Average temperature over 16 years |
°F |
46 |
31 |
31 |
37 |
44 |
53 |
59 |
62 |
62 |
55 |
48 |
39 |
34 |
Average high temperature over 16 years |
°F |
51 |
34 |
34 |
42 |
50 |
60 |
64 |
68 |
68 |
60 |
53 |
43 |
37 |
Average low temperature over 16 years |
°F |
41 |
26 |
26 |
32 |
37 |
44 |
51 |
55 |
55 |
50 |
44 |
37 |
31 |
Highest recorded temperature over 16 years |
°F |
91 |
55 |
62 |
68 |
75 |
86 |
89 |
91 |
89 |
86 |
77 |
60 |
55 |
Lowest recorded temperature over 16 years |
°F |
-9 |
-9 |
1 |
8 |
24 |
28 |
34 |
44 |
43 |
36 |
24 |
12 |
- |
Average precipitation over 130 years |
in |
27.9 |
1.8 |
1.5 |
1.5 |
1.7 |
2.0 |
2.6 |
3.5 |
3.4 |
3.0 |
2.5 |
2.3 |
2.1 |
Average dew point over 15 years |
°F |
41 |
26 |
26 |
31 |
36 |
44 |
51 |
55 |
55 |
50 |
44 |
36 |
31 |
Most recorded rainfall over 130 years |
in |
42.2 |
4.8 |
5.2 |
4.6 |
6.1 |
4.5 |
9.2 |
9.4 |
8.3 |
7.5 |
9.1 |
6.3 |
6.1 |
Least recorded rainfall over 130 years |
in |
19.9 |
0.3 |
0.2 |
0.1 |
0.4 |
- |
0.4 |
0.6 |
0.4 |
0.4 |
- |
0.1 |
0.3 |
Average number of days with thunderstorms over 16 years |
days |
16 |
- |
- |
- |
1 |
3 |
3 |
3 |
3 |
2 |
1 |
- |
- |
Average number of days with fog over 16 years |
days |
258 |
23 |
22 |
24 |
21 |
17 |
19 |
20 |
21 |
20 |
24 |
23 |
24 |
Average morning relative humidity over 15 years |
% |
87 |
89 |
88 |
88 |
85 |
81 |
84 |
86 |
88 |
90 |
91 |
90 |
89 |
Average evening relative humidity over 15 years |
% |
75 |
85 |
79 |
73 |
67 |
63 |
69 |
70 |
68 |
73 |
76 |
85 |
87 |
Average wind speed over 15 years |
mph |
9.0 |
10.0 |
9.0 |
9.0 |
8.0 |
8.0 |
6.0 |
10.0 |
10.0 |
11.0 |
8.0 |
9.0 |
9.0 |
Average number of days below 32°F over 16 years |
days |
91 |
21 |
21 |
14 |
7 |
1 |
- |
- |
- |
- |
2 |
8 |
18 |
Average number of days above 65°F over 16 years |
days |
72 |
- |
- |
- |
2 |
10 |
13 |
19 |
19 |
6 |
3 |
- |
- |
Average number of days below 10°F over 16 years |
days |
5 |
2 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days above 80°F over 16 years |
days |
8 |
- |
- |
- |
- |
1 |
2 |
2 |
3 |
- |
- |
- |
- |