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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Pontiac, MI
Content continues below
May
Average Temperature
High
21°
Feels 21
Low
9°
Feels 8
Average Precipitation
11 Days
Rain amount
69.5mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
32°
19
28°
20
14°
21
15°
22
18°
23
19°
24
21°
25
23°
26
22°
27
22°
28
22°
29
22°
30
23°
31
23°
Forecast
Monday, May 18, 2026
Day
32°
Feels 32
Wind
29 km/h SW
Gust
57 km/h
Humidity
41%
P.O.P
60%
Rain
1-3 mm
Night
20°
Feels 20
Wind
30 km/h SW
Gust
50 km/h
Humidity
88%
P.O.P
80%
Rain
~5 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.