West Haven, CT Weather Forecast & Monthly Average Temperatures

TEMPERATURE	35
HUMIDITY	54
PRESSURE	30.26
WIND COND.	250 6.9

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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"

Did you know?

The highest monthly average temperature in West Haven for July is 75 degrees.
The lowest monthly average temperature in West Haven for January is 32 degrees.
The most monthly precipitation in West Haven occurs in June with 4.7 inches.
The air quality index in West Haven is 1% better than the national average.
The pollution index in West Haven is 186% worse than the national average.

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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	49	43	50
Pollution index	14,500,300	7,127,531	5,066,862

West Haven air quality information

Measurement	Total
Days measured	365
Days with good air quality	194
Days with moderate air quality	161
Days w/ poor A.Q. for sensitive groups	10
Days with unhealthy air quality

West Haven air quality information

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, State	Population	Air Quality Index	National Avg.
Milford city, CT	52,005	47	6%
Stratford, CT	52,300	47	6%
Bridgeport, CT	147,022	47	6%
Trumbull, CT	36,477	47	6%
Derby, CT	12,755	49	2%
West Haven, CT	54,972	49	2%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Paramount, CA	54,941	74	48%
Shoreline, WA	55,021	49	2%
Port Arthur, TX	54,913	44	12%
Hanford, CA	54,912	68	36%
Aloha, OR	54,908	38	24%
West Haven, CT	54,972	49	2%

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.