Average temperature over 18 years |
°F |
46 |
33 |
32 |
37 |
43 |
51 |
57 |
59 |
60 |
53 |
48 |
41 |
36 |
Average high temperature over 18 years |
°F |
51 |
37 |
37 |
42 |
50 |
59 |
64 |
66 |
68 |
60 |
53 |
44 |
39 |
Average low temperature over 18 years |
°F |
39 |
28 |
28 |
32 |
35 |
42 |
48 |
51 |
51 |
46 |
42 |
36 |
31 |
Highest recorded temperature over 18 years |
°F |
91 |
51 |
53 |
68 |
73 |
78 |
84 |
86 |
91 |
78 |
73 |
59 |
53 |
Lowest recorded temperature over 18 years |
°F |
-9 |
-5 |
-9 |
5 |
19 |
26 |
32 |
32 |
32 |
30 |
24 |
- |
-5 |
Average dew point over 18 years |
°F |
41 |
31 |
30 |
33 |
36 |
44 |
50 |
53 |
53 |
50 |
44 |
37 |
34 |
Average number of days above 70°F over 18 years |
days |
35 |
- |
- |
- |
- |
3 |
8 |
10 |
11 |
1 |
- |
- |
- |
Average number of days with thunderstorms over 18 years |
days |
23 |
1 |
- |
- |
1 |
3 |
4 |
4 |
4 |
3 |
1 |
1 |
1 |
Average number of days with fog over 18 years |
days |
275 |
25 |
23 |
25 |
21 |
23 |
22 |
21 |
23 |
22 |
24 |
22 |
24 |
Average morning relative humidity over 18 years |
% |
92 |
94 |
93 |
94 |
92 |
88 |
88 |
90 |
93 |
94 |
94 |
94 |
94 |
Average evening relative humidity over 18 years |
% |
77 |
92 |
86 |
79 |
66 |
64 |
66 |
66 |
65 |
73 |
82 |
89 |
92 |
Average wind speed over 18 years |
mph |
12.0 |
17.0 |
13.0 |
11.0 |
11.0 |
9.0 |
11.0 |
11.0 |
10.0 |
12.0 |
12.0 |
12.0 |
14.0 |
Average number of days above 60°F over 18 years |
days |
112 |
- |
- |
- |
3 |
13 |
20 |
27 |
29 |
17 |
3 |
- |
- |
Average number of days below 32°F over 18 years |
days |
101 |
19 |
20 |
16 |
11 |
3 |
- |
- |
1 |
1 |
4 |
10 |
17 |
Average number of days with precipitation over 18 years |
days |
246 |
25 |
19 |
22 |
19 |
18 |
17 |
20 |
17 |
21 |
21 |
22 |
25 |
Average number of days with freezing rain over 18 years |
days |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with snow over 18 years |
days |
52 |
13 |
11 |
9 |
5 |
- |
- |
- |
- |
- |
- |
4 |
10 |
Average number of days with blowing dust/sand over 18 years |
days |
1 |
- |
- |
- |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 18 years |
days |
5 |
2 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with smoke/haze over 18 years |
days |
19 |
- |
1 |
2 |
4 |
3 |
2 |
1 |
3 |
2 |
1 |
- |
- |
Average number of days below 0°F over 18 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with sleet over 18 years |
days |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
1 |
- |
Average number of days with vision obstruction over 18 years |
days |
278 |
26 |
24 |
25 |
22 |
23 |
22 |
21 |
23 |
22 |
24 |
22 |
24 |