Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
With the onset of April, the average high-temperature subtly transitions from a wintry 32°F (0°C) in March to a still cold 37.9°F (3.3°C). Aspen's daily high temperature significantly diverges from the consistently recorded temperature low averaging a subzero cold 16°F (-8.9°C) in April.Humidity
The average relative humidity in April in Aspen is 82%.Rainfall
In Aspen, in April, it is raining for 7.3 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, there are 72.4 rainfall days, and 4.33" (110mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Aspen, in April, snow falls for 11 days, with typically accumulated 1.97" (50mm) of snow. Throughout the year, there are 83.2 snowfall days, and 19.45" (494mm) of snow is accumulated.Daylight
In Aspen, the average length of the day in April is 13h and 16min.On the first day of the month, sunrise is at 6:50 am and sunset at 7:31 pm. On the last day of April, sunrise is at 6:08 am and sunset at 7:59 pm MDT.
Sunshine
The average sunshine in April is 9.6h.UV index
In April, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 in April translates into this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold is it in Aspen in April?
What is the average humidity in April in Aspen?
How many days does it rain in April in Aspen?
How much does it snow in Aspen in April?
How many hours of daylight does Aspen have in April?
When is the sunrise / sunset in April in Aspen?
How long on average sun shines in April in Aspen?
What is the UV index intensity in April in Aspen?
Average temperature in April
Aspen, CO
- Average high temperature in April: 37.9°F
The warmest month (with the highest average high temperature) is July (69.4°F).
The months with the lowest average high temperature are January and December (24.4°F).
- Average low temperature in April: 16°F
The month with the highest average low temperature is July (40.5°F).
The coldest month (with the lowest average low temperature) is January (2.1°F).
Average pressure in April
Aspen, CO
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are April and May (29.95"Hg).
Average wind speed in April
Aspen, CO
- Average wind speed in April: 5.5mph
The windiest month (with the highest average wind speed) is June (6.2mph).
The calmest months (with the lowest average wind speed) are January and August (4.5mph).
Average humidity in April
Aspen, CO
- Average humidity in April: 82%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is June (51%).
Average rainfall in April
Aspen, CO
- Average rainfall in April: 0.35"
The wettest months (with the highest rainfall) are March and July (0.51").
The driest month (with the least rainfall) is September (0.2").
Average rainfall days in April
Aspen, CO
- Average rainfall days in April: 7.3 days
The month with the highest number of rainy days is July (12.1 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in April
Aspen, CO
- Average snowfall in April: 1.97"
The month with the highest snowfall is March (3.98").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Aspen, CO
- Average snowfall days in April: 11 days
The month with the highest number of snowfall days is February (12.8 days).
The months with the least snowfall days are July and August (0.1 days).
Average daylight in April /
Average sunshine in April
Aspen, CO
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 9h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in April
Aspen, CO
- Average sunshine days in April: 16.6 days
The month with the most sunshine days is November (23.6 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in April
Aspen, CO
- Average UV index in April: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in April
Aspen, CO
- Average cloud cover in April: 39
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility in April
Aspen, CO
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Aspen, Colorado, USA
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