Average temperature over 48 years |
°F |
46 |
24 |
30 |
37 |
46 |
53 |
62 |
71 |
69 |
60 |
48 |
35 |
26 |
Average high temperature over 48 years |
°F |
60 |
32 |
39 |
46 |
57 |
68 |
78 |
87 |
87 |
75 |
62 |
44 |
35 |
Average low temperature over 48 years |
°F |
34 |
14 |
19 |
26 |
33 |
39 |
46 |
53 |
51 |
43 |
33 |
24 |
17 |
Highest recorded temperature over 48 years |
°F |
104 |
57 |
64 |
75 |
86 |
93 |
102 |
102 |
104 |
98 |
91 |
71 |
64 |
Lowest recorded temperature over 48 years |
°F |
-32 |
-31 |
-32 |
-11 |
15 |
19 |
28 |
34 |
30 |
19 |
10 |
-14 |
-29 |
Average number of rainy days over 44 years |
days |
96 |
12 |
10 |
10 |
8 |
9 |
7 |
4 |
5 |
5 |
5 |
9 |
11 |
Average number of days above 90°F over 48 years |
days |
33 |
- |
- |
- |
- |
- |
4 |
15 |
12 |
2 |
- |
- |
- |
Average precipitation over 48 years |
in |
11.5 |
1.1 |
0.9 |
1.2 |
1.1 |
1.3 |
1.1 |
0.5 |
0.6 |
0.7 |
0.9 |
1.1 |
1.0 |
Average dew point over 48 years |
°F |
28 |
17 |
21 |
24 |
26 |
34 |
39 |
43 |
39 |
35 |
28 |
24 |
19 |
Most recorded rainfall over 48 years |
in |
20.3 |
3.2 |
2.6 |
2.9 |
3.3 |
3.3 |
3.3 |
2.3 |
4.0 |
3.4 |
2.6 |
2.8 |
3.4 |
Least recorded rainfall over 48 years |
in |
5.3 |
0.2 |
0.1 |
0.1 |
0.1 |
0.2 |
- |
- |
- |
- |
- |
- |
0.1 |
Average number of days with thunderstorms over 48 years |
days |
25 |
- |
- |
- |
1 |
4 |
5 |
6 |
5 |
3 |
1 |
- |
- |
Average number of days with fog over 48 years |
days |
49 |
12 |
8 |
5 |
2 |
1 |
1 |
- |
- |
1 |
2 |
6 |
11 |
Average morning relative humidity over 48 years |
% |
72 |
80 |
80 |
77 |
70 |
71 |
70 |
62 |
60 |
64 |
70 |
77 |
81 |
Average evening relative humidity over 48 years |
% |
44 |
71 |
63 |
51 |
38 |
35 |
31 |
23 |
22 |
27 |
37 |
60 |
72 |
Average wind speed over 48 years |
mph |
12.0 |
12.0 |
12.0 |
12.0 |
16.0 |
12.0 |
11.0 |
10.0 |
10.0 |
11.0 |
11.0 |
12.0 |
12.0 |
Average number of days below 32°F over 48 years |
days |
165 |
28 |
25 |
25 |
15 |
4 |
- |
- |
- |
3 |
14 |
23 |
29 |
Average snowfall over 44 years |
in |
43.3 |
10.0 |
6.2 |
5.9 |
4.4 |
0.6 |
- |
- |
- |
0.1 |
1.9 |
5.3 |
8.9 |
Average number of days above 65°F over 48 years |
days |
157 |
- |
- |
1 |
8 |
19 |
27 |
31 |
31 |
25 |
14 |
1 |
- |
Average number of clear days over 44 years |
days |
106 |
3 |
4 |
5 |
6 |
7 |
12 |
17 |
15 |
15 |
12 |
5 |
3 |
Heating degree days over 30 years |
days |
7180 |
1293 |
1005 |
890 |
603 |
353 |
125 |
9 |
29 |
218 |
527 |
882 |
1246 |
Cooling degree days over 30 years |
days |
421 |
- |
- |
- |
- |
- |
56 |
183 |
144 |
38 |
- |
- |
- |
Average possibility of sunshine over 44 years |
% |
64 |
40 |
53 |
61 |
66 |
68 |
75 |
83 |
81 |
79 |
71 |
47 |
40 |
Average number of cloudy days over 44 years |
days |
161 |
21 |
18 |
18 |
16 |
14 |
9 |
5 |
5 |
7 |
11 |
18 |
21 |
Average number of partly cloudy days over 44 years |
days |
99 |
7 |
6 |
8 |
8 |
10 |
9 |
9 |
11 |
8 |
8 |
7 |
7 |