April 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 April

April is a cold spring month in Vail, Colorado, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 17.1°F (-8.3°C).

Temperature

In April, the average high-temperature marginally rises, from a freezing cold 31.8°F (-0.1°C) in March, to a wintry 37.9°F (3.3°C). In April, in Vail, the average low-temperature is 17.1°F (-8.3°C).

Humidity

The average relative humidity in April is 82%.

Rainfall

In Vail, in April, it is raining for 5.6 days, with typically 1.42" (36mm) of accumulated precipitation. In Vail, during the entire year, the rain falls for 82.8 days and collects up to 14.8" (376mm) of precipitation.

Snowfall

Months with snowfall are January through December. In April, it is snowing for 13.8 days. Throughout April, 10.59" (269mm) of snow is accumulated. In Vail, during the entire year, snow falls for 107.8 days, and aggregates up to 77.72" (1974mm) of snow.

Daylight

In April, the average length of the day in Vail is 13.3h.

Sunshine

In Vail, the average sunshine is 9.6h.

UV index

In April, the average daily maximum UV index in Vail is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Vail?

In April, the average relative humidity in Vail, Colorado, is 82%.

How much does it rain in Vail in April?

In Vail, Colorado, during April, the rain falls for 5.6 days and regularly aggregates up to 1.42" (36mm) of precipitation.

How many days does it snow in April in Vail?

In Vail, Colorado, in April, snow falls for 13.8 days, with typically accumulated 10.59" (269mm) of snow.

What is the average length of the day in April in Vail?

In April, the average length of the day is 13.3h.

How long on average sun shines in April in Vail?

In April, the average sunshine in Vail is 9.6h.

How high is the UV index in April in Vail?

In Vail, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.

Average temperature in April
Vail, CO

Average temperature in April - Vail, CO
  • Average high temperature in April: 37.9°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 April: 17.1°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 April
Vail, CO

Average pressure in April - Vail, CO
  • Average pressure in April: 29.94"

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 April
Vail, CO

Average wind speed in April - Vail, CO
  • Average wind speed in April: 5.6mph

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 April
Vail, CO

Average humidity in April - Vail, CO
  • Average humidity in April: 82%

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 April
Vail, CO

Average rainfall in April - Vail, CO
  • Average rainfall in April: 1.42"

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 April
Vail, CO

Average rainfall days in April - Vail, CO
  • Average rainfall days in April: 5.6 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 April
Vail, CO

Average snowfall in April - Vail, CO
  • Average snowfall in April: 10.59"

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 April
Vail, CO

Average snowfall days in April - Vail, CO
  • Average snowfall days in April: 13.8 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 April /
Average sunshine in April
Vail, CO

Average daylight in April / Average sunshine in April - Vail, CO
  • Average daylight in April: 13.3h

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 April: 9.6h

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 April
Vail, CO

Average sunshine days in April - Vail, CO
  • Average sunshine days in April: 13.8 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 April
Vail, CO

Average UV index in April - Vail, CO
  • Average UV index in April: 2

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 April
Vail, CO

Average cloud cover in April - Vail, CO
  • Average cloud cover in April: 39

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 April
Vail, CO

Average visibility in April - Vail, CO
  • Average visibility in April: 4mi

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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