Lanham, MD Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Lanham for August is 77.8 degrees
The lowest monthly average temperature in Lanham for February is 33.4 degrees
The most monthly precipitation in Lanham occurs in October with 14.5 inches
The air quality index in Lanham is 12% worse than the national average
The pollution index in Lanham is 69% better than the national average

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Lanham 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	30°F	46°F	37°F	5.0"
February	26°F	43°F	33°F	2.2"
March	35°F	55°F	44°F	8.6"
April	44°F	65°F	54°F	8.0"
May	53°F	74°F	63°F	10.0"
June	64°F	84°F	73°F	5.0"
July	68°F	88°F	78°F	5.4"
August	70°F	88°F	78°F	7.3"
September	61°F	82°F	71°F	2.3"
October	53°F	71°F	61°F	14.5"
November	40°F	59°F	48°F	3.8"
December	30°F	45°F	37°F	4.8"

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

Lanham 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

Lanham air quality information

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

Average monthly Lanham temperature with heat index

Lanham monthly precipitation with daily maximum

Lanham monthly snow depth with daily maximum

Lanham monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Glen Burnie, MD	69,649	46	8.0%
Severn, MD	53,374	46	8.0%
Gambrills, MD	2,929	46	8.0%
Maryland City, MD	17,681	46	8.0%
Severna Park, MD	38,729	46	8.0%
Lanham, MD	11,054	47	6.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Holbrook, MA	11,051	43	14.0%
Plano, IL	11,058	0	100.0%
Munhall, PA	11,049	56	12.0%
Franklin Lakes, NJ	11,044	51	2.0%
Ocean City, NJ	11,065	37	26.0%
Lanham, MD	11,054	47	6.0%

Source: The Lanham, 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.