St. Charles, KY Weather - Forecast & Monthly Averages

TEMPERATURE	25
HUMIDITY	73
PRESSURE	103080
WIND COND.	90 5.4

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Weather Quick Facts

The highest monthly average temperature in St. Charles for August is 82 degrees
The lowest monthly average temperature in St. Charles for February is 38.8 degrees
The most monthly precipitation in St. Charles occurs in October with 16.9 inches
The air quality index in St. Charles is 5% better than the national average
The pollution index in St. Charles is 102% worse than the national average

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St. Charles 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	34°F	49°F	41°F	8.3"
February	31°F	49°F	39°F	5.6"
March	42°F	65°F	52°F	2.7"
April	48°F	70°F	58°F	6.3"
May	56°F	80°F	68°F	5.2"
June	65°F	87°F	75°F	4.9"
July	69°F	89°F	78°F	5.1"
August	71°F	94°F	82°F	12.1"
September	63°F	85°F	73°F	5.3"
October	52°F	74°F	62°F	16.9"
November	40°F	62°F	50°F	4.5"
December	32°F	49°F	39°F	7.8"

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St. Charles 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. Charles	Kentucky	National
Air quality index	40	45	42
Pollution index	5,501,360	1,369,131	2,726,193

St. Charles air quality

Measurement	Total
Days measured	365
Days with good air quality	307
Days with moderate air quality	58
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.130%
Carbon Tetrachloride	0.002%
Lead	0.020%
Mercury	0.800%

Average monthly St. Charles temperature with heat index

St. Charles monthly precipitation with daily maximum

St. Charles monthly snow depth with daily maximum

St. Charles monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Dawson Springs, KY	2,665	40	20.0%
Crofton, KY	434	40	20.0%
Nortonville, KY	985	40	20.0%
White Plains, KY	949	40	20.0%
Madisonville, KY	18,801	43	14.0%
St. Charles, KY	305	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Iron City, GA	305	35	30.0%
Deloit, IA	305	35	30.0%
Center Point, IN	305	45	10.0%
Newtown, IN	305	42	16.0%
Staunton, IN	305	45	10.0%
St. Charles, KY	305	40	20.0%

Source: The St. Charles, KY 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.