West Haven, CT Weather - Forecast & Monthly Averages

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TEMPERATURE	66
HUMIDITY	84
PRESSURE	101420
WIND COND.	340 7.6

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Weather Quick Facts

The highest monthly average temperature in West Haven for July is 74.9 degrees
The lowest monthly average temperature in West Haven for January is 31.5 degrees
The most monthly precipitation in West Haven occurs in June with 4.7 inches
The air quality index in West Haven is 3% better than the national average
The pollution index in West Haven is 432% worse than the national average

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West Haven 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	40°F	32°F	2.6"
February	23°F	41°F	32°F	2.8"
March	30°F	48°F	39°F	3.4"
April	40°F	60°F	50°F	4.5"
May	50°F	69°F	59°F	3.8"
June	60°F	78°F	68°F	4.7"
July	66°F	84°F	75°F	3.1"
August	64°F	82°F	74°F	3.7"
September	58°F	77°F	67°F	3.2"
October	47°F	66°F	57°F	4.5"
November	37°F	55°F	46°F	2.9"
December	30°F	45°F	37°F	4.2"

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West Haven 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	West Haven	Connecticut	National
Air quality index	41	43	42
Pollution index	14,500,300	8,629,883	2,726,193

West Haven air quality

Measurement	Total
Days measured	365
Days with good air quality	280
Days with moderate air quality	71
Days w/ poor A.Q. for sensitive groups	12
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	0.030%
Benzene	0.140%
Carbon Tetrachloride	0.050%
Lead	0.080%
Mercury	0.060%

Average monthly West Haven temperature with heat index

West Haven monthly precipitation with daily maximum

West Haven monthly snow depth with daily maximum

West Haven monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Naugatuck, CT	31,201	41	18.0%
New Haven, CT	130,381	41	18.0%
Orange, CT	13,928	41	18.0%
Woodmont, CT	1,601	41	18.0%
Wallingford Center, CT	18,948	41	18.0%
West Haven, CT	54,666	41	18.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Normal, IL	54,699	44	12.0%
Port Arthur, TX	54,705	45	10.0%
Brookhaven, GA	54,727	52	4.0%
Burlington, NC	54,534	31	38.0%
Lenexa, KS	54,804	47	6.0%
West Haven, CT	54,666	41	18.0%

Source: The West Haven, 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.