Average temperature over 18 years |
°F |
46 |
32 |
32 |
36 |
42 |
51 |
57 |
59 |
60 |
53 |
48 |
39 |
35 |
Average high temperature over 18 years |
°F |
51 |
36 |
36 |
41 |
50 |
60 |
64 |
66 |
68 |
60 |
53 |
44 |
37 |
Average low temperature over 18 years |
°F |
39 |
28 |
26 |
31 |
35 |
43 |
48 |
51 |
51 |
46 |
42 |
35 |
30 |
Highest recorded temperature over 18 years |
°F |
91 |
51 |
53 |
66 |
73 |
82 |
86 |
89 |
91 |
80 |
71 |
57 |
51 |
Lowest recorded temperature over 18 years |
°F |
-5 |
-4 |
-5 |
- |
16 |
26 |
32 |
37 |
37 |
28 |
21 |
5 |
-5 |
Average dew point over 18 years |
°F |
39 |
28 |
28 |
31 |
34 |
42 |
48 |
51 |
51 |
48 |
44 |
37 |
32 |
Average number of days above 70°F over 18 years |
days |
36 |
- |
- |
- |
- |
4 |
9 |
11 |
11 |
1 |
- |
- |
- |
Average number of days with thunderstorms over 17 years |
days |
15 |
- |
- |
- |
- |
2 |
3 |
3 |
3 |
2 |
1 |
1 |
- |
Average number of days with fog over 17 years |
days |
256 |
23 |
22 |
23 |
19 |
21 |
21 |
20 |
22 |
21 |
22 |
20 |
22 |
Average morning relative humidity over 18 years |
% |
89 |
91 |
91 |
90 |
88 |
83 |
85 |
88 |
90 |
91 |
91 |
90 |
91 |
Average evening relative humidity over 18 years |
% |
73 |
89 |
83 |
76 |
63 |
59 |
63 |
63 |
62 |
71 |
80 |
85 |
89 |
Average wind speed over 17 years |
mph |
12.0 |
14.0 |
12.0 |
12.0 |
12.0 |
11.0 |
11.0 |
11.0 |
10.0 |
11.0 |
11.0 |
11.0 |
13.0 |
Average number of days above 60°F over 18 years |
days |
110 |
- |
- |
- |
3 |
14 |
20 |
27 |
29 |
15 |
2 |
- |
- |
Average number of days below 32°F over 18 years |
days |
104 |
20 |
21 |
18 |
11 |
2 |
- |
- |
- |
1 |
3 |
11 |
18 |
Average number of days with precipitation over 17 years |
days |
251 |
25 |
19 |
22 |
18 |
18 |
18 |
20 |
18 |
22 |
22 |
23 |
26 |
Average number of days with freezing rain over 17 years |
days |
6 |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
2 |
Average number of days with snow over 17 years |
days |
55 |
13 |
12 |
10 |
5 |
1 |
- |
- |
- |
- |
- |
4 |
10 |
Average number of days with blowing dust/sand over 17 years |
days |
1 |
- |
- |
- |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 17 years |
days |
3 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with smoke/haze over 17 years |
days |
23 |
- |
2 |
2 |
5 |
3 |
2 |
2 |
3 |
3 |
1 |
- |
- |
Average number of days below 0°F over 18 years |
days |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with sleet over 17 years |
days |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with vision obstruction over 17 years |
days |
259 |
23 |
23 |
23 |
20 |
21 |
21 |
21 |
22 |
21 |
22 |
20 |
22 |