Average temperature over 59 years |
°F |
48 |
24 |
26 |
34 |
46 |
57 |
66 |
71 |
69 |
62 |
51 |
39 |
28 |
Average high temperature over 59 years |
°F |
57 |
30 |
33 |
42 |
55 |
66 |
77 |
82 |
80 |
71 |
60 |
46 |
35 |
Average low temperature over 59 years |
°F |
39 |
17 |
17 |
26 |
37 |
46 |
57 |
62 |
60 |
53 |
43 |
33 |
23 |
Highest recorded temperature over 59 years |
°F |
104 |
62 |
64 |
80 |
89 |
93 |
104 |
100 |
98 |
100 |
89 |
80 |
64 |
Lowest recorded temperature over 59 years |
°F |
-18 |
-18 |
-11 |
-2 |
12 |
24 |
35 |
39 |
39 |
28 |
17 |
3 |
-4 |
Average number of rainy days over 57 years |
days |
127 |
12 |
11 |
12 |
12 |
11 |
10 |
9 |
9 |
9 |
9 |
11 |
12 |
Average precipitation over 57 years |
in |
30.1 |
1.7 |
1.7 |
2.3 |
2.8 |
2.9 |
3.2 |
2.9 |
3.0 |
2.7 |
2.2 |
2.4 |
2.2 |
Average dew point over 10 years |
°F |
39 |
19 |
17 |
26 |
35 |
46 |
53 |
60 |
60 |
53 |
41 |
31 |
23 |
Average number of days with thunderstorms over 45 years |
days |
37 |
1 |
1 |
1 |
3 |
4 |
7 |
7 |
6 |
4 |
1 |
1 |
1 |
Average number of days with fog over 45 years |
days |
147 |
12 |
11 |
13 |
11 |
11 |
11 |
10 |
14 |
14 |
14 |
13 |
13 |
Average morning relative humidity over 10 years |
% |
79.2 |
79.4 |
79.4 |
78 |
74 |
74.9 |
74.7 |
79.9 |
84.1 |
85.7 |
81.8 |
77.7 |
79.9 |
Average evening relative humidity over 10 years |
% |
60.4 |
67.2 |
64 |
59 |
54 |
53.3 |
53.9 |
57.4 |
58.8 |
62.8 |
60.8 |
64.9 |
69.4 |
Average wind speed over 12 years |
mph |
11.0 |
8.0 |
8.0 |
8.0 |
6.0 |
5.0 |
5.0 |
5.0 |
5.0 |
6.0 |
8.0 |
8.0 |
6.0 |
Average number of days below 0°F over 59 years |
days |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average snowfall over 48 years |
in |
33.9 |
9.0 |
7.8 |
5.4 |
1.3 |
- |
- |
- |
- |
- |
0.1 |
2.5 |
7.8 |
Most rain reported in a day over 57 years |
in |
4.2 |
1.6 |
2.6 |
1.9 |
1.9 |
3.2 |
3.4 |
4.2 |
3.2 |
2.9 |
2.5 |
1.8 |
2.2 |
Most rain reported in a month over 57 years |
in |
44.0 |
4.0 |
4.9 |
4.9 |
5.2 |
7.5 |
8.2 |
9.2 |
7.4 |
7.4 |
4.5 |
5.7 |
4.6 |
Least rain reported in a month over 57 years |
in |
15.8 |
0.2 |
0.1 |
0.5 |
0.4 |
0.7 |
0.2 |
0.5 |
0.4 |
0.4 |
0.3 |
0.4 |
0.1 |
Heating degree days over 57 years |
days |
6632 |
1281 |
1109 |
933 |
554 |
259 |
63 |
9 |
21 |
136 |
427 |
725 |
1115 |
Cooling degree days over 57 years |
days |
625 |
- |
- |
- |
3 |
33 |
120 |
223 |
175 |
66 |
5 |
- |
- |
Average number of days above 80°F over 12 years |
days |
59 |
- |
- |
1 |
4 |
12 |
20 |
16 |
6 |
1 |
- |
- |
60 |
Most snow reported in a month over 48 years |
in |
56.9 |
27.4 |
21.8 |
20.7 |
8.7 |
1.1 |
- |
- |
- |
- |
1.8 |
11.2 |
21.5 |
Average possibility of clouds over 10 years |
% |
64.1 |
74 |
69.3 |
64.3 |
67.1 |
59.2 |
56.4 |
54.5 |
52.2 |
57.8 |
61.6 |
77.3 |
76 |
Average number of snowy days over 48 years |
days |
33 |
9 |
8 |
5 |
1 |
- |
- |
- |
- |
- |
- |
2 |
8 |
Average number of days below 33°F over 59 years |
days |
132 |
29 |
26 |
23 |
9 |
1 |
- |
- |
- |
- |
3 |
15 |
26 |
Most snow reported in a day over 48 years |
in |
52.5 |
9.2 |
9.9 |
6.6 |
1.1 |
- |
- |
- |
- |
1.0 |
6.0 |
8.8 |
9.9 |
Deepest snow cover reported over 48 years |
in |
19.0 |
17.0 |
19.0 |
9.0 |
6.0 |
- |
- |
- |
- |
- |
- |
4.0 |
15.0 |
Average wet bulb point over 10 years |
°F |
44 |
24 |
23 |
32 |
42 |
51 |
59 |
64 |
62 |
57 |
46 |
36 |
26 |