Glen Lyon, PA Weather - Forecast & Monthly Averages

TEMPERATURE	18
HUMIDITY	86
PRESSURE	102850
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Glen Lyon for July is 73.2 degrees
The lowest monthly average temperature in Glen Lyon for January is 27.5 degrees
The most monthly precipitation in Glen Lyon occurs in October with 4.9 inches
The air quality index in Glen Lyon is 10% better than the national average
The pollution index in Glen Lyon is 118% worse than the national average

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Glen Lyon 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	19°F	37°F	28°F	2.8"
February	19°F	39°F	29°F	2.5"
March	27°F	49°F	37°F	3.0"
April	38°F	64°F	50°F	3.3"
May	48°F	74°F	60°F	3.2"
June	57°F	81°F	69°F	4.2"
July	61°F	86°F	73°F	3.7"
August	59°F	83°F	71°F	4.0"
September	53°F	77°F	64°F	3.5"
October	43°F	65°F	53°F	4.9"
November	33°F	53°F	43°F	2.6"
December	25°F	42°F	33°F	3.3"

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Glen Lyon 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	Glen Lyon	Pennsylvania	National
Air quality index	38	45	42
Pollution index	5,949,560	4,584,805	2,726,193

Glen Lyon air quality

Measurement	Total
Days measured	365
Days with good air quality	329
Days with moderate air quality	36
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.560%
Benzene	0.070%
Carbon Tetrachloride	0.020%
Lead	0.130%
Mercury	0.040%

Average monthly Glen Lyon temperature with heat index

Glen Lyon monthly precipitation with daily maximum

Glen Lyon monthly snow depth with daily maximum

Glen Lyon monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Mainville, PA	125	35	30.0%
Stillwater, PA	250	35	30.0%
Jamison City, PA	191	35	30.0%
Mifflinville, PA	922	35	30.0%
Lime Ridge, PA	917	35	30.0%
Glen Lyon, PA	2,929	38	24.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Fairbanks Ranch, CA	2,929	64	28.0%
Gambrills, MD	2,929	46	8.0%
Alberni-Clayoquot E, BC	2,929	n/a
Frisco, CO	2,928	47	6.0%
Sandwich, MA	2,928	36	28.0%
Glen Lyon, PA	2,929	38	24.0%

Source: The Glen Lyon, 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.