Jonestown CDP, PA Weather - Forecast & Monthly Averages

TEMPERATURE	20
HUMIDITY	49
PRESSURE	103180
WIND COND.	310 20.5

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Weather Quick Facts

The highest monthly average temperature in Jonestown CDP for July is 74.9 degrees
The lowest monthly average temperature in Jonestown CDP for January is 29.6 degrees
The most monthly precipitation in Jonestown CDP occurs in September with 10.8 inches
The air quality index in Jonestown CDP is equal to the national average
The pollution index in Jonestown CDP is 307% worse than the national average

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Jonestown CDP 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	5.3"
February	22°F	41°F	31°F	4.5"
March	31°F	52°F	41°F	6.9"
April	41°F	65°F	53°F	6.5"
May	51°F	74°F	62°F	7.6"
June	60°F	82°F	71°F	8.8"
July	64°F	87°F	75°F	7.6"
August	62°F	83°F	72°F	8.9"
September	55°F	77°F	66°F	10.8"
October	44°F	66°F	55°F	8.6"
November	34°F	54°F	44°F	6.0"
December	28°F	43°F	35°F	6.6"

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Jonestown CDP 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	Jonestown CDP	Pennsylvania	National
Air quality index	42	45	42
Pollution index	11,091,200	4,584,805	2,726,193

Jonestown CDP air quality

Measurement	Total
Days measured	360
Days with good air quality	278
Days with moderate air quality	78
Days w/ poor A.Q. for sensitive groups	4
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.140%
Carbon Tetrachloride	0.030%
Lead	0.310%
Mercury	0.004%

Average monthly Jonestown CDP temperature with heat index

Jonestown CDP monthly precipitation with daily maximum

Jonestown CDP monthly snow depth with daily maximum

Jonestown CDP monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Hopeland, PA	614	42	16.0%
Penryn, PA	1,058	42	16.0%
Annville, PA	5,001	42	16.0%
Lebanon, PA	25,779	42	16.0%
Newmanstown, PA	2,798	42	16.0%
Jonestown CDP, PA	79	42	16.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Hope, AK	79	31	38.0%
Daisy, AR	79	32	36.0%
Horseshoe Beach, FL	79	35	30.0%
Numa, IA	79	39	22.0%
Old Ripley, IL	79	54	8.0%
Jonestown CDP, PA	79	42	16.0%

Source: The Jonestown CDP, 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.