August weather forecast
Brattleboro, VT

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A hilly landscape in Brattleboro, Vermont, with scenic light green vegetation around the old buildings and cascades
A hilly landscape in Brattleboro, Vermont, with scenic light green vegetation around the old buildings and cascades

Weather in August

August weather in Brattleboro, Vermont, echoes July's conditions but with a milder approach. The high temperatures start their descent from peak summer levels, indicating the onset of autumn. The average high and low temperatures drop slightly to 77.9°F (25.5°C) and 56.8°F (13.8°C), respectively. Rainfall interspersed with sunshine creates a blend of warmth and coolness, enhancing comfort levels. August's weather acts as a gentle buffer between the intense summer heat and the approaching cool autumn.

Temperature

As July transitions into August, the average high-temperature rests at a still warm 77.9°F (25.5°C), maintaining a close resemblance to the previous month. During the month of August, Brattleboro's nighttime temperature lowers to an average of 56.8°F (13.8°C).

Humidity

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

Rainfall

In August, in Brattleboro, the rain falls for 8.4 days. Throughout August, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 91.5 rainfall days, and 7.8" (198mm) of precipitation is accumulated.

Snowfall

In Brattleboro, snow does not fall in May through September.

Daylight

In August, the average length of the day in Brattleboro is 13h and 53min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:10 pm. On the last day of August, sunrise is at 6:14 am and sunset at 7:26 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.3h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are August temperatures in Brattleboro?

In August, the average high-temperature and low-temperature in Brattleboro, Vermont, are 77.9°F (25.5°C) and 56.8°F (13.8°C) respectively.

What is the average humidity in August in Brattleboro?

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

How much does it rain in Brattleboro in August?

In Brattleboro, Vermont, in August, it is raining for 8.4 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow in Brattleboro?

In Brattleboro, Vermont, snow does not fall in May through September.

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

In Brattleboro, the average day length in August is 13h and 53min.

When are sunrise and sunset in August in Brattleboro?

On the first day of August in Brattleboro, sunrise is at 5:42 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:26 pm EDT.

What month has the most sunshine in Brattleboro?

The month with the most sunshine in Brattleboro is August, with an average of 10.3h of sunshine.

How many hours of sunshine does Brattleboro have in August?

In Brattleboro, the average sunshine duration in August is 10.3h.

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

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

How high is the UV index in August in Brattleboro?

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

Average temperature in August - Brattleboro, VT
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in August
Brattleboro, VT

Average pressure in August - Brattleboro, VT
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Brattleboro, VT

Average wind speed in August - Brattleboro, VT
  • Average wind speed in August: 5.1mph

The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in August
Brattleboro, VT

Average humidity in August - Brattleboro, VT
  • Average humidity in August: 77%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Brattleboro, VT

Average rainfall in August - Brattleboro, VT
  • Average rainfall in August: 0.51"

The wettest month (with the highest rainfall) is November (0.87").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days in August
Brattleboro, VT

Average rainfall days in August - Brattleboro, VT
  • Average rainfall days in August: 8.4 days

The month with the highest number of rainy days is May (10 days).
The months with the least rainy days are January and February (4.3 days).

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Average snowfall in August
Brattleboro, VT

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

The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Brattleboro, VT

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

The month with the highest number of snowfall days is February (7.8 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
Brattleboro, VT

Average daylight in August / Average sunshine in August - Brattleboro, VT
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in August
Brattleboro, VT

Average sunshine days in August - Brattleboro, VT
  • Average sunshine days in August: 19.6 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (17.6 days).

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Average UV index in August
Brattleboro, VT

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

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

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Average cloud cover in August
Brattleboro, VT

Average cloud cover in August - Brattleboro, VT
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Brattleboro, VT

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

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

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Brattleboro, Vermont, USA

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