As of 14:20 EDT

North Charleston, SC weather in September

86°

North Charleston, Sunday, 9 August, 14:20

Mostly clear. Feels like 98°. High 88°, low 74°.

Pressure30.12 inHg

Wind4.2 mph S

Humidity81%

Visibility6.2 mi

Dew point79°

See detailed hourly forecast

In September, North Charleston, SC averages a high of 82.5° and a low of 69.6°. About 4.9 inches of precipitation fall over the month (13 wet days). The record high is 97.9° (2020) and the record low 50° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	84.6°	72.3°	50%	91.9° (1970)	60.8° (1999)
2	84°	72.3°	53%	91° (2020)	64° (1967)
3	84.6°	71.4°	38%	96.6° (2020)	63° (1967)
4	84.4°	71.8°	40%	97.9° (2020)	64.6° (2023)
5	83.7°	71.6°	55%	92.8° (2023)	60.1° (1997)
6	84°	71.4°	58%	94.5° (2023)	59.4° (1997)
7	84.4°	71.4°	45%	94.8° (2023)	63.7° (1972)
8	83.8°	71.1°	47%	91.2° (1983)	61.5° (1972)
9	83.3°	71.1°	47%	90.9° (2010)	63.3° (1966)
10	83.7°	70.3°	43%	91.9° (1985)	57.9° (1998)
11	83.3°	70.3°	43%	92.3° (1985)	59° (1998)
12	83.3°	70.3°	42%	90° (2014)	57.4° (1976)
13	83.1°	70.2°	40%	91.9° (2018)	59.5° (1969)
14	83.3°	70°	40%	92.5° (1984)	56.3° (1985)
15	83.5°	69.6°	33%	93.6° (1980)	60.4° (2015)
16	82.9°	69.8°	43%	93.9° (1980)	57.9° (1967)
17	82.2°	69.6°	45%	92.8° (1972)	56.8° (2001)
18	82.4°	69.6°	45%	91.9° (1972)	57.6° (2001)
19	82°	68.9°	42%	89.8° (1970)	59° (1981)
20	81.9°	68.7°	47%	93.6° (2010)	54.7° (1981)
21	81.9°	69.4°	43%	90.7° (1990)	56.7° (2020)
22	82°	68.5°	43%	92.7° (2022)	54.1° (2020)
23	81.5°	67.5°	30%	90.5° (1980)	54.1° (1999)
24	80.4°	66.7°	37%	90.7° (2019)	55.4° (1963)
25	81°	67.5°	42%	90° (2025)	55.6° (1990)
26	81°	68°	40%	89.2° (1961)	57.7° (1981)
27	81°	68.5°	38%	91.9° (1986)	56.1° (1982)
28	80.8°	67.5°	45%	91° (2017)	55.8° (1962)
29	79.2°	66.9°	38%	91.6° (2019)	55.4° (1962)
30	78.4°	65.5°	42%	91.6° (2019)	50° (1967)