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Hourly
7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Gregory, SD
Content continues below
May
Average Temperature
High
20°
Feels 19
Low
8°
Feels 6
Average Precipitation
12 Days
Rain amount
103mm
Snow amount
0.1cm
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
19
20
21
22
23
24
25
26
27
28
29°
29
24°
30
24°
31
26°
Forecast
Thursday, May 28, 2026
Day
29°
Feels 29
Wind
29 km/h S
Gust
44 km/h
Humidity
33%
P.O.P
30%
Night
17°
Feels 16
Wind
28 km/h S
Gust
42 km/h
Humidity
83%
P.O.P
60%
Rain
<1 mm
Historical Averages
May 28
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.