Average temperature over 15 years |
°F |
46 |
32 |
32 |
37 |
43 |
53 |
57 |
60 |
60 |
55 |
50 |
42 |
36 |
Average high temperature over 15 years |
°F |
51 |
35 |
36 |
41 |
48 |
59 |
62 |
66 |
66 |
60 |
53 |
44 |
39 |
Average low temperature over 15 years |
°F |
42 |
28 |
28 |
33 |
37 |
46 |
51 |
53 |
53 |
50 |
44 |
37 |
33 |
Highest recorded temperature over 15 years |
°F |
91 |
50 |
50 |
60 |
69 |
80 |
86 |
91 |
87 |
82 |
69 |
57 |
57 |
Lowest recorded temperature over 15 years |
°F |
-5 |
-5 |
3 |
8 |
21 |
30 |
34 |
42 |
39 |
34 |
26 |
5 |
-5 |
Average number of rainy days over 11 years |
days |
75.4 |
6.4 |
3.9 |
4.2 |
3.8 |
5.1 |
4.5 |
7.5 |
9.2 |
7 |
9.5 |
7.3 |
7 |
Average precipitation over 11 years |
in |
24.6 |
1.7 |
1.3 |
1.5 |
1.1 |
1.5 |
1.6 |
2.6 |
3.4 |
2.8 |
2.9 |
2.2 |
2.2 |
Average relative humidity over 11 years |
% |
78 |
81 |
81 |
81 |
78 |
75 |
74 |
76 |
77 |
76 |
79 |
81 |
82 |
Average dew point over 9 years |
°F |
41 |
30 |
28 |
33 |
36 |
43 |
50 |
53 |
53 |
50 |
46 |
39 |
34 |
Average number of days above 70°F over 15 years |
days |
28 |
- |
- |
- |
- |
4 |
7 |
8 |
8 |
1 |
- |
- |
- |
Average number of days with thunderstorms over 13 years |
days |
12 |
- |
- |
- |
- |
1 |
2 |
2 |
2 |
2 |
2 |
1 |
- |
Average number of days with fog over 13 years |
days |
231 |
22 |
20 |
21 |
20 |
20 |
19 |
16 |
18 |
17 |
19 |
17 |
22 |
Average morning relative humidity over 10 years |
% |
91 |
92 |
92 |
93 |
92 |
89 |
90 |
90 |
91 |
91 |
91 |
92 |
92 |
Average evening relative humidity over 12 years |
% |
76 |
89 |
84 |
80 |
68 |
62 |
67 |
66 |
65 |
72 |
81 |
86 |
90 |
Average wind speed over 9 years |
mph |
14.0 |
18.0 |
13.0 |
16.0 |
14.0 |
12.0 |
12.0 |
14.0 |
11.0 |
13.0 |
14.0 |
13.0 |
14.0 |
Average number of days above 60°F over 15 years |
days |
103 |
- |
- |
- |
2 |
13 |
19 |
26 |
28 |
14 |
2 |
- |
- |
Average number of days below 32°F over 15 years |
days |
81 |
18 |
19 |
15 |
6 |
- |
- |
- |
- |
- |
1 |
7 |
15 |
Average number of days with precipitation over 13 years |
days |
240 |
23 |
18 |
21 |
17 |
17 |
18 |
19 |
19 |
21 |
22 |
22 |
23 |
Average number of days with freezing rain over 13 years |
days |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days with snow over 13 years |
days |
44 |
12 |
10 |
8 |
3 |
- |
- |
- |
- |
- |
- |
3 |
8 |
Average number of days with blowing dust/sand over 13 years |
days |
1 |
- |
- |
- |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with blowing snow over 13 years |
days |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with smoke/haze over 13 years |
days |
22 |
- |
2 |
2 |
4 |
3 |
2 |
2 |
3 |
3 |
1 |
- |
- |
Average number of days below 0°F over 15 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with sleet over 13 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with vision obstruction over 13 years |
days |
237 |
22 |
21 |
22 |
21 |
21 |
19 |
17 |
18 |
17 |
19 |
18 |
22 |