Average temperature over 41 years |
°F |
80 |
80 |
80 |
80 |
80 |
80 |
80 |
80 |
82 |
82 |
82 |
80 |
80 |
Average high temperature over 41 years |
°F |
86 |
84 |
84 |
86 |
86 |
86 |
86 |
86 |
86 |
86 |
86 |
86 |
84 |
Average low temperature over 41 years |
°F |
75 |
75 |
77 |
77 |
75 |
77 |
75 |
75 |
75 |
75 |
75 |
75 |
75 |
Highest recorded temperature over 41 years |
°F |
91 |
89 |
89 |
89 |
89 |
89 |
89 |
89 |
91 |
89 |
91 |
91 |
89 |
Lowest recorded temperature over 41 years |
°F |
68 |
69 |
69 |
69 |
69 |
69 |
69 |
69 |
71 |
69 |
69 |
68 |
69 |
Average number of rainy days over 39 years |
days |
258 |
17 |
16 |
18 |
21 |
24 |
24 |
25 |
23 |
22 |
23 |
23 |
22 |
Average precipitation over 41 years |
in |
133.7 |
8.2 |
6.5 |
9.0 |
11.1 |
11.5 |
11.6 |
12.8 |
11.7 |
12.5 |
14.1 |
13.3 |
11.2 |
Average dew point over 20 years |
°F |
75 |
73 |
73 |
73 |
75 |
75 |
75 |
75 |
75 |
75 |
75 |
75 |
75 |
Most recorded rainfall over 41 years |
in |
178.0 |
22.0 |
18.3 |
29.5 |
31.1 |
22.2 |
17.6 |
21.2 |
20.0 |
21.1 |
24.3 |
23.6 |
25.1 |
Least recorded rainfall over 41 years |
in |
86.3 |
0.8 |
0.2 |
0.1 |
0.4 |
1.5 |
5.4 |
5.3 |
5.3 |
5.9 |
6.2 |
4.5 |
2.3 |
Average number of days with thunderstorms over 29 years |
days |
18 |
- |
1 |
1 |
1 |
1 |
2 |
2 |
2 |
3 |
2 |
2 |
1 |
Average morning relative humidity over 15 years |
% |
83 |
82 |
81 |
82 |
84 |
85 |
84 |
84 |
84 |
83 |
83 |
84 |
82 |
Average evening relative humidity over 22 years |
% |
78 |
78 |
76 |
77 |
78 |
80 |
79 |
78 |
77 |
77 |
77 |
79 |
79 |
Average wind speed over 20 years |
mph |
11.0 |
13.0 |
13.0 |
13.0 |
13.0 |
12.0 |
11.0 |
10.0 |
9.0 |
8.0 |
9.0 |
10.0 |
12.0 |
Average number of clear days over 37 years |
days |
9 |
1 |
1 |
1 |
1 |
1 |
- |
1 |
1 |
1 |
1 |
1 |
1 |
Cooling degree days over 30 years |
days |
5876 |
487 |
451 |
499 |
483 |
502 |
483 |
493 |
505 |
492 |
505 |
486 |
490 |
Average possibility of sunshine over 33 years |
% |
59 |
62 |
65 |
66 |
60 |
59 |
56 |
56 |
61 |
59 |
55 |
53 |
54 |
Average number of cloudy days over 37 years |
days |
277 |
24 |
20 |
23 |
23 |
24 |
23 |
24 |
22 |
23 |
23 |
23 |
24 |
Average number of partly cloudy days over 37 years |
days |
80 |
6 |
7 |
7 |
6 |
6 |
7 |
6 |
8 |
6 |
7 |
6 |
6 |
Average number of days above 85°F over 41 years |
days |
293 |
21 |
22 |
25 |
23 |
25 |
24 |
25 |
27 |
25 |
26 |
25 |
23 |
Average number of days below 75°F over 41 years |
days |
122 |
10 |
7 |
9 |
10 |
9 |
11 |
12 |
11 |
11 |
12 |
11 |
10 |