Webster Groves Weather Information
Webster Groves historical weather data by month.
Chance Of Sunshine
ANNUAL CHANCE OF SUNSHINE 55.14%
Annual chance of sunshine: 55.14%
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
45.16%
7
7
17
February
46.43%
7
6
15
March
46.67%
6
8
16
April
50.00%
7
8
15
May
53.33%
7
9
14
June
60.00%
7
11
12
July
66.67%
9
11
10
August
67.74%
10
11
10
September
65.52%
11
8
10
October
63.33%
12
7
11
November
51.61%
9
7
15
December
45.16%
7
7
17
Temperature
JULY HIGH 90.5° - JANUARY LOW 21.2°
Month
Average
Max Average
Min Average
January
29.5°
37.8°
21.2°
February
35.3°
44.5°
26.1°
March
45.7°
54.9°
36.5°
April
56.6°
66.3°
46.9°
May
66.8°
76.8°
56.8°
June
75.9°
85.7°
66.1°
July
80.7°
90.5°
70.9°
August
78.3°
88°
68.6°
September
70.7°
80.7°
60.7°
October
59.4°
69.4°
49.4°
November
46°
54.4°
37.5°
December
34.6°
42.2°
26.9°
Rainfall
Average Annual Rainfall 38.84 inches
Month
Average Rainfall
January
2.01 Inches
February
2.06 Inches
March
3.7 Inches
April
3.82 Inches
May
3.92 Inches
June
3.73 Inches
July
3.78 Inches
August
3.7 Inches
September
2.69 Inches
October
2.81 Inches
November
4.06 Inches
December
2.56 Inches
Sum Of Heating & Cooling Degree Days
Potential Demand For Energy
Month
Heating Degree Days
Cooling Degree Days
January
1100
0
February
832
0
March
598
1
April
272
21
May
87
144
June
3
330
July
0
486
August
1
413
September
27
198
October
214
39
November
572
1
December
944
0