John Marshall, Richmond, VA Weather - Forecast & Monthly Averages

TEMPERATURE	53
HUMIDITY	89
PRESSURE	102000
WIND COND.	130 7.6

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Weather Quick Facts

The highest monthly average temperature in John Marshall for July is 79.8 degrees
The lowest monthly average temperature in John Marshall for January is 39 degrees
The most monthly precipitation in John Marshall occurs in August with 5.4 inches
The air quality index in John Marshall is 5% worse than the national average
The pollution index in John Marshall is 96% worse than the national average

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John Marshall 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	28°F	52°F	39°F	3.2"
February	29°F	54°F	41°F	2.5"
March	37°F	63°F	49°F	3.7"
April	46°F	75°F	60°F	3.7"
May	55°F	80°F	67°F	4.2"
June	65°F	89°F	76°F	4.5"
July	69°F	92°F	80°F	4.6"
August	68°F	90°F	78°F	5.4"
September	61°F	84°F	72°F	4.7"
October	49°F	74°F	61°F	4.2"
November	38°F	64°F	50°F	3.7"
December	33°F	55°F	43°F	4.3"

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John Marshall 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	John Marshall	Richmond	Virginia
Air quality index	44	44	58
Pollution index	5,336,070	93,686	1,561,881

John Marshall air quality information

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

John Marshall air quality information

Pollutant	Total
Arsenic	0.001%
Benzene	0.010%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly John Marshall temperature with heat index

John Marshall monthly precipitation with daily maximum

John Marshall monthly snow depth with daily maximum

John Marshall monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Montrose, VA	7,639	44	12.0%
Tuckahoe, VA	48,517	44	12.0%
Bellwood, VA	7,808	44	12.0%
Dumbarton, VA	8,411	44	12.0%
Laurel, VA	17,678	44	12.0%
Richmond, VA	229,233	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Boise, ID	228,057	36	28.0%
Windsor, ON	230,583	n/a
Hialeah, FL	233,876	41	18.0%
Fremont, CA	234,829	43	14.0%
Richmond, BC	222,489	n/a
Richmond, VA	229,233	44	12.0%

Source: The John Marshall, Richmond, 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.