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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Decatur, AL
Content continues below
May
Average Temperature
High
27°
Feels 28
Low
15°
Feels 15
Average Precipitation
10 Days
Rain amount
95.9mm
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
33°
18
32°
19
31°
20
28°
21
27°
22
28°
23
28°
24
28°
25
28°
26
29°
27
30°
28
30°
29
30°
30
29°
31
29°
Forecast
Sunday, May 17, 2026
Day
33°
Feels 38
Wind
21 km/h S
Gust
32 km/h
Humidity
39%
P.O.P
0%
Night
18°
Feels 18
Wind
16 km/h S
Gust
24 km/h
Humidity
79%
P.O.P
20%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.