August weather forecast
Bristol, VT

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Weather in August

The last month of the summer, August, is also a moderately hot month in Bristol, Vermont, with an average temperature ranging between max 76.6°F (24.8°C) and min 55°F (12.8°C).

Temperature

Bristol experiences an average high-temperature of a still warm 76.6°F (24.8°C) in August, marking an insignificant shift from 78.4°F (25.8°C) in July. Bristol logs a substantial downturn to a fresh 55°F (12.8°C) during August nights, a considerable shift from daytime highs.

Humidity

In Bristol, Vermont, the average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 17 days. Throughout August, 2.64" (67mm) of precipitation is accumulated. Throughout the year, in Bristol, Vermont, there are 175.7 rainfall days, and 30.47" (774mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August in Bristol is 13h and 58min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:15 am and sunset at 7:29 pm EDT.

Sunshine

The average sunshine in August in Bristol, Vermont, is 9.9h.

UV index

The months with the highest UV index in Bristol are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What are August temperatures in Bristol?

The high-temperature in Bristol during August is 76.6°F (24.8°C) and the low-temperature is 55°F (12.8°C).

What is the average humidity in August in Bristol?

The average relative humidity in August in Bristol is 78%.

How much does it rain in Bristol in August?

In Bristol, Vermont, during August, the rain falls for 17 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow in Bristol?

In Bristol, snow does not fall in June through September.

What is the average length of the day in August in Bristol?

The average day length in August in Bristol is 13h and 58min.

When are sunrise and sunset in August in Bristol?

On the first day of August, sunrise is at 5:40 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:29 pm EDT.

How long on average sun shines in August in Bristol?

The average sunshine duration in August is 9.9h.

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

The months with the highest UV index in Bristol are May through August, with an average maximum UV index of 5.

What is the UV index reading in August in Bristol?

In Bristol, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Bristol, VT

Average temperature in August - Bristol, VT
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in August: 55°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in August
Bristol, VT

Average pressure in August - Bristol, VT
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Bristol, VT

Average wind speed in August - Bristol, VT
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in August
Bristol, VT

Average humidity in August - Bristol, VT
  • Average humidity in August: 78%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (76%).

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Average rainfall in August
Bristol, VT

Average rainfall in August - Bristol, VT
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in August
Bristol, VT

Average rainfall days in August - Bristol, VT
  • Average rainfall days in August: 17 days

The month with the highest number of rainy days is June (19.2 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in August
Bristol, VT

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

The month with the highest snowfall is February (11.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Bristol, VT

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

The month with the highest number of snowfall days is January (21.3 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
Bristol, VT

Average daylight in August / Average sunshine in August - Bristol, VT
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).

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Average sunshine days in August
Bristol, VT

Average sunshine days in August - Bristol, VT
  • Average sunshine days in August: 11.7 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.7 days).

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Average UV index in August
Bristol, VT

Average UV index in August - Bristol, VT
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Bristol, VT

Average cloud cover in August - Bristol, VT
  • Average cloud cover in August: 37

The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in August
Bristol, VT

Average visibility in August - Bristol, VT
  • Average visibility in August: 5mi

The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).

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Bristol, Vermont, USA

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