Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The arrival of August denotes a barely perceptible change in the average high-temperatures to a still moderately hot 80.1°F (26.7°C) from July's 81.7°F (27.6°C). Throughout August, the temperature tends to fall to a consistent average low of 61.7°F (16.5°C).Humidity
The average relative humidity in August is 77%.Rainfall
In August, the rain falls for 13.9 days. Throughout August, 1.85" (47mm) of precipitation is accumulated. 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.Daylight
The average length of the day in August is 13h and 49min.On the first day of August, 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.
Sunshine
The month with the most sunshine is August, with an average of 10.1h 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 value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 6 in August translates into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August?
When is the sunrise / sunset in August?
What month has the most sunshine?
How many hours of sunshine does Harrisville have in August?
What are the months with the highest UV index?
What is the UV index reading in August?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Harrisville, Rhode Island, USA
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