Mason Neck, VA Weather - Forecast & Monthly Averages

TEMPERATURE	62
HUMIDITY	82
PRESSURE	100304.84
WIND COND.	100 5.5

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Weather Quick Facts

The highest monthly average temperature in Mason Neck for July is 78.1 degrees
The lowest monthly average temperature in Mason Neck for January is 35 degrees
The most monthly precipitation in Mason Neck occurs in September with 11.4 inches
The air quality index in Mason Neck is 12% worse than the national average
The pollution index in Mason Neck is 2% worse than the national average

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Mason Neck 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	26°F	45°F	35°F	4.6"
February	27°F	48°F	37°F	4.1"
March	36°F	59°F	47°F	5.4"
April	45°F	70°F	57°F	6.6"
May	54°F	77°F	66°F	7.2"
June	63°F	86°F	74°F	10.2"
July	67°F	89°F	78°F	8.7"
August	66°F	87°F	76°F	7.4"
September	59°F	81°F	69°F	11.4"
October	48°F	70°F	58°F	8.8"
November	37°F	59°F	47°F	5.7"
December	31°F	50°F	40°F	5.9"

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Mason Neck 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	Mason Neck	Virginia	National
Air quality index	47	58	42
Pollution index	2,776,590	1,561,881	2,726,193

Mason Neck air quality information

Measurement	Total
Days measured	365
Days with good air quality	209
Days with moderate air quality	145
Days w/ poor A.Q. for sensitive groups	10
Days with unhealthy air quality	1

Mason Neck air quality information

Pollutant	Total
Arsenic	0.070%
Benzene	0.020%
Carbon Tetrachloride	0.010%
Lead	0.020%
Mercury	0.030%

Average monthly Mason Neck temperature with heat index

Mason Neck monthly precipitation with daily maximum

Mason Neck monthly snow depth with daily maximum

Mason Neck monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Centreville, VA	74,230	47	6.0%
Camp Springs, MD	21,829	47	6.0%
Glassmanor, MD	16,305	47	6.0%
Oxon Hill, MD	18,049	47	6.0%
Belle Haven, VA	6,582	47	6.0%
Mason Neck, VA	1,938	47	6.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Homerville, GA	1,938	26	48.0%
Grandview Plaza, KS	1,938	32	36.0%
Westernport, MD	1,938	36	28.0%
Chuluota, FL	1,939	39	22.0%
Carbon Cliff, IL	1,937	46	8.0%
Mason Neck, VA	1,938	47	6.0%

Source: The Mason Neck, VA 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.