Average temperature over 50 years |
°F |
50 |
19 |
24 |
37 |
51 |
62 |
71 |
75 |
73 |
64 |
53 |
37 |
26 |
Average high temperature over 50 years |
°F |
60 |
28 |
34 |
46 |
60 |
71 |
82 |
86 |
84 |
75 |
64 |
46 |
34 |
Average low temperature over 50 years |
°F |
39 |
10 |
16 |
26 |
39 |
51 |
60 |
66 |
64 |
53 |
43 |
28 |
17 |
Highest recorded temperature over 50 years |
°F |
107 |
64 |
69 |
91 |
93 |
98 |
102 |
105 |
107 |
98 |
95 |
75 |
69 |
Lowest recorded temperature over 50 years |
°F |
-23 |
-23 |
-20 |
-22 |
8 |
28 |
42 |
46 |
39 |
28 |
14 |
-4 |
-22 |
Average number of rainy days over 54 years |
days |
108 |
8 |
7 |
10 |
11 |
11 |
11 |
9 |
9 |
9 |
8 |
7 |
8 |
Average number of days above 90°F over 50 years |
days |
25 |
- |
- |
- |
- |
- |
4 |
10 |
8 |
2 |
- |
- |
- |
Average precipitation over 50 years |
in |
32.4 |
1.1 |
1.2 |
2.3 |
3.3 |
4.0 |
4.3 |
3.7 |
4.0 |
3.1 |
2.3 |
1.8 |
1.3 |
Average dew point over 51 years |
°F |
39 |
12 |
17 |
26 |
37 |
48 |
59 |
64 |
62 |
53 |
41 |
28 |
17 |
Most recorded rainfall over 50 years |
in |
55.9 |
4.4 |
3.0 |
5.8 |
7.8 |
7.9 |
9.5 |
10.5 |
13.7 |
10.2 |
6.9 |
6.5 |
3.4 |
Least recorded rainfall over 50 years |
in |
17.1 |
0.1 |
0.1 |
0.2 |
0.2 |
1.2 |
1.0 |
- |
0.3 |
0.4 |
- |
- |
0.1 |
Average number of days with thunderstorms over 50 years |
days |
46 |
- |
- |
2 |
4 |
7 |
9 |
8 |
7 |
5 |
3 |
1 |
- |
Average number of days with fog over 50 years |
days |
113 |
10 |
10 |
11 |
10 |
9 |
7 |
7 |
10 |
9 |
8 |
10 |
12 |
Average morning relative humidity over 51 years |
% |
81 |
77 |
79 |
80 |
78 |
79 |
81 |
84 |
86 |
85 |
80 |
79 |
80 |
Average evening relative humidity over 51 years |
% |
56 |
65 |
63 |
57 |
50 |
51 |
53 |
53 |
54 |
52 |
50 |
59 |
66 |
Average wind speed over 51 years |
mph |
12.0 |
14.0 |
14.0 |
14.0 |
16.0 |
11.0 |
11.0 |
9.0 |
9.0 |
10.0 |
10.0 |
14.0 |
14.0 |
Average number of days below 32°F over 50 years |
days |
137 |
30 |
26 |
21 |
7 |
- |
- |
- |
- |
- |
4 |
19 |
29 |
Average snowfall over 54 years |
in |
33.2 |
8.1 |
7.2 |
6.2 |
1.9 |
- |
- |
- |
- |
- |
0.2 |
3.0 |
6.6 |
Average number of days above 65°F over 50 years |
days |
176 |
- |
- |
4 |
12 |
24 |
29 |
31 |
31 |
26 |
16 |
3 |
- |
Average number of clear days over 44 years |
days |
105 |
8 |
7 |
7 |
7 |
8 |
8 |
10 |
11 |
12 |
12 |
7 |
7 |
Heating degree days over 30 years |
days |
6497 |
1414 |
1128 |
859 |
428 |
165 |
10 |
- |
11 |
71 |
372 |
780 |
1259 |
Cooling degree days over 30 years |
days |
1036 |
- |
- |
- |
5 |
81 |
214 |
360 |
287 |
74 |
15 |
- |
- |
Average possibility of sunshine over 43 years |
% |
59 |
52 |
54 |
55 |
56 |
61 |
68 |
72 |
70 |
66 |
62 |
49 |
46 |
Average number of cloudy days over 44 years |
days |
164 |
16 |
15 |
17 |
15 |
15 |
11 |
10 |
10 |
11 |
12 |
16 |
17 |
Average number of partly cloudy days over 44 years |
days |
97 |
7 |
6 |
7 |
8 |
8 |
11 |
11 |
10 |
7 |
7 |
7 |
7 |
Average number of days below 5°F over 50 years |
days |
25 |
11 |
6 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
6 |