Monthly Historical AveragesIrmo, SC
Average Temperature
High
28°
Feels 29
Low
16°
Feels 16
Average Precipitation
10 Days
82.4mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, May 22, 2026
Day
31°Feels 32
Wind
13 km/h S
Gust
20 km/h
Humidity
46%
P.O.P
90%
Rain
~5 mm
Night
20°Feels 21
Wind
8 km/h SE
Gust
13 km/h
Humidity
102%
P.O.P
90%
Rain
15-20 mm
Historical AveragesMay 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity