Average temperature over 48 years |
°F |
57 |
36 |
39 |
46 |
57 |
66 |
75 |
78 |
77 |
69 |
59 |
46 |
37 |
Average high temperature over 48 years |
°F |
71 |
48 |
53 |
60 |
71 |
78 |
87 |
91 |
89 |
82 |
71 |
59 |
51 |
Average low temperature over 48 years |
°F |
44 |
21 |
26 |
32 |
42 |
51 |
60 |
66 |
64 |
57 |
44 |
32 |
24 |
Highest recorded temperature over 48 years |
°F |
107 |
80 |
87 |
93 |
98 |
102 |
107 |
105 |
104 |
102 |
95 |
87 |
80 |
Lowest recorded temperature over 48 years |
°F |
-14 |
-11 |
-14 |
-2 |
17 |
28 |
42 |
51 |
48 |
30 |
12 |
- |
-7 |
Average number of rainy days over 52 years |
days |
69 |
4 |
4 |
5 |
5 |
8 |
8 |
8 |
9 |
6 |
5 |
3 |
4 |
Average number of days above 90°F over 48 years |
days |
65 |
- |
- |
- |
1 |
5 |
14 |
21 |
17 |
7 |
1 |
- |
- |
Average precipitation over 48 years |
in |
19.6 |
0.5 |
0.6 |
0.9 |
1.1 |
2.8 |
3.5 |
2.8 |
3.0 |
1.9 |
1.3 |
0.6 |
0.5 |
Average dew point over 48 years |
°F |
37 |
19 |
21 |
24 |
33 |
44 |
55 |
57 |
57 |
51 |
39 |
28 |
21 |
Average number of days above 70°F over 48 years |
days |
205 |
2 |
3 |
9 |
18 |
26 |
29 |
31 |
31 |
27 |
20 |
7 |
2 |
Most recorded rainfall over 48 years |
in |
36.6 |
2.3 |
1.8 |
4.0 |
2.8 |
9.8 |
10.7 |
7.6 |
7.5 |
5.0 |
4.8 |
2.3 |
4.5 |
Least recorded rainfall over 48 years |
in |
9.6 |
- |
- |
- |
- |
- |
- |
0.1 |
0.3 |
- |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
48 |
- |
- |
2 |
3 |
8 |
10 |
9 |
9 |
4 |
2 |
1 |
- |
Average number of days with fog over 48 years |
days |
73 |
7 |
8 |
8 |
6 |
8 |
4 |
3 |
4 |
6 |
6 |
6 |
7 |
Average morning relative humidity over 48 years |
% |
73 |
71 |
72 |
68 |
69 |
76 |
77 |
75 |
78 |
78 |
73 |
71 |
70 |
Average evening relative humidity over 48 years |
% |
38 |
42 |
41 |
34 |
31 |
37 |
37 |
36 |
39 |
40 |
36 |
38 |
40 |
Average wind speed over 48 years |
mph |
13.0 |
13.0 |
13.0 |
14.0 |
16.0 |
16.0 |
16.0 |
13.0 |
12.0 |
13.0 |
13.0 |
13.0 |
12.0 |
Average number of days below 32°F over 48 years |
days |
112 |
27 |
21 |
15 |
4 |
- |
- |
- |
- |
- |
2 |
15 |
26 |
Average snowfall over 52 years |
in |
15.4 |
3.9 |
3.6 |
2.5 |
0.6 |
- |
- |
- |
- |
- |
0.3 |
1.8 |
2.7 |
Average number of clear days over 51 years |
days |
157 |
13 |
11 |
12 |
12 |
11 |
13 |
13 |
14 |
15 |
16 |
14 |
13 |
Heating degree days over 30 years |
days |
4258 |
927 |
722 |
555 |
266 |
89 |
6 |
- |
- |
26 |
226 |
570 |
871 |
Cooling degree days over 30 years |
days |
1354 |
- |
- |
- |
20 |
102 |
279 |
422 |
357 |
149 |
25 |
- |
- |
Average possibility of sunshine over 52 years |
% |
73 |
69 |
68 |
72 |
74 |
72 |
78 |
78 |
77 |
73 |
75 |
72 |
67 |
Average number of cloudy days over 51 years |
days |
104 |
11 |
10 |
11 |
9 |
10 |
6 |
6 |
7 |
8 |
8 |
9 |
11 |
Average number of partly cloudy days over 51 years |
days |
104 |
7 |
7 |
8 |
9 |
10 |
11 |
12 |
10 |
7 |
7 |
7 |
7 |
Average number of days below 10°F over 48 years |
days |
9 |
4 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
2 |