Average temperature over 48 years |
°F |
48 |
26 |
32 |
39 |
46 |
55 |
62 |
69 |
68 |
60 |
48 |
35 |
28 |
Average high temperature over 48 years |
°F |
57 |
32 |
39 |
46 |
57 |
66 |
73 |
82 |
82 |
73 |
57 |
41 |
33 |
Average low temperature over 48 years |
°F |
37 |
19 |
24 |
28 |
35 |
43 |
48 |
55 |
53 |
46 |
36 |
28 |
21 |
Highest recorded temperature over 48 years |
°F |
107 |
59 |
62 |
71 |
89 |
96 |
100 |
102 |
107 |
98 |
86 |
66 |
55 |
Lowest recorded temperature over 48 years |
°F |
-25 |
-23 |
-22 |
-7 |
17 |
24 |
33 |
37 |
35 |
24 |
10 |
-20 |
-25 |
Average number of rainy days over 46 years |
days |
113 |
14 |
11 |
11 |
9 |
9 |
8 |
5 |
5 |
6 |
7 |
13 |
15 |
Average number of days above 90°F over 48 years |
days |
18 |
- |
- |
- |
- |
- |
2 |
8 |
7 |
1 |
- |
- |
- |
Average precipitation over 48 years |
in |
16.9 |
2.2 |
1.5 |
1.5 |
1.1 |
1.5 |
1.3 |
0.6 |
0.7 |
0.8 |
1.2 |
2.1 |
2.3 |
Average dew point over 48 years |
°F |
34 |
21 |
26 |
28 |
32 |
37 |
43 |
44 |
43 |
39 |
35 |
30 |
24 |
Most recorded rainfall over 48 years |
in |
26.1 |
5.0 |
3.9 |
3.8 |
3.1 |
5.7 |
3.1 |
2.3 |
1.8 |
2.0 |
4.0 |
5.1 |
5.1 |
Least recorded rainfall over 48 years |
in |
11.2 |
0.4 |
0.3 |
0.3 |
0.1 |
0.2 |
0.2 |
- |
- |
- |
- |
0.2 |
0.6 |
Average number of days with thunderstorms over 48 years |
days |
11 |
- |
- |
- |
1 |
2 |
3 |
2 |
2 |
1 |
- |
- |
- |
Average number of days with fog over 48 years |
days |
101 |
19 |
14 |
9 |
4 |
3 |
2 |
1 |
1 |
2 |
8 |
17 |
21 |
Average morning relative humidity over 48 years |
% |
75 |
86 |
85 |
81 |
73 |
68 |
64 |
56 |
59 |
69 |
81 |
88 |
88 |
Average evening relative humidity over 48 years |
% |
52 |
79 |
69 |
55 |
43 |
40 |
37 |
27 |
28 |
34 |
50 |
75 |
83 |
Average wind speed over 48 years |
mph |
10.0 |
6.0 |
8.0 |
13.0 |
13.0 |
11.0 |
11.0 |
10.0 |
10.0 |
11.0 |
6.0 |
6.0 |
6.0 |
Average number of days below 32°F over 48 years |
days |
138 |
27 |
23 |
22 |
10 |
1 |
- |
- |
- |
1 |
9 |
20 |
27 |
Average snowfall over 46 years |
in |
50.4 |
16.2 |
7.7 |
4.1 |
0.6 |
0.1 |
- |
- |
- |
- |
0.4 |
6.2 |
15.1 |
Average number of days above 65°F over 48 years |
days |
139 |
- |
- |
1 |
6 |
17 |
25 |
30 |
30 |
23 |
7 |
- |
- |
Average number of clear days over 46 years |
days |
86 |
3 |
3 |
4 |
5 |
6 |
7 |
16 |
15 |
12 |
8 |
3 |
3 |
Heating degree days over 30 years |
days |
6842 |
1175 |
888 |
815 |
573 |
344 |
139 |
30 |
56 |
223 |
549 |
897 |
1153 |
Cooling degree days over 30 years |
days |
398 |
- |
- |
- |
- |
- |
49 |
148 |
161 |
40 |
- |
- |
- |
Average possibility of sunshine over 45 years |
% |
54 |
28 |
41 |
54 |
61 |
64 |
66 |
80 |
78 |
72 |
55 |
29 |
23 |
Average number of cloudy days over 46 years |
days |
192 |
24 |
20 |
19 |
17 |
15 |
13 |
7 |
7 |
10 |
15 |
22 |
24 |
Average number of partly cloudy days over 46 years |
days |
87 |
4 |
5 |
8 |
8 |
10 |
10 |
8 |
9 |
8 |
8 |
5 |
4 |
Average number of days below 5°F over 48 years |
days |
9 |
4 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
2 |