Grand Blanc Weather Information

Grand Blanc historical weather data by month.

Chance Of Sunshine

ANNUAL CHANCE OF SUNSHINE 46.8%
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Annual chance of sunshine: 46.8%
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
32.26%
4
6
21
February
39.29%
4
7
17
March
38.71%
5
7
19
April
43.33%
6
7
17
May
51.61%
6
10
15
June
60.00%
6
12
12
July
64.52%
7
13
11
August
64.52%
8
12
11
September
56.67%
7
10
13
October
51.61%
7
9
15
November
30.00%
3
6
21
December
29.03%
3
6
22

Temperature

JULY HIGH 82° - JANUARY LOW 13.3°
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Month
Average
Max Average
Min Average
January
21.3°
29.2°
13.3°
February
23.8°
32.3°
15.3°
March
33.7°
43.1°
24.3°
April
45.4°
56.2°
34.6°
May
57.1°
69°
45.2°
June
66.2°
77.7°
54.6°
July
70.6°
82°
59.1°
August
68.5°
79.5°
57.4°
September
60.7°
71.9°
49.4°
October
49.2°
59.7°
38.6°
November
38.1°
46.3°
29.8°
December
26.7°
34.2°
19.1°

Rainfall

Average Annual Rainfall 31.61 inches
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Month
Average Rainfall
January
1.57 Inches
February
1.35 Inches
March
2.22 Inches
April
3.13 Inches
May
2.74 Inches
June
3.07 Inches
July
3.17 Inches
August
3.43 Inches
September
3.76 Inches
October
2.34 Inches
November
2.65 Inches
December
2.18 Inches

Sum Of Heating & Cooling Degree Days

Potential Demand For Energy
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Month
Heating Degree Days
Cooling Degree Days
January
1341
0
February
1147
0
March
957
1
April
577
5
May
267
33
June
66
110
July
13
199
August
28
151
September
168
52
October
478
4
November
791
0
December
1172
0