Average temperature over 48 years |
°F |
71 |
55 |
60 |
66 |
73 |
78 |
82 |
84 |
84 |
80 |
73 |
64 |
59 |
Average high temperature over 48 years |
°F |
80 |
66 |
69 |
75 |
80 |
86 |
91 |
93 |
93 |
89 |
84 |
75 |
69 |
Average low temperature over 48 years |
°F |
62 |
46 |
48 |
55 |
62 |
69 |
73 |
75 |
75 |
71 |
64 |
55 |
48 |
Highest recorded temperature over 48 years |
°F |
102 |
91 |
96 |
102 |
102 |
102 |
100 |
100 |
102 |
102 |
98 |
98 |
91 |
Lowest recorded temperature over 48 years |
°F |
12 |
14 |
17 |
24 |
33 |
46 |
57 |
64 |
64 |
53 |
28 |
28 |
12 |
Average number of rainy days over 54 years |
days |
77 |
8 |
7 |
5 |
5 |
7 |
6 |
5 |
6 |
9 |
6 |
6 |
7 |
Average number of days above 90°F over 48 years |
days |
106 |
- |
- |
1 |
2 |
5 |
20 |
28 |
28 |
17 |
5 |
- |
- |
Average precipitation over 48 years |
in |
30.4 |
1.6 |
1.9 |
1.2 |
2.0 |
3.2 |
3.2 |
1.9 |
3.2 |
5.4 |
3.4 |
1.6 |
1.7 |
Average dew point over 48 years |
°F |
62 |
48 |
51 |
55 |
62 |
69 |
73 |
73 |
73 |
71 |
64 |
55 |
50 |
Most recorded rainfall over 48 years |
in |
48.1 |
10.8 |
8.1 |
4.9 |
8.0 |
9.4 |
13.3 |
11.9 |
14.8 |
20.3 |
11.0 |
5.2 |
9.8 |
Least recorded rainfall over 48 years |
in |
14.7 |
- |
- |
- |
- |
- |
- |
- |
0.1 |
0.5 |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
27 |
1 |
1 |
1 |
2 |
4 |
3 |
2 |
4 |
5 |
2 |
1 |
1 |
Average number of days with fog over 48 years |
days |
110 |
16 |
14 |
14 |
12 |
9 |
4 |
2 |
3 |
5 |
7 |
10 |
14 |
Average morning relative humidity over 48 years |
% |
89 |
87 |
88 |
87 |
89 |
92 |
92 |
93 |
92 |
90 |
89 |
86 |
86 |
Average evening relative humidity over 48 years |
% |
59 |
62 |
60 |
58 |
61 |
64 |
62 |
56 |
56 |
60 |
57 |
58 |
60 |
Average wind speed over 48 years |
mph |
13.0 |
14.0 |
16.0 |
17.0 |
14.0 |
13.0 |
12.0 |
12.0 |
12.0 |
11.0 |
11.0 |
14.0 |
14.0 |
Average number of days below 32°F over 48 years |
days |
6 |
3 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of clear days over 51 years |
days |
103 |
7 |
7 |
7 |
6 |
6 |
9 |
11 |
11 |
10 |
13 |
9 |
8 |
Heating degree days over 30 years |
days |
1016 |
338 |
213 |
100 |
9 |
- |
- |
- |
- |
- |
- |
95 |
261 |
Cooling degree days over 30 years |
days |
3439 |
31 |
31 |
119 |
234 |
400 |
507 |
592 |
595 |
480 |
281 |
116 |
53 |
Average possibility of sunshine over 51 years |
% |
61 |
44 |
49 |
55 |
56 |
59 |
72 |
80 |
77 |
68 |
68 |
54 |
44 |
Average number of cloudy days over 51 years |
days |
142 |
17 |
15 |
16 |
15 |
13 |
7 |
6 |
7 |
8 |
8 |
12 |
17 |
Average number of partly cloudy days over 51 years |
days |
121 |
7 |
6 |
8 |
9 |
12 |
14 |
14 |
13 |
12 |
10 |
9 |
6 |
Average number of days above 80°F over 48 years |
days |
231 |
3 |
5 |
11 |
20 |
29 |
30 |
31 |
31 |
29 |
25 |
12 |
5 |
Average number of days below 45°F over 48 years |
days |
49 |
15 |
10 |
5 |
1 |
- |
- |
- |
- |
- |
- |
6 |
12 |