Northwest Harwich, MA Weather - Forecast & Monthly Averages

TEMPERATURE	46
HUMIDITY	82
PRESSURE	101730
WIND COND.	7.6

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Weather Quick Facts

The highest monthly average temperature in Northwest Harwich for July is 71.9 degrees
The lowest monthly average temperature in Northwest Harwich for February is 32.7 degrees
The most monthly precipitation in Northwest Harwich occurs in October with 4.9 inches
The air quality index in Northwest Harwich is 14% better than the national average
The pollution index in Northwest Harwich is 190% worse than the national average

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Northwest Harwich 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	26°F	41°F	33°F	4.1"
February	25°F	40°F	33°F	4.0"
March	31°F	45°F	38°F	3.9"
April	40°F	55°F	47°F	3.7"
May	49°F	64°F	55°F	3.8"
June	57°F	72°F	64°F	3.5"
July	65°F	80°F	72°F	3.4"
August	63°F	79°F	71°F	3.8"
September	58°F	73°F	65°F	3.5"
October	49°F	63°F	56°F	4.9"
November	39°F	54°F	47°F	4.3"
December	31°F	46°F	39°F	4.6"

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Northwest Harwich 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	Northwest Harwich	Massachusetts	National
Air quality index	36	40	42
Pollution index	7,903,830	8,399,610	2,726,193

Northwest Harwich air quality information

Measurement	Total
Days measured	359
Days with good air quality	348
Days with moderate air quality	11
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Northwest Harwich air quality information

Pollutant	Total
Arsenic	0.060%
Benzene	0.070%
Carbon Tetrachloride	0.010%
Lead	0.080%
Mercury	0.030%

Average monthly Northwest Harwich temperature with heat index

Northwest Harwich monthly precipitation with daily maximum

Northwest Harwich monthly snow depth with daily maximum

Northwest Harwich monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
West Chatham, MA	1,224	36	28.0%
Dennis, MA	1,962	36	28.0%
Harwich Center, MA	1,383	36	28.0%
Yarmouth Port, MA	5,202	36	28.0%
Barnstable Town, MA	44,497	36	28.0%
Northwest Harwich, MA	4,123	36	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Dewey-Humboldt, AZ	4,123	43	14.0%
Randleman, NC	4,124	40	20.0%
Waverly, TN	4,124	40	20.0%
Jefferson, IA	4,121	37	26.0%
Burnham, IL	4,121	55	10.0%
Northwest Harwich, MA	4,123	36	28.0%

Source: The Northwest Harwich, MA 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.