Northampton, MA Weather - Forecast & Monthly Averages

TEMPERATURE	32
HUMIDITY	87
PRESSURE	102850
WIND COND.	30 7.6

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Weather Quick Facts

The highest monthly average temperature in Northampton for July is 74 degrees
The lowest monthly average temperature in Northampton for January is 26.6 degrees
The most monthly precipitation in Northampton occurs in October with 15.5 inches
The air quality index in Northampton is 5% better than the national average
The pollution index in Northampton is 188% worse than the national average

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Northampton 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	35°F	27°F	5.4"
February	16°F	35°F	27°F	5.1"
March	24°F	44°F	35°F	7.4"
April	37°F	61°F	50°F	6.5"
May	46°F	70°F	60°F	4.0"
June	59°F	82°F	71°F	5.1"
July	63°F	84°F	74°F	6.9"
August	61°F	84°F	74°F	5.1"
September	52°F	78°F	67°F	8.7"
October	46°F	65°F	56°F	15.5"
November	31°F	51°F	41°F	6.2"
December	21°F	36°F	29°F	5.2"

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Northampton 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	Northampton	Massachusetts	National
Air quality index	40	40	42
Pollution index	7,859,360	8,399,610	2,726,193

Northampton air quality information

Measurement	Total
Days measured	364
Days with good air quality	305
Days with moderate air quality	59
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Northampton air quality information

Pollutant	Total
Arsenic	0.030%
Benzene	0.070%
Carbon Tetrachloride	0.030%
Lead	0.320%
Mercury	0.070%

Average monthly Northampton temperature with heat index

Northampton monthly precipitation with daily maximum

Northampton monthly snow depth with daily maximum

Northampton monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Westfield, MA	41,303	40	20.0%
Holyoke, MA	40,161	40	20.0%
Granby, MA	1,183	40	20.0%
South Amherst, MA	5,283	40	20.0%
West Springfield Town, MA	28,527	40	20.0%
Northampton, MA	28,552	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Schererville, IN	28,559	55	10.0%
Granite City, IL	28,563	54	8.0%
Monterey, CA	28,575	37	26.0%
West Springfield Town, MA	28,527	40	20.0%
Burton, MI	28,598	38	24.0%
Northampton, MA	28,552	40	20.0%

Source: The Northampton, 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.