Average temperature over 48 years |
°F |
50 |
24 |
26 |
37 |
50 |
60 |
69 |
73 |
71 |
64 |
53 |
41 |
28 |
Average high temperature over 48 years |
°F |
60 |
32 |
35 |
46 |
60 |
71 |
80 |
84 |
82 |
75 |
64 |
48 |
36 |
Average low temperature over 48 years |
°F |
39 |
17 |
19 |
28 |
39 |
48 |
59 |
62 |
60 |
53 |
42 |
32 |
21 |
Highest recorded temperature over 48 years |
°F |
105 |
69 |
69 |
82 |
87 |
93 |
105 |
102 |
100 |
100 |
89 |
78 |
71 |
Lowest recorded temperature over 48 years |
°F |
-22 |
-22 |
-18 |
-9 |
6 |
26 |
37 |
44 |
37 |
28 |
19 |
0 |
-18 |
Average number of rainy days over 47 years |
days |
132 |
12 |
11 |
13 |
13 |
12 |
10 |
10 |
9 |
9 |
9 |
11 |
13 |
Average number of days above 90°F over 48 years |
days |
16 |
- |
- |
- |
- |
1 |
4 |
6 |
4 |
1 |
- |
- |
- |
Average precipitation over 48 years |
in |
36.2 |
2.3 |
2.0 |
2.9 |
3.6 |
3.6 |
3.9 |
3.6 |
3.3 |
2.6 |
2.8 |
2.9 |
2.6 |
Average dew point over 48 years |
°F |
41 |
17 |
19 |
28 |
37 |
48 |
57 |
62 |
60 |
53 |
43 |
33 |
23 |
Most recorded rainfall over 48 years |
in |
54.6 |
9.7 |
6.8 |
5.3 |
7.1 |
8.8 |
8.3 |
11.0 |
7.7 |
6.8 |
9.3 |
8.0 |
7.6 |
Least recorded rainfall over 48 years |
in |
24.4 |
0.4 |
0.3 |
0.7 |
1.3 |
1.0 |
0.8 |
0.4 |
0.4 |
0.3 |
0.1 |
0.6 |
0.4 |
Average number of days with thunderstorms over 48 years |
days |
39 |
- |
1 |
2 |
4 |
5 |
7 |
7 |
6 |
4 |
2 |
1 |
- |
Average number of days with fog over 48 years |
days |
160 |
14 |
13 |
13 |
11 |
12 |
10 |
14 |
17 |
14 |
14 |
13 |
15 |
Average morning relative humidity over 48 years |
% |
82 |
81 |
81 |
80 |
78 |
77 |
78 |
82 |
86 |
87 |
85 |
83 |
83 |
Average evening relative humidity over 48 years |
% |
60 |
72 |
67 |
62 |
54 |
52 |
52 |
53 |
55 |
53 |
54 |
67 |
74 |
Average wind speed over 48 years |
mph |
11.0 |
13.0 |
13.0 |
13.0 |
13.0 |
11.0 |
11.0 |
9.0 |
9.0 |
10.0 |
11.0 |
12.0 |
12.0 |
Average number of days below 32°F over 48 years |
days |
130 |
28 |
25 |
21 |
8 |
1 |
- |
- |
- |
- |
5 |
16 |
26 |
Average snowfall over 47 years |
in |
32.9 |
8.0 |
7.6 |
5.3 |
1.4 |
- |
- |
- |
- |
- |
0.3 |
3.2 |
7.1 |
Average number of days above 65°F over 48 years |
days |
173 |
- |
- |
3 |
11 |
23 |
29 |
31 |
31 |
27 |
15 |
3 |
- |
Average number of clear days over 47 years |
days |
78 |
5 |
4 |
5 |
6 |
7 |
7 |
8 |
9 |
9 |
10 |
5 |
4 |
Heating degree days over 30 years |
days |
6273 |
1305 |
1095 |
849 |
474 |
217 |
15 |
- |
10 |
81 |
388 |
711 |
1128 |
Cooling degree days over 30 years |
days |
824 |
- |
- |
- |
- |
68 |
171 |
279 |
215 |
78 |
13 |
- |
- |
Average possibility of sunshine over 47 years |
% |
59 |
46 |
51 |
55 |
60 |
68 |
73 |
75 |
74 |
68 |
62 |
41 |
38 |
Average number of cloudy days over 47 years |
days |
185 |
20 |
17 |
19 |
17 |
15 |
12 |
11 |
10 |
12 |
13 |
19 |
21 |
Average number of partly cloudy days over 47 years |
days |
102 |
6 |
7 |
7 |
7 |
9 |
11 |
12 |
12 |
9 |
8 |
6 |
6 |
Average number of days below 5°F over 48 years |
days |
15 |
7 |
5 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
3 |