Average temperature over 19 years |
°F |
50 |
28 |
33 |
43 |
51 |
60 |
64 |
69 |
68 |
62 |
51 |
39 |
33 |
Average high temperature over 19 years |
°F |
57 |
33 |
37 |
51 |
59 |
69 |
73 |
78 |
77 |
71 |
60 |
44 |
37 |
Average low temperature over 19 years |
°F |
42 |
24 |
26 |
35 |
42 |
51 |
55 |
59 |
57 |
51 |
42 |
33 |
28 |
Highest recorded temperature over 19 years |
°F |
96 |
55 |
64 |
78 |
80 |
89 |
91 |
96 |
93 |
89 |
84 |
66 |
59 |
Lowest recorded temperature over 19 years |
°F |
-11 |
-11 |
-5 |
8 |
26 |
31 |
36 |
44 |
39 |
28 |
23 |
6 |
- |
Average precipitation over 40 years |
in |
22.5 |
1.5 |
1.3 |
1.2 |
1.6 |
2.3 |
3.3 |
2.5 |
2.4 |
1.5 |
1.3 |
1.8 |
1.8 |
Average dew point over 19 years |
°F |
42 |
24 |
26 |
34 |
41 |
50 |
55 |
57 |
57 |
51 |
43 |
34 |
28 |
Most recorded rainfall over 40 years |
in |
37.5 |
3.3 |
3.0 |
3.5 |
3.6 |
6.3 |
6.9 |
6.5 |
9.1 |
4.8 |
5.7 |
4.6 |
4.1 |
Least recorded rainfall over 40 years |
in |
12.7 |
0.2 |
- |
- |
0.6 |
0.5 |
0.7 |
0.2 |
0.4 |
- |
0.1 |
0.3 |
- |
Average number of days with thunderstorms over 19 years |
days |
28 |
- |
- |
- |
1 |
6 |
7 |
6 |
5 |
2 |
1 |
- |
- |
Average number of days with fog over 19 years |
days |
251 |
27 |
22 |
22 |
15 |
16 |
16 |
18 |
20 |
21 |
24 |
25 |
25 |
Average morning relative humidity over 19 years |
% |
87 |
92 |
90 |
89 |
83 |
80 |
80 |
79 |
84 |
89 |
91 |
93 |
92 |
Average evening relative humidity over 19 years |
% |
64 |
84 |
73 |
60 |
56 |
56 |
55 |
53 |
53 |
55 |
63 |
78 |
86 |
Average wind speed over 19 years |
mph |
5.0 |
6.0 |
6.0 |
8.0 |
5.0 |
8.0 |
4.0 |
6.0 |
5.0 |
4.0 |
4.0 |
5.0 |
6.0 |
Average number of days below 32°F over 19 years |
days |
100 |
26 |
21 |
12 |
1 |
- |
- |
- |
- |
- |
4 |
14 |
22 |
Average number of days above 65°F over 19 years |
days |
149 |
- |
- |
3 |
7 |
21 |
26 |
30 |
29 |
23 |
9 |
- |
- |
Average number of days below 10°F over 19 years |
days |
7 |
4 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Average number of days above 85°F over 19 years |
days |
15 |
- |
- |
- |
- |
- |
3 |
6 |
5 |
1 |
- |
- |
- |