August weather forecast and climate
Vail, CO

Sunrise over Vail, Colorado hitting the slope of a mountain with nearby golden colored trees and a hill in the distance
Sunrise over Vail, Colorado hitting the slope of a mountain with nearby golden colored trees and a hill in the distance

Weather in August

August, the last month of the summer, in Vail, is another pleasant month, with average temperature ranging between max 68.5°F (20.3°C) and min 39.2°F (4°C).

Temperature

In Vail, the average high-temperature is essentially the same as in July - a still agreeable 68.5°F (20.3°C). In Vail, the average low-temperature is 39.2°F (4°C).

Humidity

The average relative humidity in August is 56%.

Rainfall

In Vail, Colorado, during 12.5 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. In Vail, during the entire year, the rain falls for 82.8 days and collects up to 14.8" (376mm) of precipitation.

Snowfall

January through December are months with snowfall in Vail. In Vail, Colorado, in August, snow falls for 1 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, in Vail, there are 107.8 snowfall days, and 77.72" (1974mm) of snow is accumulated.

Daylight

The average length of the day in August is 13.7h.

Sunshine

The average sunshine in August is 11.7h.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in August interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in August in Vail?

In Vail, Colorado, in August, the average high-temperature is 68.5°F (20.3°C), and the average low-temperature is 39.2°F (4°C).

What is the average humidity in August in Vail?

In Vail, Colorado, the average relative humidity in August is 56%.

How much does it rain in Vail in August?

In Vail, Colorado, during August, the rain falls for 12.5 days and regularly aggregates up to 1.22" (31mm) of precipitation.

How many days does it snow in August in Vail?

In August, it is snowing for 1 days. Throughout August, 0.16" (4mm) of snow is accumulated.

How many hours of daylight does Vail have in August?

In Vail, Colorado, the average length of the day in August is 13.7h.

How many hours of sunshine does Vail have in August?

In Vail, Colorado, the average sunshine in August is 11.7h.

When is the highest UV index in Vail?

June through August, with an average maximum UV index of 4, are months with the highest UV index in Vail.

What is the UV index intensity in August in Vail?

In Vail, Colorado, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in August
Vail, CO

Average temperature in August - Vail, CO
  • Average high temperature in August: 68.5°F

The warmest month (with the highest average high temperature) is July (70.3°F).
Months with the lowest average high temperature are January and December (24.1°F).

  • Average low temperature in August: 39.2°F

The month with the highest average low temperature is July (41.4°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).

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Average pressure in August
Vail, CO

Average pressure in August - Vail, CO
  • Average pressure in August: 30.06"

The month with the highest atmospheric pressure is January (30.21").
Months with the lowest atmospheric pressure are April and May (29.94").

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Average wind speed in August
Vail, CO

Average wind speed in August - Vail, CO
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in August
Vail, CO

Average humidity in August - Vail, CO
  • Average humidity in August: 56%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is June (51%).

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Average rainfall in August
Vail, CO

Average rainfall in August - Vail, CO
  • Average rainfall in August: 1.22"

The wettest months (with the highest rainfall) are May and July (1.77").
The driest month (with the least rainfall) is November (0.71").

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Average rainfall days in August
Vail, CO

Average rainfall days in August - Vail, CO
  • Average rainfall days in August: 12.5 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (1.6 days).

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Average snowfall in August
Vail, CO

Average snowfall in August - Vail, CO
  • Average snowfall in August: 0.16"

The month with the highest snowfall is February (11.38").
The month with the least snowfall is July (0.12").

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Average snowfall days in August
Vail, CO

Average snowfall days in August - Vail, CO
  • Average snowfall days in August: 1 days

The month with the highest number of snowfall days is February (16 days).
The month with the least snowfall days is July (0.3 days).

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Average daylight in August /
Average sunshine in August
Vail, CO

Average daylight in August / Average sunshine in August - Vail, CO
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 11.7h

The month with the most sunshine is June (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 5.5h).

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Average sunshine days in August
Vail, CO

Average sunshine days in August - Vail, CO
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in August
Vail, CO

Average UV index in August - Vail, CO
  • Average UV index in August: 4

Months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Vail, CO

Average cloud cover in August - Vail, CO
  • Average cloud cover in August: 18

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 15).

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Average visibility in August
Vail, CO

Average visibility in August - Vail, CO
  • Average visibility in August: 6mi

Months with the highest visibility are May, June, July, August, September and October (6mi).
Months with the lowest visibility are January, February, March, April and December (4mi).

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