Average temperature over 22 years |
°F |
48 |
19 |
21 |
32 |
46 |
57 |
64 |
71 |
69 |
60 |
48 |
37 |
24 |
Average high temperature over 22 years |
°F |
55 |
26 |
28 |
39 |
53 |
66 |
73 |
78 |
77 |
68 |
55 |
44 |
30 |
Average low temperature over 22 years |
°F |
39 |
12 |
14 |
24 |
37 |
48 |
57 |
62 |
60 |
51 |
41 |
32 |
17 |
Highest recorded temperature over 22 years |
°F |
96 |
59 |
59 |
80 |
89 |
89 |
91 |
93 |
96 |
91 |
80 |
71 |
64 |
Lowest recorded temperature over 22 years |
°F |
-32 |
-32 |
-23 |
-11 |
8 |
31 |
33 |
44 |
39 |
28 |
19 |
5 |
-31 |
Average number of rainy days over 18 years |
days |
174 |
17 |
15 |
15 |
15 |
13 |
12 |
10 |
12 |
13 |
15 |
18 |
19 |
Average precipitation over 18 years |
in |
- |
2.7 |
2.9 |
3.0 |
3.8 |
4.1 |
2.9 |
2.9 |
3.7 |
3.5 |
3.8 |
4.3 |
3.5 |
Average dew point over 10 years |
°F |
36 |
14 |
14 |
21 |
34 |
44 |
53 |
57 |
59 |
48 |
37 |
28 |
19 |
Average number of days with thunderstorms over 14 years |
days |
19 |
- |
- |
1 |
1 |
2 |
2 |
4 |
4 |
2 |
1 |
1 |
1 |
Average number of days with fog over 14 years |
days |
130 |
9 |
9 |
9 |
10 |
11 |
11 |
10 |
14 |
13 |
13 |
12 |
9 |
Average morning relative humidity over 10 years |
% |
80.8 |
78 |
79.8 |
80.3 |
75.9 |
75.2 |
77.6 |
81.1 |
85.8 |
84.8 |
82.1 |
83.1 |
85.3 |
Average evening relative humidity over 10 years |
% |
64.7 |
73.5 |
71.9 |
67.7 |
60.3 |
53.3 |
56.5 |
58.6 |
59.6 |
60.2 |
63.9 |
74.1 |
76.8 |
Average wind speed over 12 years |
mph |
11.0 |
9.0 |
9.0 |
9.0 |
8.0 |
8.0 |
6.0 |
6.0 |
6.0 |
8.0 |
9.0 |
10.0 |
8.0 |
Average number of days below 0°F over 22 years |
days |
18 |
8 |
5 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
4 |
Average snowfall over 19 years |
in |
- |
18.7 |
21.6 |
- |
4.7 |
0.1 |
- |
- |
- |
- |
1.2 |
20.5 |
26.7 |
Most rain reported in a day over 18 years |
in |
3.2 |
1.3 |
2.2 |
2.2 |
1.6 |
1.4 |
3.1 |
2.0 |
3.2 |
1.9 |
2.3 |
3.2 |
1.7 |
Most rain reported in a month over 18 years |
in |
48.6 |
4.6 |
5.0 |
4.9 |
6.2 |
6.4 |
5.8 |
6.4 |
8.2 |
6.2 |
6.7 |
7.2 |
6.4 |
Least rain reported in a month over 18 years |
in |
37.1 |
1.5 |
1.7 |
1.4 |
2.4 |
2.1 |
0.9 |
0.3 |
1.5 |
2.2 |
1.5 |
2.4 |
1.3 |
Heating degree days over 3 years |
days |
7508 |
1401 |
1162 |
1212 |
588 |
225 |
61 |
18 |
27 |
214 |
527 |
876 |
1197 |
Cooling degree days over 3 years |
days |
439 |
- |
- |
- |
1 |
42 |
77 |
139 |
133 |
42 |
5 |
- |
- |
Average number of days above 80°F over 12 years |
days |
22 |
- |
1 |
1 |
3 |
8 |
16 |
12 |
3 |
1 |
- |
- |
45 |
Most snow reported in a month over 19 years |
in |
196.3 |
34.3 |
65.2 |
36.0 |
16.2 |
0.6 |
- |
- |
- |
- |
4.4 |
35.2 |
61.9 |
Average possibility of clouds over 10 years |
% |
64.2 |
75.5 |
65.5 |
64.4 |
69.8 |
57.5 |
52.5 |
56.1 |
57.9 |
55.5 |
63.7 |
79.2 |
72.8 |
Average number of snowy days over 19 years |
days |
56 |
13 |
11 |
8 |
4 |
- |
- |
- |
- |
- |
1 |
5 |
14 |
Average number of days below 33°F over 22 years |
days |
138 |
29 |
25 |
23 |
9 |
1 |
- |
- |
- |
1 |
7 |
16 |
27 |
Most snow reported in a day over 19 years |
in |
112.7 |
14.9 |
18.3 |
7.0 |
0.6 |
- |
- |
- |
- |
4.4 |
22.7 |
22.1 |
22.7 |
Deepest snow cover reported over 19 years |
in |
47.0 |
47.0 |
34.0 |
26.0 |
10.0 |
- |
- |
- |
- |
- |
6.0 |
18.0 |
36.0 |
Average wet bulb point over 10 years |
°F |
41 |
19 |
17 |
26 |
39 |
51 |
57 |
62 |
62 |
53 |
43 |
33 |
23 |