Rosemont, MD Weather - Forecast & Monthly Averages

TEMPERATURE	43
HUMIDITY	70
PRESSURE	100340
WIND COND.	300 13

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Weather Quick Facts

The highest monthly average temperature in Rosemont for July is 75.8 degrees
The lowest monthly average temperature in Rosemont for January is 32.7 degrees
The most monthly precipitation in Rosemont occurs in May with 4.5 inches
The air quality index in Rosemont is 5% better than the national average
The pollution index in Rosemont is 104% worse than the national average

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Rosemont 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	24°F	43°F	33°F	2.3"
February	25°F	45°F	34°F	1.7"
March	33°F	56°F	43°F	2.9"
April	42°F	68°F	55°F	3.7"
May	51°F	76°F	63°F	4.5"
June	60°F	84°F	72°F	3.9"
July	64°F	88°F	76°F	3.3"
August	62°F	86°F	74°F	3.1"
September	56°F	80°F	67°F	3.3"
October	45°F	68°F	56°F	4.2"
November	35°F	57°F	45°F	2.4"
December	28°F	47°F	37°F	3.2"

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Rosemont 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	Rosemont	Maryland	National
Air quality index	40	43	42
Pollution index	5,553,870	5,342,367	2,726,193

Rosemont air quality

Measurement	Total
Days measured	362
Days with good air quality	306
Days with moderate air quality	54
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.004%
Benzene	0.070%
Carbon Tetrachloride	0.010%
Lead	0.410%
Mercury	0.070%

Average monthly Rosemont temperature with heat index

Rosemont monthly precipitation with daily maximum

Rosemont monthly snow depth with daily maximum

Rosemont monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Hamilton, VA	708	38	24.0%
Purcellville, VA	10,063	38	24.0%
Ranson, WV	5,217	38	24.0%
Round Hill, VA	695	38	24.0%
Shannondale, WV	3,364	38	24.0%
Rosemont, MD	325	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Colt, AR	325	45	10.0%
Oak Shores, CA	325	46	8.0%
Eldorado Springs, CO	325	47	6.0%
Bronson, IA	325	35	30.0%
Oldtown, ID	325	43	14.0%
Rosemont, MD	325	40	20.0%

Source: The Rosemont, MD 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.