Westport, CT Weather - Forecast & Monthly Averages

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TEMPERATURE	57
HUMIDITY	94
PRESSURE	101591.66
WIND COND.	220 5.5

Weather Quick Facts

The highest monthly average temperature in Westport for July is 75.6 degrees
The lowest monthly average temperature in Westport for January is 31.9 degrees
The most monthly precipitation in Westport occurs in December with 5.4 inches
The air quality index in Westport is 2% worse than the national average
The pollution index in Westport is 522% worse than the national average

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Westport 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	23°F	41°F	32°F	3.3"
February	23°F	42°F	32°F	3.6"
March	30°F	50°F	39°F	4.0"
April	41°F	62°F	50°F	4.3"
May	50°F	71°F	59°F	3.9"
June	60°F	80°F	69°F	4.9"
July	67°F	85°F	76°F	3.5"
August	66°F	84°F	74°F	4.2"
September	59°F	78°F	68°F	3.8"
October	48°F	67°F	57°F	4.7"
November	38°F	56°F	47°F	3.0"
December	29°F	46°F	38°F	5.4"

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Westport 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	Westport	Connecticut	National
Air quality index	43	43	42
Pollution index	16,950,700	8,629,883	2,726,193

Westport air quality

Measurement	Total
Days measured	365
Days with good air quality	262
Days with moderate air quality	82
Days w/ poor A.Q. for sensitive groups	18
Days with unhealthy air quality	3

Air quality details

Pollutant	Total
Arsenic	0.030%
Benzene	0.140%
Carbon Tetrachloride	0.070%
Lead	0.080%
Mercury	0.030%

Average monthly Westport temperature with heat index

Westport monthly precipitation with daily maximum

Westport monthly snow depth with daily maximum

Westport monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Derby, CT	12,684	41	18.0%
Shelton, CT	42,033	41	18.0%
Cos Cob, CT	7,278	43	14.0%
Milford city, CT	54,560	43	14.0%
Riverside, CT	9,108	43	14.0%
Westport, CT	28,385	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
South Laurel, MD	28,393	47	6.0%
Fort Saskatchewan, AB	28,368	n/a
Marion, IN	28,405	37	26.0%
Woolwich, ON	28,438	n/a
Tualatin, OR	28,448	38	24.0%
Westport, CT	28,385	43	14.0%

Source: The Westport, CT 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.