
50 |
Average number of days with thunderstorms over 36 years |
days |
199 |
18 |
17 |
17 |
14 |
15 |
15 |
14 |
17 |
17 |
19 |
17 |
19 |
Average morning relative humidity over 10 years |
% |
81.3 |
82.7 |
81.2 |
82.4 |
82 |
81.4 |
79.9 |
80.2 |
81.1 |
82.2 |
82.5 |
80.6 |
79.6 |
Average evening relative humidity over 10 years |
% |
67 |
77.8 |
72.9 |
67.5 |
63.8 |
63 |
62.4 |
59.2 |
57 |
61.4 |
67.9 |
73.8 |
76.2 |
Average wind speed over 12 years |
mph |
11.0 |
9.0 |
9.0 |
9.0 |
8.0 |
6.0 |
6.0 |
6.0 |
8.0 |
8.0 |
8.0 |
9.0 |
8.0 |
Average number of days below 32°F over 11 years |
days |
55.8 |
16 |
12.3 |
9.9 |
1.6 |
0.1 |
- |
- |
- |
- |
0.9 |
3.9 |
11.1 |
Average snowfall over 11 years |
in |
9.8 |
4.0 |
1.8 |
1.7 |
- |
- |
- |
- |
- |
- |
- |
0.1 |
2.2 |
Most rain reported in a day over 36 years |
in |
2.2 |
1.2 |
0.9 |
1.6 |
1.3 |
1.4 |
2.2 |
2.1 |
2.1 |
1.7 |
1.4 |
1.2 |
1.2 |
Most rain reported in a month over 36 years |
in |
29.6 |
3.3 |
3.6 |
5.1 |
3.8 |
4.2 |
5.3 |
5.5 |
5.0 |
3.8 |
5.8 |
4.3 |
5.2 |
Least rain reported in a month over 36 years |
in |
15.3 |
0.6 |
0.1 |
0.2 |
0.3 |
0.2 |
0.1 |
0.3 |
0.4 |
- |
0.2 |
0.6 |
0.4 |
Heating degree days over 36 years |
days |
5416 |
792 |
708 |
673 |
527 |
355 |
193 |
108 |
110 |
207 |
382 |
618 |
743 |
Cooling degree days over 36 years |
days |
71 |
- |
- |
- |
- |
- |
8 |
30 |
28 |
4 |
1 |
- |
- |
Most snow reported in a month over 36 years |
in |
24.7 |
11.2 |
14.1 |
7.4 |
1.5 |
- |
- |
- |
- |
- |
- |
5.0 |
12.7 |
Average possibility of clouds over 12 years |
% |
36 |
- |
1 |
1 |
2 |
3 |
3 |
2 |
1 |
1 |
1 |
- |
16 |
Average number of snowy days over 36 years |
days |
8 |
2 |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
1 |
1 |
Average number of days below 33°F over 36 years |
days |
45 |
11 |
11 |
7 |
2 |
1 |
- |
- |
- |
- |
1 |
4 |
8 |
Average number of days below 20°F over 36 years |
days |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Most snow reported in a day over 36 years |
in |
32.2 |
5.3 |
7.3 |
1.1 |
- |
- |
- |
- |
- |
- |
3.7 |
7.4 |
7.4 |
Deepest snow cover reported over 36 years |
in |
8.0 |
8.0 |
8.0 |
5.0 |
1.0 |
- |
- |
- |
- |
- |
- |
- |
7.0 |
Average wet bulb point over 10 years |
°F |
46 |
37 |
36 |
39 |
43 |
48 |
51 |
57 |
55 |
51 |
48 |
41 |
39 |