Walker Mill, MD Weather - Forecast & Monthly Averages

TEMPERATURE	49
HUMIDITY	57
PRESSURE
WIND COND.	280 14.8

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Weather Quick Facts

The highest monthly average temperature in Walker Mill for July is 78 degrees
The lowest monthly average temperature in Walker Mill for January is 35.4 degrees
The most monthly precipitation in Walker Mill occurs in July with 8.7 inches
The air quality index in Walker Mill is 12% worse than the national average
The pollution index in Walker Mill is 69% better than the national average

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Walker Mill 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	27°F	45°F	35°F	4.8"
February	28°F	47°F	36°F	6.4"
March	36°F	57°F	46°F	6.0"
April	45°F	68°F	56°F	6.7"
May	55°F	76°F	65°F	6.5"
June	64°F	84°F	74°F	8.6"
July	68°F	88°F	78°F	8.7"
August	66°F	86°F	76°F	7.5"
September	60°F	80°F	69°F	8.6"
October	49°F	69°F	58°F	8.1"
November	38°F	58°F	47°F	7.5"
December	32°F	50°F	40°F	7.1"

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Walker Mill 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	Walker Mill	Maryland	National
Air quality index	47	43	42
Pollution index	849,185	5,342,367	2,726,193

Walker Mill air quality

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

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.020%
Carbon Tetrachloride	0.002%
Lead	0.003%
Mercury	0.000%

Average monthly Walker Mill temperature with heat index

Walker Mill monthly precipitation with daily maximum

Walker Mill monthly snow depth with daily maximum

Walker Mill monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Odenton, MD	42,258	46	8.0%
Gambrills, MD	2,929	46	8.0%
Rose Hill, VA	21,846	47	6.0%
Woodlawn, VA	22,620	47	6.0%
Chevy Chase Section Three, MD	900	47	6.0%
Walker Mill, MD	9,725	47	6.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Mooresville, IN	9,727	54	8.0%
Aiea, HI	9,730	30	40.0%
Bull Mountain, OR	9,732	38	24.0%
Woodlyn, PA	9,732	51	2.0%
Rio del Mar, CA	9,713	35	30.0%
Walker Mill, MD	9,725	47	6.0%

Source: The Walker Mill, 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.