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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Dubuque, IA
Content continues below
May
Average Temperature
High
21°
Feels 21
Low
10°
Feels 9
Average Precipitation
11 Days
Rain amount
94.7mm
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
26°
18
24°
19
19°
20
15°
21
16°
22
18°
23
22°
24
24°
25
24°
26
25°
27
25°
28
25°
29
25°
30
25°
31
25°
Forecast
Sunday, May 17, 2026
Day
26°
Feels 26
Wind
31 km/h S
Gust
47 km/h
Humidity
65%
P.O.P
80%
Rain
~15 mm
Night
20°
Feels 20
Wind
30 km/h S
Gust
45 km/h
Humidity
88%
P.O.P
70%
Rain
2-4 mm
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.