August weather forecast
Westbrook, CT

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Weather in August

As Westbrook moves into August, the tantrums of the peak summer heat subside slightly. Although the retreat in temperature is mild, it makes summer more manageable and enjoyable. Preferred clothings are still light summer attires as the sea temperature rises to a warm and inviting 72.1°F (22.3°C). This period still allows for nearly all outdoor activities without any major weather disturbances. Become lost in the natural beauty that engulfs the city’s parks and countryside, while savoring every sun-soaked moment.

Temperature

Westbrook starts August with an average high-temperature of a still warm 78.6°F (25.9°C), a minor shift from July's 79.7°F (26.5°C). In August, Westbrook records an average nighttime temperature of 65.7°F (18.7°C).

Humidity

In August, the average relative humidity in Westbrook is 77%.

Rainfall

In Westbrook, Connecticut, during August, the rain falls for 16.4 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in Westbrook, there are 166.2 rainfall days, and 34.8" (884mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Ocean temperature

With an average ocean temperature of 72.1°F (22.3°C), August is the month with the warmest seawater in Westbrook.
Note: Swimming in 72.1°F (22.3°C) water can be enjoyable based on one's cold tolerance and conditions like sunshine, wind, and ambient temperature. (Olympic swimmers compete in waters between 77°F (25°C) and 82.4°F (28°C).)

Daylight

The average length of the day in August in Westbrook is 13h and 47min.
On the first day of August, sunrise is at 5:45 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:23 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.6h of sunshine.

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 unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Resist overexposure. Safeguarding from solar damage is indispensable. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Attention! UV radiation is markedly stronger with water and sand reflections.
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Frequently asked questions

What are the temperatures in Westbrook in August?

Westbrook in August has an average high-temperature of 78.6°F (25.9°C) and an average low-temperature of 65.7°F (18.7°C).

What is the average humidity in August in Westbrook?

The average relative humidity in August in Westbrook, Connecticut, is 77%.

How many days does it rain in August in Westbrook?

In Westbrook, Connecticut, during August, the rain falls for 16.4 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Westbrook?

In Westbrook, snow does not fall in June through October.

What month is the ocean warmest in Westbrook?

The month with the warmest seawater in Westbrook, Connecticut, is August, with an average ocean temperature of 72.1°F (22.3°C).

How warm is the water in August in Westbrook?

In Westbrook, Connecticut, the average seawater temperature in August is 72.1°F (22.3°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 72.1°F (22.3°C) water.

How many hours of daylight does Westbrook have in August?

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

When is the sunrise / sunset in August in Westbrook?

On the first day of August in Westbrook, Connecticut, sunrise is at 5:45 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:23 pm EDT.

What month has the most sunshine in Westbrook?

August has the most sunshine of the year, with an average of 10.6h of sunshine.

How long on average sun shines in August in Westbrook?

In Westbrook, the average sunshine duration in August is 10.6h.

What is the month with the highest UV index in Westbrook?

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

What is the UV index intensity in August in Westbrook?

In Westbrook, Connecticut, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
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
Westbrook, CT

Average temperature in August - Westbrook, CT
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in August
Westbrook, CT

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Westbrook, CT

Average wind speed in August - Westbrook, CT
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in August
Westbrook, CT

Average humidity in August - Westbrook, CT
  • Average humidity in August: 77%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in August
Westbrook, CT

Average rainfall in August - Westbrook, CT
  • Average rainfall in August: 2.91"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Westbrook, CT

Average rainfall days in August - Westbrook, CT
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).

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Average snowfall in August
Westbrook, CT

Average snowfall in August - Westbrook, CT
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Westbrook, CT

Average snowfall days in August - Westbrook, CT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in August
Westbrook, CT

Average sea temperature in August - Westbrook, CT
  • Average sea temperature in August: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).

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Average daylight in August /
Average sunshine in August
Westbrook, CT

Average daylight in August / Average sunshine in August - Westbrook, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in August
Westbrook, CT

Average sunshine days in August - Westbrook, CT
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in August
Westbrook, CT

Average UV index in August - Westbrook, 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).

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Average cloud cover in August
Westbrook, CT

Average cloud cover in August - Westbrook, 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).

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Average visibility in August
Westbrook, CT

Average visibility in August - Westbrook, 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).

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Westbrook, Connecticut, USA

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