St. Stephen, SC Weather - Forecast & Monthly Averages

TEMPERATURE	68
HUMIDITY	56
PRESSURE	102570
WIND COND.	100 7.6

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Weather Quick Facts

The highest monthly average temperature in St. Stephen for July is 81.5 degrees
The lowest monthly average temperature in St. Stephen for January is 49.6 degrees
The most monthly precipitation in St. Stephen occurs in August with 8 inches
The air quality index in St. Stephen is 67% better than the national average
The pollution index in St. Stephen is 71% better than the national average

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St. Stephen Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	38°F	64°F	50°F	2.9"
February	39°F	66°F	51°F	3.7"
March	45°F	72°F	58°F	3.1"
April	53°F	80°F	66°F	3.4"
May	62°F	85°F	73°F	3.4"
June	70°F	91°F	79°F	6.6"
July	73°F	92°F	82°F	6.5"
August	73°F	91°F	81°F	8.0"
September	68°F	87°F	76°F	5.9"
October	56°F	80°F	67°F	5.6"
November	45°F	72°F	57°F	2.9"
December	42°F	67°F	53°F	3.7"

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St. Stephen air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	St. Stephen	South Carolina	National
Air quality index	14	37	42
Pollution index	783,589	3,620,438	2,726,193

St. Stephen air quality information

Measurement	Total
Days measured	92
Days with good air quality	91
Days with moderate air quality	1
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

St. Stephen air quality information

Pollutant	Total
Arsenic	0.001%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.003%
Mercury	0.000%

Average monthly St. Stephen temperature with heat index

St. Stephen monthly precipitation with daily maximum

St. Stephen monthly snow depth with daily maximum

St. Stephen monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Jamestown, SC	114	14	72.0%
Russellville, SC	173	14	72.0%
Lane, SC	569	14	72.0%
Moncks Corner, SC	11,370	38	24.0%
Bonneau, SC	1,801	38	24.0%
St. Stephen, SC	1,511	14	72.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
West Brookfield, MA	1,511	40	20.0%
Dobson, NC	1,511	45	10.0%
Albion, NE	1,511	19	62.0%
Westlake, TX	1,511	51	2.0%
Delft Colony, CA	1,512	66	32.0%
St. Stephen, SC	1,511	14	72.0%

Source: The St. Stephen, SC weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.