August weather forecast
West Haven, CT

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Weather in August

August maintains the intense summer aura in West Haven, although the heat tends to drop slightly. The city enters a brief cool-down phase which prepares it for the approaching autumn. Despite the high temperatures, the city's coastal nature provides a refreshing ocean breeze. Evidently, the humidity doesn't wane but the rainfall increases, making summer afternoons pleasant after brief showers. Commemorating the final days of summer, people throng the city's beaches and parks.

Temperature

The arrival of August in West Haven sees a recorded average high-temperature of a still moderately hot 79.7°F (26.5°C), showing little divergence from the previous month's conditions. An average low-temperature of 66.9°F (19.4°C) is noted during the month of August.

Humidity

The average relative humidity in August is 74%.

Rainfall

In August, the rain falls for 17.1 days. Throughout August, 3.15" (80mm) of precipitation is accumulated. In West Haven, during the entire year, the rain falls for 167.2 days and collects up to 35.71" (907mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In West Haven, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:08 pm. On the last day of August, sunrise is at 6:17 am and sunset at 7:25 pm EDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 6 in August transforms into this advice:
Guard against overexposure. Protection from sun-induced harm is essential. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What is the usual temperature for West Haven in August?

In August, in West Haven, the average high-temperature is 79.7°F (26.5°C), and the average low-temperature is 66.9°F (19.4°C).

What is the average humidity in August?

In August, the average relative humidity is 74%.

How much does it rain in August?

In West Haven, during August, the rain falls for 17.1 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When it does not snow?

May through October are months without snowfall in West Haven.

What is the average length of the day in August?

In August, the average day length is 13h and 47min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:47 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:25 pm EDT.

How many hours of sunshine does West Haven have in August?

In West Haven, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
West Haven, CT

Average temperature in August - West Haven, CT
  • Average high temperature in August: 79.7°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 66.9°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in August
West Haven, CT

Average pressure in August - West Haven, CT
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
West Haven, CT

Average wind speed in August - West Haven, CT
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in August
West Haven, CT

Average humidity in August - West Haven, CT
  • Average humidity in August: 74%

The months with the highest relative humidity are February, May and June (76%).
The months with the lowest relative humidity are April and November (72%).

Average rainfall in August
West Haven, CT

Average rainfall in August - West Haven, CT
  • Average rainfall in August: 3.15"

The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in August
West Haven, CT

Average rainfall days in August - West Haven, CT
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (9.4 days).

Average snowfall in August
West Haven, CT

Average snowfall in August - West Haven, CT
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
West Haven, CT

Average snowfall days in August - West Haven, CT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
West Haven, CT

Average daylight in August / Average sunshine in August - West Haven, CT
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in August
West Haven, CT

Average sunshine days in August - West Haven, CT
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is August (11.3 days).

Average UV index in August
West Haven, CT

Average UV index in August - West Haven, CT
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
West Haven, CT

Average cloud cover in August - West Haven, CT
  • Average cloud cover in August: 29

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
West Haven, CT

Average visibility in August - West Haven, CT
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

West Haven, Connecticut, USA

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