Average temperature over 38 years |
°F |
62 |
44 |
46 |
53 |
62 |
69 |
77 |
80 |
78 |
73 |
64 |
55 |
46 |
Average high temperature over 38 years |
°F |
73 |
55 |
57 |
64 |
73 |
80 |
86 |
89 |
87 |
82 |
75 |
66 |
57 |
Average low temperature over 38 years |
°F |
51 |
34 |
35 |
42 |
50 |
59 |
66 |
71 |
69 |
64 |
53 |
43 |
36 |
Highest recorded temperature over 38 years |
°F |
105 |
80 |
82 |
89 |
95 |
100 |
105 |
105 |
102 |
100 |
96 |
87 |
82 |
Lowest recorded temperature over 38 years |
°F |
-4 |
1 |
6 |
17 |
28 |
32 |
44 |
55 |
50 |
43 |
26 |
17 |
-4 |
Average number of days above 90°F over 38 years |
days |
41 |
- |
- |
- |
1 |
3 |
8 |
14 |
11 |
4 |
- |
- |
- |
Average precipitation over 38 years |
in |
52.4 |
4.3 |
3.8 |
3.9 |
3.0 |
4.4 |
4.8 |
6.8 |
6.6 |
5.0 |
2.9 |
3.2 |
3.7 |
Average dew point over 20 years |
°F |
53 |
34 |
35 |
42 |
48 |
59 |
66 |
71 |
71 |
66 |
53 |
46 |
37 |
Average number of days above 70°F over 38 years |
days |
230 |
4 |
4 |
11 |
20 |
28 |
30 |
31 |
31 |
30 |
24 |
12 |
5 |
Most recorded rainfall over 38 years |
in |
70.9 |
8.1 |
9.4 |
9.2 |
5.6 |
8.0 |
8.6 |
16.0 |
13.0 |
13.9 |
9.8 |
7.7 |
9.8 |
Least recorded rainfall over 38 years |
in |
36.1 |
0.8 |
0.6 |
0.6 |
0.7 |
1.0 |
1.3 |
0.3 |
1.7 |
1.0 |
0.4 |
0.3 |
0.3 |
Average number of days with thunderstorms over 36 years |
days |
51 |
1 |
1 |
2 |
4 |
6 |
8 |
12 |
10 |
4 |
1 |
1 |
1 |
Average number of days with fog over 36 years |
days |
210 |
15 |
13 |
15 |
13 |
18 |
19 |
21 |
22 |
22 |
20 |
17 |
15 |
Average morning relative humidity over 21 years |
% |
84 |
80 |
80 |
81 |
79 |
84 |
84 |
87 |
89 |
89 |
88 |
86 |
81 |
Average evening relative humidity over 20 years |
% |
57 |
56 |
52 |
52 |
47 |
56 |
59 |
64 |
65 |
62 |
56 |
56 |
56 |
Average wind speed over 20 years |
mph |
9.0 |
9.0 |
9.0 |
10.0 |
10.0 |
9.0 |
8.0 |
6.0 |
6.0 |
8.0 |
9.0 |
9.0 |
9.0 |
Average number of days below 32°F over 38 years |
days |
50 |
14 |
11 |
5 |
- |
- |
- |
- |
- |
- |
- |
5 |
13 |
Heating degree days over 30 years |
days |
2742 |
670 |
535 |
364 |
129 |
29 |
- |
- |
- |
7 |
128 |
311 |
569 |
Cooling degree days over 30 years |
days |
1774 |
- |
- |
7 |
24 |
165 |
327 |
446 |
425 |
268 |
90 |
14 |
8 |