Marlborough, MA Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Marlborough for July is 72.9 degrees
The lowest monthly average temperature in Marlborough for January is 27.7 degrees
The most monthly precipitation in Marlborough occurs in June with 5.1 inches
The air quality index in Marlborough is 5% better than the national average
The pollution index in Marlborough is 444% worse than the national average

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Marlborough 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	18°F	38°F	28°F	2.7"
February	18°F	38°F	28°F	2.7"
March	27°F	47°F	36°F	3.9"
April	37°F	61°F	48°F	3.7"
May	47°F	71°F	58°F	3.7"
June	55°F	79°F	66°F	5.1"
July	62°F	85°F	73°F	4.0"
August	59°F	83°F	70°F	3.6"
September	52°F	76°F	63°F	3.4"
October	41°F	64°F	52°F	4.7"
November	32°F	53°F	42°F	3.5"
December	24°F	42°F	33°F	4.4"

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Marlborough 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	Marlborough	Massachusetts	National
Air quality index	40	40	42
Pollution index	14,818,200	8,399,610	2,726,193

Marlborough air quality

Measurement	Total
Days measured	365
Days with good air quality	312
Days with moderate air quality	52
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.020%
Benzene	0.150%
Carbon Tetrachloride	0.050%
Lead	0.130%
Mercury	0.040%

Average monthly Marlborough temperature with heat index

Marlborough monthly precipitation with daily maximum

Marlborough monthly snow depth with daily maximum

Marlborough monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Upton, MA	2,279	40	20.0%
Westborough, MA	4,024	40	20.0%
Clinton, MA	7,058	40	20.0%
Shirley, MA	1,716	40	20.0%
Northborough, MA	6,532	40	20.0%
Marlborough, MA	39,663	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Romeoville, IL	39,644	55	10.0%
Indian Trail, NC	39,644	49	2.0%
Crystal Lake, IL	39,685	42	16.0%
Royal Palm Beach, FL	39,615	36	28.0%
Sumter, SC	39,758	43	14.0%
Marlborough, MA	39,663	40	20.0%

Source: The Marlborough, 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.