Average temperature over 18 years |
°F |
46 |
32 |
32 |
36 |
42 |
51 |
57 |
60 |
60 |
53 |
48 |
39 |
35 |
Average high temperature over 18 years |
°F |
51 |
36 |
36 |
41 |
50 |
60 |
66 |
69 |
68 |
60 |
53 |
44 |
39 |
Average low temperature over 18 years |
°F |
39 |
28 |
26 |
30 |
34 |
42 |
48 |
51 |
51 |
46 |
42 |
36 |
31 |
Highest recorded temperature over 18 years |
°F |
93 |
51 |
53 |
64 |
69 |
80 |
84 |
86 |
93 |
78 |
71 |
57 |
51 |
Lowest recorded temperature over 18 years |
°F |
-11 |
-11 |
-9 |
-5 |
14 |
23 |
31 |
32 |
34 |
28 |
21 |
1 |
-4 |
Average dew point over 18 years |
°F |
41 |
31 |
28 |
32 |
36 |
44 |
50 |
53 |
53 |
48 |
44 |
37 |
33 |
Average number of days above 70°F over 18 years |
days |
41 |
- |
- |
- |
- |
4 |
10 |
14 |
12 |
1 |
- |
- |
- |
Average number of days with thunderstorms over 17 years |
days |
15 |
- |
- |
- |
- |
2 |
3 |
4 |
3 |
2 |
1 |
- |
- |
Average number of days with fog over 17 years |
days |
253 |
22 |
21 |
23 |
20 |
21 |
21 |
19 |
21 |
21 |
22 |
20 |
22 |
Average morning relative humidity over 18 years |
% |
91 |
94 |
94 |
95 |
91 |
85 |
85 |
87 |
91 |
94 |
94 |
94 |
94 |
Average evening relative humidity over 18 years |
% |
76 |
91 |
86 |
79 |
66 |
61 |
63 |
63 |
64 |
73 |
82 |
89 |
92 |
Average wind speed over 17 years |
mph |
12.0 |
16.0 |
12.0 |
14.0 |
11.0 |
11.0 |
11.0 |
12.0 |
10.0 |
12.0 |
11.0 |
11.0 |
13.0 |
Average number of days above 60°F over 18 years |
days |
119 |
- |
- |
- |
2 |
15 |
24 |
30 |
30 |
16 |
2 |
- |
- |
Average number of days below 32°F over 18 years |
days |
108 |
20 |
20 |
18 |
13 |
4 |
- |
- |
- |
1 |
5 |
10 |
17 |
Average number of days with precipitation over 17 years |
days |
243 |
26 |
20 |
21 |
18 |
17 |
17 |
18 |
18 |
20 |
20 |
23 |
25 |
Average number of days with freezing rain over 17 years |
days |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with snow over 17 years |
days |
59 |
15 |
12 |
10 |
5 |
1 |
- |
- |
- |
- |
- |
5 |
11 |
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 |
5 |
2 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with smoke/haze over 17 years |
days |
21 |
- |
1 |
2 |
4 |
3 |
3 |
2 |
3 |
2 |
1 |
- |
- |
Average number of days below 0°F over 18 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with sleet over 17 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with vision obstruction over 17 years |
days |
258 |
23 |
22 |
23 |
21 |
21 |
21 |
20 |
22 |
21 |
22 |
20 |
22 |