San Mar, MD Weather - Forecast & Monthly Averages

TEMPERATURE	57
HUMIDITY	27
PRESSURE	102710
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in San Mar for July is 76.1 degrees
The lowest monthly average temperature in San Mar for February is 30.3 degrees
The most monthly precipitation in San Mar occurs in August with 8.4 inches
The air quality index in San Mar is 5% better than the national average
The pollution index in San Mar is 495% worse than the national average

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San Mar 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	42°F	34°F	3.7"
February	22°F	39°F	30°F	2.4"
March	31°F	51°F	40°F	6.5"
April	41°F	64°F	52°F	5.9"
May	50°F	74°F	62°F	3.6"
June	62°F	84°F	73°F	4.8"
July	65°F	87°F	76°F	6.4"
August	66°F	86°F	75°F	8.4"
September	58°F	81°F	70°F	3.6"
October	50°F	69°F	59°F	5.5"
November	36°F	55°F	45°F	4.8"
December	26°F	40°F	33°F	5.1"

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San Mar 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	San Mar	Maryland	National
Air quality index	40	43	42
Pollution index	16,230,700	5,342,367	2,726,193

San Mar 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	0.010%
Benzene	0.130%
Carbon Tetrachloride	0.090%
Lead	0.080%
Mercury	0.020%

Average monthly San Mar temperature with heat index

San Mar monthly precipitation with daily maximum

San Mar monthly snow depth with daily maximum

San Mar monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Braddock Heights, MD	3,093	40	20.0%
Brownsville, MD	26	40	20.0%
Gapland, MD	60	40	20.0%
Mount Briar, MD	117	40	20.0%
Yarrowsburg, MD	274	40	20.0%
San Mar, MD	318	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Mountain Ranch, CA	318	39	22.0%
Red Cliff, CO	318	47	6.0%
Redvale, CO	318	44	12.0%
Dupont, IN	318	35	30.0%
McCune, KS	318	38	24.0%
San Mar, MD	318	40	20.0%

Source: The San Mar, 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.