August weather forecast
Bristol, RI

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Weather in August

In August, the weather in Bristol continues to bask in the glory of summer, barely showing any shift from July's heat pattern. The unique charm of August lies in its sunshine, boasting a notable 10.6 hours of radiant sun on average. The clear blue skies and lengthy daylight hours provide an excellent backdrop for all sorts of outdoor activities and summer festivals. The city retains its dynamic summer spirit, compensating for the heat with the beauty of illuminated evenings. Winds sweep across the region in gentle gusts, brushing the heated ambience with a refreshing cool.

Temperature

As Bristol transitions into August, the average high-temperature stands at a still warm 78.6°F (25.9°C), offering little variation from the preceding month. During August, the nighttime temperature averages to a refreshing 64.9°F (18.3°C).

Humidity

In August, the average relative humidity in Bristol is 77%.

Rainfall

In Bristol, during August, the rain falls for 11.8 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 135.4 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Bristol.

Daylight

The average length of the day in August is 13h and 48min.
On the first day of August in Bristol, Rhode Island, sunrise is at 5:40 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:19 pm EDT.

Sunshine

August has the most sunshine of the year in Bristol, 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 in Bristol. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 6 in August transforms into this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the temperature in August in Bristol?

In Bristol, in August, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 64.9°F (18.3°C).

What is the average humidity in August in Bristol?

The average relative humidity in August is 77%.

How much does it rain in Bristol in August?

In Bristol, Rhode Island, in August, during 11.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Bristol?

In Bristol, Rhode Island, snow does not fall in June through October.

How many hours of daylight does Bristol have in August?

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

When are sunrise and sunset in August in Bristol?

In August, on the first day of the month, sunrise is at 5:40 am and sunset at 8:02 pm. On the last day of the month, in Bristol, sunrise is at 6:10 am and sunset at 7:19 pm EDT.

What month has the most sunshine in Bristol?

With an average of 10.6h of sunshine, August has the most sunshine of the year in Bristol, Rhode Island.

How long on average sun shines in August in Bristol?

The average sunshine duration in August in Bristol, Rhode Island, is 10.6h.

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

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

How high is the UV index in August in Bristol?

In August, the average daily maximum UV index in Bristol, Rhode Island, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Bristol, RI

Average temperature in August - Bristol, RI
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in August: 64.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in August
Bristol, RI

Average pressure in August - Bristol, 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
Bristol, RI

Average wind speed in August - Bristol, RI
  • Average wind speed in August: 7.3mph

The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

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Average humidity in August
Bristol, RI

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

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in August
Bristol, RI

Average rainfall in August - Bristol, RI
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").

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Average rainfall days in August
Bristol, RI

Average rainfall days in August - Bristol, RI
  • Average rainfall days in August: 11.8 days

The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in August
Bristol, RI

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

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Bristol, RI

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

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Bristol, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in August
Bristol, RI

Average sunshine days in August - Bristol, RI
  • Average sunshine days in August: 16.1 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index in August
Bristol, RI

Average UV index in August - Bristol, 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).

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Average cloud cover in August
Bristol, RI

Average cloud cover in August - Bristol, RI
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Bristol, RI

Average visibility in August - Bristol, 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).

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Bristol, Rhode Island, USA

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