August weather forecast
Cotuit, MA

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Cotuit, Massachusetts, with an average temperature fluctuating between 73.6°F (23.1°C) and 68.4°F (20.2°C).

Temperature

August, with its average high-temperature of 73.6°F (23.1°C) and an average low-temperature of 68.4°F (20.2°C), holds the record as the warmest month.

Humidity

In August, the average relative humidity in Cotuit is 80%.

Rainfall

In Cotuit, in August, it is raining for 12.5 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 152.1 rainfall days, and 32.48" (825mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 67.5°F (19.7°C).
Note: In 67.5°F (19.7°C), swimming is not an enjoyable activity for most. As the temperature decreases from 69.8°F (21°C) to 59°F (15°C), it becomes harder to control breathing.

Daylight

In Cotuit, the average length of the day in August is 13h and 48min.
On the first day of August, sunrise is at 5:36 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:16 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.7h of sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Ward off overexposure. Defence against solar harm is crucial. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What is the hottest time of year?

August is the month when Cotuit sees the average highest temperatures, with a high of 73.6°F (23.1°C) and a low of 68.4°F (20.2°C).

What is the average August temperature?

During August, Cotuit experiences an average high-temperature of 73.6°F (23.1°C) and a low-temperature of 68.4°F (20.2°C).

What is the average humidity in August?

The average relative humidity in August is 80%.

How much does it rain in August?

In Cotuit, during August, the rain falls for 12.5 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

When is the ocean warmest?

With an average ocean temperature of 67.5°F (19.7°C), August is the month with the warmest seawater in Cotuit.

What is the ocean temperature in August?

In August, the average ocean temperature in Cotuit, Massachusetts, is 67.5°F (19.7°C). Swimming in 67.5°F (19.7°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Cotuit have in August?

In Cotuit, the average day length in August is 13h and 48min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:36 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:16 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.7h of sunshine.

How many hours of sunshine does Cotuit have in August?

In August, the average sunshine duration is 10.7h.

What is the month with the highest UV index?

The months with the highest UV index are July and 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 value of 6 to 7 symbolizes a high health risk 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
Cotuit, MA

Average temperature in August - Cotuit, MA
  • Average high temperature in August: 73.6°F

The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is August (68.4°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in August
Cotuit, MA

Average pressure in August - Cotuit, MA
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Cotuit, MA

Average wind speed in August - Cotuit, MA
  • Average wind speed in August: 9.9mph

The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).

Average humidity in August
Cotuit, MA

Average humidity in August - Cotuit, MA
  • Average humidity in August: 80%

The months with the highest relative humidity are May, June and July (82%).
The month with the lowest relative humidity is November (74%).

Average rainfall in August
Cotuit, MA

Average rainfall in August - Cotuit, MA
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Cotuit, MA

Average rainfall days in August - Cotuit, MA
  • Average rainfall days in August: 12.5 days

The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in August
Cotuit, MA

Average snowfall in August - Cotuit, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.36").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Cotuit, MA

Average snowfall days in August - Cotuit, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in August
Cotuit, MA

Average sea temperature in August - Cotuit, MA
  • Average sea temperature in August: 67.5°F

The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

Average daylight in August /
Average sunshine in August
Cotuit, MA

Average daylight in August / Average sunshine in August - Cotuit, MA
  • 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 12min).

  • Average sunshine in August: 10h and 4min

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

Average sunshine days in August
Cotuit, MA

Average sunshine days in August - Cotuit, MA
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (13 days).

Average UV index in August
Cotuit, MA

Average UV index in August - Cotuit, MA
  • Average UV index in August: 6

The months with the highest UV index are 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
Cotuit, MA

Average cloud cover in August - Cotuit, MA
  • Average cloud cover in August: 28

The months with the most cloud cover are March and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Cotuit, MA

Average visibility in August - Cotuit, MA
  • 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).

Cotuit, Massachusetts, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location