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7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Lancaster, SC
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September
Average Temperature
High
29°
Feels 30
Low
17°
Feels 17
Average Precipitation
8 Days
Rain amount
48.3mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 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
35°
19
32°
20
32°
21
33°
22
30°
23
26°
24
26°
25
26°
26
25°
27
25°
28
26°
29
28°
30
29°
Forecast
Friday, September 18, 2026
Day
35°
Feels 37
Wind
17 km/h NW
Gust
26 km/h
Humidity
38%
P.O.P
40%
Rain
~1 mm
Night
21°
Feels 22
Wind
11 km/h NE
Gust
17 km/h
Humidity
100%
P.O.P
60%
Rain
~1 mm
Historical Averages
Sep 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.