Herald Harbor, MD Weather - Forecast & Monthly Averages

TEMPERATURE	58
HUMIDITY	49
PRESSURE	102170
WIND COND.	330 18.4

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Weather Quick Facts

The highest monthly average temperature in Herald Harbor for July is 78.4 degrees
The lowest monthly average temperature in Herald Harbor for January is 35.9 degrees
The most monthly precipitation in Herald Harbor occurs in August with 7.1 inches
The air quality index in Herald Harbor is 9% worse than the national average
The pollution index in Herald Harbor is 28% worse than the national average

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Herald Harbor 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	29°F	44°F	36°F	4.8"
February	29°F	45°F	36°F	3.9"
March	36°F	54°F	44°F	5.5"
April	47°F	66°F	55°F	5.8"
May	56°F	73°F	64°F	6.3"
June	67°F	83°F	74°F	6.4"
July	71°F	86°F	78°F	6.7"
August	70°F	84°F	77°F	7.1"
September	65°F	80°F	72°F	5.9"
October	53°F	69°F	61°F	6.4"
November	42°F	58°F	49°F	5.2"
December	33°F	48°F	40°F	5.9"

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Herald Harbor 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	Herald Harbor	Maryland	National
Air quality index	46	43	42
Pollution index	3,494,010	5,342,367	2,726,193

Herald Harbor air quality

Measurement	Total
Days measured	365
Days with good air quality	223
Days with moderate air quality	129
Days w/ poor A.Q. for sensitive groups	13
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.040%
Carbon Tetrachloride	0.002%
Lead	0.010%
Mercury	0.001%

Average monthly Herald Harbor temperature with heat index

Herald Harbor monthly precipitation with daily maximum

Herald Harbor monthly snow depth with daily maximum

Herald Harbor monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Cape St. Claire, MD	8,405	46	8.0%
Fort Meade, MD	11,340	46	8.0%
North Laurel, MD	24,856	46	8.0%
Edgemere, MD	8,652	46	8.0%
Jessup, MD	10,458	46	8.0%
Herald Harbor, MD	2,414	46	8.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Excelsior, MN	2,414	46	8.0%
Richwood, OH	2,414	46	8.0%
Wright-Patterson AFB, OH	2,414	47	6.0%
Edgemont Park, MI	2,413	36	28.0%
Bayard, NM	2,415	37	26.0%
Herald Harbor, MD	2,414	46	8.0%

Source: The Herald Harbor, 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.