August weather forecast
Cranston, RI

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Weather in August

As August arrives, temperatures start their slow descent away from July's peaks, slipping to 79.7°F (26.5°C), offering slight relief to the residents. While still nestled firmly within the summer season, rain showers become slightly more prevalent. Cloud coverage begins to increase compared to the previous month, subtly signaling the inevitable transit of seasons. Despite the temperature drop, August still enjoys ample sunshine and daylight hours. The weather supports both basking in the sun and curling up indoors with a book, offering both options on the summer palette.

Temperature

The advent of August signifies a minor shift to an average high-temperature of a still warm 79.7°F (26.5°C), aligning closely with July. An average low-temperature of 63.7°F (17.6°C) is recorded in the month of August in Cranston, Rhode Island.

Humidity

In Cranston, Rhode Island, the average relative humidity in August is 76%.

Rainfall

In August, in Cranston, the rain falls for 5.7 days. Throughout August, 0.35" (9mm) of precipitation is accumulated. In Cranston, during the entire year, the rain falls for 59.1 days and collects up to 5.04" (128mm) of precipitation.

Snowfall

April, June through October are months without snowfall in Cranston, Rhode Island.

Daylight

In Cranston, the average length of the day in August is 13h and 49min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:03 pm. On the last day of August, in Cranston, sunrise is at 6:11 am and sunset at 7:20 pm EDT.

Sunshine

The month with the most sunshine in Cranston is August, with an average of 10.5h 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 estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August in Cranston?

In Cranston, in August, the average high-temperature is 79.7°F (26.5°C), and the average low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is evaluated at 86°F (30°C).

What is the average humidity in August in Cranston?

In August, the average relative humidity in Cranston is 76%.

How many days does it rain in August in Cranston?

In August, in Cranston, Rhode Island, the rain falls for 5.7 days. Throughout August, 0.35" (9mm) of precipitation is accumulated.

When it does not snow in Cranston?

April, June through October are months without snowfall.

How many hours of daylight does Cranston have in August?

In Cranston, Rhode Island, the average day length in August is 13h and 49min.

What time are sunrise and sunset in August in Cranston?

On the first day of August in Cranston, Rhode Island, sunrise is at 5:40 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:20 pm EDT.

What month has the most sunshine in Cranston?

August has the most sunshine of the year, with an average of 10.5h of sunshine.

How long on average sun shines in August in Cranston?

In August, the average sunshine duration in Cranston, Rhode Island, is 10.5h.

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

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

What is the UV index intensity in August in Cranston?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Cranston, RI

Average temperature in August - Cranston, RI
  • Average high temperature in August: 79.7°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in August
Cranston, RI

Average pressure in August - Cranston, RI
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Cranston, RI

Average wind speed in August - Cranston, RI
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in August
Cranston, RI

Average humidity in August - Cranston, RI
  • Average humidity in August: 76%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in August
Cranston, RI

Average rainfall in August - Cranston, RI
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (0.59").
The driest month (with the least rainfall) is September (0.12").

Average rainfall days in August
Cranston, RI

Average rainfall days in August - Cranston, RI
  • Average rainfall days in August: 5.7 days

The month with the highest number of rainy days is July (6.6 days).
The month with the least rainy days is January (3 days).

Average snowfall in August
Cranston, RI

Average snowfall in August - Cranston, RI
  • Average snowfall in August: 0"

The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in August
Cranston, RI

Average snowfall days in August - Cranston, RI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Cranston, RI

Average daylight in August / Average sunshine in August - Cranston, RI
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Cranston, RI

Average sunshine days in August - Cranston, RI
  • Average sunshine days in August: 22.2 days

The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is July (21.2 days).

Average UV index in August
Cranston, RI

Average UV index in August - Cranston, 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, November and December (UV index 2).

Average cloud cover in August
Cranston, RI

Average cloud cover in August - Cranston, RI
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Cranston, RI

Average visibility in August - Cranston, 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).

Cranston, Rhode Island, USA

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