Average temperature over 37 years |
°F |
75 |
71 |
71 |
73 |
73 |
75 |
78 |
78 |
80 |
78 |
78 |
75 |
73 |
Average high temperature over 37 years |
°F |
84 |
80 |
80 |
80 |
82 |
84 |
86 |
87 |
87 |
87 |
87 |
84 |
80 |
Average low temperature over 37 years |
°F |
66 |
62 |
62 |
64 |
66 |
66 |
69 |
71 |
71 |
69 |
69 |
68 |
64 |
Highest recorded temperature over 37 years |
°F |
96 |
89 |
89 |
89 |
91 |
91 |
93 |
93 |
96 |
96 |
96 |
93 |
89 |
Lowest recorded temperature over 37 years |
°F |
48 |
48 |
50 |
51 |
53 |
57 |
57 |
57 |
60 |
60 |
57 |
55 |
51 |
Average number of rainy days over 35 years |
days |
100 |
11 |
10 |
11 |
10 |
6 |
5 |
7 |
6 |
6 |
7 |
10 |
11 |
Average number of days above 90°F over 37 years |
days |
23 |
- |
- |
- |
- |
1 |
2 |
3 |
5 |
7 |
4 |
1 |
- |
Average precipitation over 37 years |
in |
19.8 |
3.9 |
2.8 |
2.6 |
1.7 |
0.7 |
0.3 |
0.5 |
0.5 |
0.4 |
1.1 |
2.4 |
2.9 |
Average dew point over 32 years |
°F |
64 |
62 |
62 |
62 |
64 |
64 |
66 |
66 |
68 |
66 |
66 |
66 |
64 |
Most recorded rainfall over 37 years |
in |
40.6 |
14.5 |
8.3 |
10.9 |
14.3 |
4.4 |
2.5 |
1.6 |
1.5 |
1.4 |
5.7 |
9.3 |
10.2 |
Least recorded rainfall over 37 years |
in |
8.6 |
0.1 |
0.1 |
0.1 |
0.1 |
- |
- |
- |
- |
- |
- |
0.1 |
- |
Average number of days with thunderstorms over 37 years |
days |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average morning relative humidity over 35 years |
% |
82 |
84 |
83 |
82 |
82 |
82 |
81 |
80 |
81 |
81 |
82 |
82 |
83 |
Average evening relative humidity over 37 years |
% |
63 |
66 |
65 |
64 |
63 |
61 |
59 |
60 |
61 |
61 |
63 |
67 |
67 |
Average wind speed over 34 years |
mph |
16.0 |
13.0 |
14.0 |
16.0 |
16.0 |
16.0 |
17.0 |
17.0 |
17.0 |
16.0 |
14.0 |
16.0 |
14.0 |
Average number of clear days over 35 years |
days |
131 |
13 |
12 |
11 |
8 |
9 |
11 |
11 |
12 |
12 |
11 |
11 |
12 |
Average snow cover over 45 years |
in |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Heating degree days over 30 years |
days |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Cooling degree days over 30 years |
days |
3883 |
208 |
190 |
248 |
276 |
332 |
375 |
425 |
443 |
414 |
400 |
321 |
251 |
Average possibility of sunshine over 31 years |
% |
67 |
64 |
65 |
64 |
62 |
67 |
72 |
70 |
71 |
72 |
67 |
63 |
62 |
Average number of cloudy days over 35 years |
days |
90 |
8 |
7 |
9 |
10 |
8 |
6 |
5 |
6 |
6 |
8 |
8 |
8 |
Average number of partly cloudy days over 35 years |
days |
144 |
10 |
9 |
11 |
12 |
14 |
13 |
15 |
13 |
12 |
12 |
11 |
11 |
Average number of days above 80°F over 37 years |
days |
316 |
18 |
17 |
23 |
25 |
30 |
30 |
31 |
31 |
30 |
31 |
27 |
23 |