Port Royal, VA Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Port Royal for July is 79.3 degrees
The lowest monthly average temperature in Port Royal for January is 37.7 degrees
The most monthly precipitation in Port Royal occurs in May with 7.3 inches
The air quality index in Port Royal is 5% worse than the national average
The pollution index in Port Royal is 76% better than the national average

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Port Royal 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	29°F	49°F	38°F	3.9"
February	30°F	51°F	39°F	3.3"
March	38°F	61°F	49°F	4.0"
April	48°F	72°F	59°F	5.4"
May	57°F	79°F	67°F	7.3"
June	66°F	87°F	75°F	4.4"
July	70°F	91°F	79°F	6.3"
August	68°F	88°F	77°F	6.0"
September	61°F	82°F	71°F	4.8"
October	50°F	72°F	60°F	5.4"
November	38°F	61°F	49°F	3.9"
December	33°F	53°F	42°F	4.5"

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Port Royal 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	Port Royal	Virginia	National
Air quality index	44	58	42
Pollution index	658,482	1,561,881	2,726,193

Port Royal air quality

Measurement	Total
Days measured	365
Days with good air quality	272
Days with moderate air quality	93
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.004%
Mercury	0.010%

Average monthly Port Royal temperature with heat index

Port Royal monthly precipitation with daily maximum

Port Royal monthly snow depth with daily maximum

Port Royal monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Long Branch, VA	7,906	44	12.0%
Bowling Green, VA	1,367	44	12.0%
Fairview Beach, VA	461	47	6.0%
Dahlgren, VA	3,528	47	6.0%
Falmouth, VA	4,911	47	6.0%
Port Royal, VA	151	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Kobuk, AK	151	38	24.0%
Cutter, AZ	151	60	20.0%
North San Juan, CA	151	44	12.0%
Winterhaven, CA	151	45	10.0%
Montezuma, CO	151	47	6.0%
Port Royal, VA	151	44	12.0%

Source: The Port Royal, 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.