Weather Statistics for Cattaraugus County
Temp.
(ºF)
Relative Humidity
(Percentage)
Extreme Temp.
(Days Per Month)
Rain
(Inches)
Cloudiness
(Days Per Month)
Average
A.M.
P.M.
Below
32º
Above
90º
Average
Clear
Partly
Cloudy
Cloudy
January
23.6
79%
73%
28
0
2.7
1
6
24
February
24.5
80%
69%
26
0
2.3
2
6
20
March
33.8
80%
64%
24
0
2.7
4
8
19
April
45.2
76%
58%
10
N/A
2.9
5
8
17
May
56.6
75%
56%
1
N/A
3.1
6
10
16
June
65.9
78%
57%
0
1
3.6
6
12
12
July
71.1
79%
55%
0
1
3.1
7
13
11
August
69.0
83%
58%
0
1
4.2
7
12
12
September
61.9
84%
60%
N/A
N/A
3.5
6
10
14
October
51.1
82%
60%
3
0
3.1
6
8
16
November
40.5
80%
68%
14
0
3.8
2
5
23
December
29.1
81%
72%
25
0
3.7
1
6
24
Annual
47.7
80%
63%
131
3
38.6
54
103
208
Average Temperature (ºF)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23.6
24.5
33.8
45.2
56.6
65.9
71.1
69.0
61.9
51.1
40.5
29.1
Relative Humidity (Percentage)
Morning
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
79%
80%
80%
76%
75%
78%
79%
83%
84%
82%
80%
81%
Afternoon
73%
69%
64%
58%
56%
57%
55%
58%
60%
60%
68%
72%
Rain (Inches)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
2.7
2.3
2.7
2.9
3.1
3.6
3.1
4.2
3.5
3.1
3.8
3.7
Cloudiness (Days Per Month)
January
February
March
Clear
1 Days
2 Days
4 Days
Partly Cloudy
6 Days
6 Days
8 Days
Cloudy
24 Days
19 Days
19 Days
April
May
June
Clear
5 Days
6 Days
6 Days
Partly Cloudy
8 Days
10 Days
12 Days
Cloudy
17 Days
16 Days
12 Days
July
August
September
Clear
7 Days
7 Days
6 Days
Partly Cloudy
13 Days
12 Days
10 Days
Cloudy
11 Days
12 Days
14 Days
October
November
December
Clear
6 Days
2 Days
1 Days
Partly Cloudy
8 Days
5 Days
6 Days
Cloudy
16 Days
23 Days
24 Days
Clear
Partly Cloudy
Cloudy
Days Per Year
54
103
208
