August weather forecast
South Burlington, VT

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Weather in August

Traditionally the hottest month, August in South Burlington stays true to its reputation. Temperatures fluctuate from 56.1°F (13.4°C) to 76.6°F (24.8°C) across the city, giving life to an atmosphere of exceedingly warm weather. Humidity climbs to 78%, and the UV index remains consistently high. Meanwhile, August challenges July's dominance by showcasing ten full hours of sunlight. The month continues with long days, short nights, and a significant decrease in rainfall.

Temperature

With August's arrival, South Burlington notes an average high-temperature of a still warm 76.6°F (24.8°C), closely following the trend of the preceding month. During August, the nighttime temperature averages of 56.1°F (13.4°C).

Humidity

In South Burlington, the average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 15.6 days. Throughout August, 1.89" (48mm) of precipitation is accumulated. In South Burlington, during the entire year, the rain falls for 153.4 days and collects up to 17.01" (432mm) of precipitation.

Snowfall

In South Burlington, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 59min.
On the first day of August in South Burlington, sunrise is at 5:40 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:30 pm EDT.

Sunshine

In South Burlington, the average sunshine in August is 10.1h.

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 moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in August translates into this advice:
Adopt protective measures - It is advised to guard against sun damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The high-temperature during August is 76.6°F (24.8°C) and the low-temperature is 56.1°F (13.4°C).

What is the average humidity in August?

In South Burlington, the average relative humidity in August is 78%.

How many days does it rain in August?

In August, the rain falls for 15.6 days. Throughout August, 1.89" (48mm) of precipitation is accumulated.

When it does not snow?

In South Burlington, snow does not fall in June through September.

What is the average length of the day in August?

The average day length in August is 13h and 59min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:40 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:30 pm EDT.

How many hours of sunshine does South Burlington have in August?

The average sunshine duration in August is 10.1h.

What are the months with the highest UV index?

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 August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
South Burlington, VT

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

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in August
South Burlington, VT

Average pressure in August - South Burlington, 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).

Average wind speed in August
South Burlington, VT

Average wind speed in August - South Burlington, VT
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in August
South Burlington, VT

Average humidity in August - South Burlington, VT
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (75%).

Average rainfall in August
South Burlington, VT

Average rainfall in August - South Burlington, VT
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is June (2.09").
The driest month (with the least rainfall) is February (0.87").

Average rainfall days in August
South Burlington, VT

Average rainfall days in August - South Burlington, VT
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in August
South Burlington, VT

Average snowfall in August - South Burlington, VT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (5.16").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
South Burlington, VT

Average snowfall days in August - South Burlington, VT
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
South Burlington, VT

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 0min).

Average sunshine days in August
South Burlington, VT

Average sunshine days in August - South Burlington, VT
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (7.3 days).

Average UV index in August
South Burlington, VT

Average UV index in August - South Burlington, 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).

Average cloud cover in August
South Burlington, VT

Average cloud cover in August - South Burlington, VT
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 70).
The months with the least cloud cover are July, August and September (Cloud cover 35).

Average visibility in August
South Burlington, VT

Average visibility in August - South Burlington, VT
  • Average visibility in August: 5mi

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

South Burlington, Vermont, USA

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