Westchester Weather Information
Westchester historical weather data by month.
Chance Of Sunshine
ANNUAL CHANCE OF SUNSHINE 51.48%
Annual chance of sunshine: 51.48%
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
41.94%
7
6
18
February
42.86%
6
6
16
March
41.94%
5
8
18
April
46.67%
6
8
16
May
54.84%
7
10
14
June
62.07%
7
11
11
July
66.67%
8
12
10
August
64.52%
9
11
11
September
63.33%
9
10
11
October
56.25%
9
9
14
November
37.93%
5
6
18
December
38.71%
6
6
19
Temperature
JULY HIGH 86.8° - JANUARY LOW 14.2°
Month
Average
Max Average
Min Average
January
23.1°
32°
14.2°
February
28.5°
38°
18.9°
March
39.2°
50°
28.4°
April
50.2°
62.8°
37.6°
May
61.2°
74.8°
47.6°
June
70.6°
83.8°
57.4°
July
74.8°
86.8°
62.8°
August
73.3°
85°
61.5°
September
65.9°
78.4°
53.4°
October
54.3°
66.5°
42.1°
November
40.9°
50°
31.7°
December
28.7°
36.9°
20.5°
Rainfall
Average Annual Rainfall 37.94 inches
Month
Average Rainfall
January
1.85 Inches
February
1.56 Inches
March
2.62 Inches
April
3.8 Inches
May
3.94 Inches
June
3.91 Inches
July
3.97 Inches
August
4.6 Inches
September
3.38 Inches
October
2.66 Inches
November
3.2 Inches
December
2.45 Inches
Sum Of Heating & Cooling Degree Days
Potential Demand For Energy
Month
Heating Degree Days
Cooling Degree Days
January
1298
0
February
1023
0
March
800
0
April
447
3
May
191
72
June
22
191
July
2
306
August
13
267
September
65
91
October
343
12
November
724
0
December
1125
0