Upper St. Clair, PA Weather - Forecast & Monthly Averages

TEMPERATURE	20
HUMIDITY	74
PRESSURE	102810
WIND COND.	330 13

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Weather Quick Facts

The highest monthly average temperature in Upper St. Clair for July is 73.5 degrees
The lowest monthly average temperature in Upper St. Clair for January is 29.7 degrees
The most monthly precipitation in Upper St. Clair occurs in July with 5.1 inches
The air quality index in Upper St. Clair is 33% worse than the national average
The pollution index in Upper St. Clair is 7% better than the national average

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Upper St. Clair 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	22°F	38°F	30°F	3.2"
February	23°F	39°F	30°F	2.2"
March	32°F	52°F	41°F	3.4"
April	43°F	65°F	53°F	3.4"
May	52°F	74°F	62°F	4.2"
June	60°F	81°F	70°F	5.1"
July	64°F	84°F	73°F	5.1"
August	63°F	82°F	72°F	4.1"
September	56°F	77°F	66°F	3.1"
October	46°F	65°F	54°F	3.8"
November	35°F	54°F	44°F	2.8"
December	28°F	43°F	35°F	3.7"

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Upper St. Clair 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	Upper St. Clair	Pennsylvania	National
Air quality index	56	45	42
Pollution index	2,548,030	4,584,805	2,726,193

Upper St. Clair air quality

Measurement	Total
Days measured	365
Days with good air quality	129
Days with moderate air quality	220
Days w/ poor A.Q. for sensitive groups	12
Days with unhealthy air quality	4

Air quality details

Pollutant	Total
Arsenic	0.220%
Benzene	0.040%
Carbon Tetrachloride	0.010%
Lead	0.050%
Mercury	0.020%

Average monthly Upper St. Clair temperature with heat index

Upper St. Clair monthly precipitation with daily maximum

Upper St. Clair monthly snow depth with daily maximum

Upper St. Clair monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Wolfdale, PA	3,097	46	8.0%
Joffre, PA	410	46	8.0%
Bulger, PA	412	46	8.0%
Westland, PA	45	46	8.0%
Hickory, PA	542	46	8.0%
Upper St. Clair, PA	19,521	56	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Montgomery, IL	19,515	0	100.0%
Salmon Creek, WA	19,506	38	24.0%
El Reno, OK	19,539	48	4.0%
Monroe, MI	19,543	1	98.0%
Lake Forest, IL	19,497	55	10.0%
Upper St. Clair, PA	19,521	56	12.0%

Source: The Upper St. Clair, PA 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.