Average temperature over 64 years |
°F |
46 |
15 |
19 |
32 |
46 |
59 |
69 |
73 |
71 |
62 |
50 |
33 |
19 |
Average high temperature over 64 years |
°F |
57 |
24 |
30 |
42 |
57 |
71 |
80 |
86 |
84 |
73 |
62 |
43 |
30 |
Average low temperature over 64 years |
°F |
35 |
5 |
10 |
21 |
35 |
46 |
57 |
62 |
60 |
48 |
37 |
23 |
10 |
Highest recorded temperature over 64 years |
°F |
109 |
66 |
69 |
87 |
93 |
104 |
109 |
109 |
109 |
104 |
93 |
75 |
62 |
Lowest recorded temperature over 64 years |
°F |
-36 |
-36 |
-31 |
-23 |
3 |
17 |
33 |
37 |
34 |
21 |
8 |
-16 |
-27 |
Average number of rainy days over 48 years |
days |
98 |
6 |
7 |
9 |
9 |
11 |
11 |
10 |
9 |
8 |
6 |
6 |
6 |
Average number of days above 90°F over 64 years |
days |
25 |
- |
- |
- |
- |
1 |
4 |
10 |
8 |
2 |
- |
- |
- |
Average precipitation over 64 years |
in |
25.0 |
0.6 |
0.8 |
1.6 |
2.5 |
3.3 |
4.0 |
2.9 |
3.3 |
2.8 |
1.6 |
1.0 |
0.7 |
Average dew point over 48 years |
°F |
35 |
6 |
12 |
23 |
33 |
44 |
55 |
60 |
59 |
48 |
36 |
24 |
12 |
Most recorded rainfall over 64 years |
in |
36.1 |
1.8 |
4.0 |
4.1 |
6.0 |
9.0 |
8.4 |
8.4 |
9.3 |
9.3 |
5.7 |
2.9 |
3.0 |
Least recorded rainfall over 64 years |
in |
11.4 |
- |
- |
0.1 |
0.2 |
0.1 |
0.9 |
0.3 |
0.5 |
0.3 |
- |
- |
- |
Average number of days with thunderstorms over 64 years |
days |
39 |
- |
- |
1 |
3 |
5 |
8 |
8 |
7 |
5 |
2 |
- |
- |
Average number of days with fog over 64 years |
days |
85 |
8 |
8 |
9 |
7 |
6 |
5 |
5 |
7 |
6 |
6 |
8 |
10 |
Average morning relative humidity over 48 years |
% |
81 |
75 |
78 |
81 |
79 |
80 |
82 |
84 |
86 |
84 |
80 |
80 |
79 |
Average evening relative humidity over 48 years |
% |
54 |
65 |
64 |
60 |
47 |
47 |
50 |
48 |
49 |
49 |
47 |
58 |
66 |
Average wind speed over 48 years |
mph |
13.0 |
14.0 |
14.0 |
14.0 |
13.0 |
13.0 |
12.0 |
12.0 |
12.0 |
12.0 |
12.0 |
16.0 |
14.0 |
Average number of days below 32°F over 64 years |
days |
165 |
31 |
27 |
26 |
12 |
2 |
- |
- |
- |
1 |
9 |
25 |
30 |
Average snowfall over 48 years |
in |
39.6 |
6.4 |
8.1 |
9.6 |
2.2 |
- |
- |
- |
- |
- |
0.7 |
5.4 |
7.2 |
Average number of days above 65°F over 64 years |
days |
164 |
- |
- |
2 |
10 |
23 |
29 |
31 |
31 |
24 |
13 |
1 |
- |
Average number of clear days over 48 years |
days |
106 |
8 |
7 |
6 |
7 |
7 |
9 |
12 |
12 |
12 |
11 |
7 |
8 |
Heating degree days over 30 years |
days |
7809 |
1587 |
1268 |
1008 |
543 |
240 |
50 |
10 |
22 |
165 |
508 |
960 |
1448 |
Cooling degree days over 30 years |
days |
744 |
- |
- |
- |
- |
35 |
149 |
298 |
220 |
42 |
- |
- |
- |
Average number of cloudy days over 48 years |
days |
156 |
15 |
14 |
17 |
15 |
14 |
10 |
7 |
8 |
10 |
12 |
16 |
16 |
Average number of partly cloudy days over 48 years |
days |
103 |
8 |
7 |
8 |
8 |
10 |
11 |
12 |
11 |
8 |
8 |
7 |
7 |
Average number of days below 5°F over 64 years |
days |
42 |
15 |
11 |
3 |
- |
- |
- |
- |
- |
- |
- |
2 |
10 |