August weather forecast
Shelter Harbor, RI

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Weather in August

August, the last month of the summer in Shelter Harbor, is also a moderately hot month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 66.4°F (19.1°C).

Temperature

August commences with an average high-temperature of a still moderately hot 77.5°F (25.3°C), showing little deviation from July's 77.7°F (25.4°C). In Shelter Harbor, in August, the average low-temperature is an enjoyable 66.4°F (19.1°C).

Humidity

The average relative humidity in August is 78%.

Rainfall

In Shelter Harbor, Rhode Island, during August, the rain falls for 16.1 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Shelter Harbor, during the entire year, the rain falls for 154.6 days and collects up to 31.54" (801mm) of precipitation.

Snowfall

In Shelter Harbor, snow does not fall in May through October.

Daylight

In Shelter Harbor, the average length of the day in August is 13h and 47min.
On the first day of August, sunrise is at 5:42 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:21 pm EDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 in August translates into these instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature, in August, in Shelter Harbor, records 77.5°F (25.3°C), while the low-temperature is 66.4°F (19.1°C).

What is the average humidity in August?

In Shelter Harbor, the average relative humidity in August is 78%.

How much does it rain in August?

In Shelter Harbor, in August, during 16.1 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

In Shelter Harbor, Rhode Island, snow does not fall in May through October.

How many hours of daylight does Shelter Harbor have in August?

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

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:42 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:21 pm EDT.

What month has the most sunshine?

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 Shelter Harbor?

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

When is the highest UV index in Shelter Harbor?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Shelter Harbor, RI

Average temperature in August - Shelter Harbor, RI
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 66.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in August
Shelter Harbor, RI

Average pressure in August - Shelter Harbor, RI
  • 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).

Average wind speed in August
Shelter Harbor, RI

Average wind speed in August - Shelter Harbor, RI
  • Average wind speed in August: 8.3mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

Average humidity in August
Shelter Harbor, RI

Average humidity in August - Shelter Harbor, RI
  • Average humidity in August: 78%

The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).

Average rainfall in August
Shelter Harbor, RI

Average rainfall in August - Shelter Harbor, RI
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in August
Shelter Harbor, RI

Average rainfall days in August - Shelter Harbor, RI
  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in August
Shelter Harbor, RI

Average snowfall in August - Shelter Harbor, RI
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Shelter Harbor, RI

Average snowfall days in August - Shelter Harbor, RI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Shelter Harbor, RI

Average daylight in August / Average sunshine in August - Shelter Harbor, RI
  • 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 36min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in August
Shelter Harbor, RI

Average sunshine days in August - Shelter Harbor, RI
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (11 days).

Average UV index in August
Shelter Harbor, RI

Average UV index in August - Shelter Harbor, RI
  • 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 and December (UV index 2).

Average cloud cover in August
Shelter Harbor, RI

Average cloud cover in August - Shelter Harbor, RI
  • Average cloud cover in August: 28

The months with the most cloud cover are March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Shelter Harbor, RI

Average visibility in August - Shelter Harbor, RI
  • 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).

Shelter Harbor, Rhode Island, USA

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