August weather forecast
Harrisville, RI

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Weather in August

The last month of the summer, August, is also a moderately hot month in Harrisville, Rhode Island, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 80.1°F (26.7°C).

Temperature

August's onset brings an average high-temperature of a still warm 80.1°F (26.7°C), showing a minute difference from July's 81.7°F (27.6°C). Throughout August, Harrisville records an average temperature of 61.7°F (16.5°C) at night.

Humidity

The average relative humidity in August is 77%.

Rainfall

In Harrisville, during August, the rain falls for 13.9 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, in Harrisville, there are 141.4 rainfall days, and 23.86" (606mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Harrisville.

Daylight

In August, the average length of the day is 13h and 49min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:04 pm. On the last day of August, in Harrisville, sunrise is at 6:12 am and sunset at 7:21 pm EDT.

Sunshine

The month with the most sunshine in Harrisville is August, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index in Harrisville are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What are the temperatures in Harrisville in August?

In Harrisville, 80.1°F (26.7°C) is the average high-temperature and 61.7°F (16.5°C) is the average low-temperature during August. In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in August in Harrisville?

The average relative humidity in August in Harrisville, Rhode Island, is 77%.

How much does it rain in Harrisville in August?

In August, in Harrisville, the rain falls for 13.9 days. Throughout August, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Harrisville?

June through September are months without snowfall in Harrisville, Rhode Island.

How many hours of daylight does Harrisville have in August?

In Harrisville, the average day length in August is 13h and 49min.

When are sunrise and sunset in August in Harrisville?

On the first day of August in Harrisville, sunrise is at 5:41 am and sunset at 8:04 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 in Harrisville?

The month with the most sunshine in Harrisville is August, with an average of 10.1h of sunshine.

How many hours of sunshine does Harrisville have in August?

In Harrisville, Rhode Island, the average sunshine duration in August is 10.1h.

What are the months with the highest UV index in Harrisville?

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

How high is the UV index in August in Harrisville?

In August, the average daily maximum UV index in Harrisville is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Harrisville, RI

Average temperature in August - Harrisville, RI
  • Average high temperature in August: 80.1°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in August: 61.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in August
Harrisville, RI

Average pressure in August - Harrisville, 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).

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Average wind speed in August
Harrisville, RI

Average wind speed in August - Harrisville, RI
  • Average wind speed in August: 5.9mph

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in August
Harrisville, RI

Average humidity in August - Harrisville, RI
  • Average humidity in August: 77%

The months with the highest relative humidity are February, September and October (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Harrisville, RI

Average rainfall in August - Harrisville, RI
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in August
Harrisville, RI

Average rainfall days in August - Harrisville, RI
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (7 days).

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Average snowfall in August
Harrisville, RI

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

The month with the highest snowfall is March (3.19").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Harrisville, RI

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

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Harrisville, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Harrisville, RI

Average sunshine days in August - Harrisville, RI
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (13 days).

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Average UV index in August
Harrisville, RI

Average UV index in August - Harrisville, 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).

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Average cloud cover in August
Harrisville, RI

Average cloud cover in August - Harrisville, RI
  • Average cloud cover in August: 36

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in August
Harrisville, RI

Average visibility in August - Harrisville, RI
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).

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Harrisville, Rhode Island, USA

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