Average temperature over 48 years |
°F |
57 |
35 |
41 |
46 |
55 |
64 |
75 |
78 |
77 |
69 |
57 |
44 |
36 |
Average high temperature over 48 years |
°F |
69 |
46 |
53 |
60 |
71 |
80 |
89 |
91 |
89 |
82 |
71 |
57 |
48 |
Average low temperature over 48 years |
°F |
43 |
23 |
26 |
33 |
41 |
50 |
60 |
64 |
62 |
55 |
44 |
32 |
24 |
Highest recorded temperature over 48 years |
°F |
107 |
69 |
75 |
84 |
89 |
98 |
107 |
105 |
100 |
100 |
91 |
77 |
71 |
Lowest recorded temperature over 48 years |
°F |
-16 |
-16 |
-5 |
8 |
19 |
28 |
39 |
51 |
50 |
37 |
21 |
-7 |
-7 |
Average number of rainy days over 54 years |
days |
61 |
4 |
4 |
5 |
3 |
5 |
4 |
9 |
10 |
6 |
5 |
4 |
4 |
Average number of days above 90°F over 48 years |
days |
66 |
- |
- |
- |
- |
3 |
18 |
23 |
17 |
5 |
- |
- |
- |
Average precipitation over 48 years |
in |
8.5 |
0.4 |
0.4 |
0.5 |
0.4 |
0.6 |
0.5 |
1.3 |
1.5 |
0.9 |
0.9 |
0.5 |
0.5 |
Average dew point over 48 years |
°F |
30 |
17 |
19 |
19 |
21 |
28 |
36 |
48 |
51 |
43 |
32 |
23 |
19 |
Average number of days above 70°F over 48 years |
days |
196 |
- |
1 |
6 |
19 |
28 |
30 |
31 |
31 |
28 |
20 |
2 |
- |
Most recorded rainfall over 48 years |
in |
13.1 |
1.3 |
1.8 |
2.2 |
1.8 |
2.5 |
2.6 |
3.3 |
3.3 |
2.6 |
3.1 |
1.9 |
1.8 |
Least recorded rainfall over 48 years |
in |
4.1 |
- |
- |
- |
- |
- |
- |
0.1 |
- |
- |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
39 |
- |
- |
1 |
1 |
4 |
5 |
10 |
10 |
5 |
2 |
1 |
- |
Average number of days with fog over 48 years |
days |
16 |
3 |
2 |
2 |
1 |
- |
- |
- |
- |
1 |
2 |
2 |
3 |
Average morning relative humidity over 48 years |
% |
59 |
68 |
64 |
55 |
48 |
48 |
45 |
59 |
66 |
61 |
59 |
63 |
68 |
Average evening relative humidity over 48 years |
% |
29 |
41 |
32 |
25 |
19 |
19 |
18 |
27 |
30 |
29 |
29 |
35 |
43 |
Average wind speed over 48 years |
mph |
9.0 |
9.0 |
9.0 |
9.0 |
10.0 |
10.0 |
10.0 |
11.0 |
8.0 |
8.0 |
8.0 |
8.0 |
9.0 |
Average number of days below 32°F over 48 years |
days |
113 |
28 |
21 |
15 |
4 |
- |
- |
- |
- |
- |
2 |
16 |
27 |
Average snowfall over 54 years |
in |
11.1 |
2.5 |
2.2 |
1.8 |
0.6 |
- |
- |
- |
- |
- |
0.1 |
1.3 |
2.6 |
Average number of clear days over 54 years |
days |
168 |
13 |
11 |
11 |
13 |
14 |
17 |
12 |
13 |
17 |
17 |
15 |
14 |
Average snow cover over 84 years |
in |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Heating degree days over 30 years |
days |
4425 |
955 |
700 |
561 |
301 |
89 |
- |
- |
- |
18 |
259 |
621 |
921 |
Cooling degree days over 30 years |
days |
1244 |
- |
- |
- |
7 |
64 |
279 |
419 |
338 |
126 |
11 |
- |
- |
Average possibility of sunshine over 54 years |
% |
76 |
72 |
72 |
73 |
77 |
80 |
83 |
76 |
75 |
79 |
79 |
76 |
71 |
Average number of cloudy days over 54 years |
days |
87 |
10 |
10 |
10 |
8 |
7 |
4 |
5 |
5 |
5 |
6 |
7 |
10 |
Average number of partly cloudy days over 54 years |
days |
110 |
8 |
7 |
10 |
9 |
10 |
9 |
14 |
13 |
8 |
8 |
8 |
7 |
Average number of days below 10°F over 48 years |
days |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |