April weather forecastAspen, WY
April
Weather in April
April in Aspen, Wyoming, is a chilly spring month, with an average temperature ranging between max 44.6°F (7°C) and min 27.3°F (-2.6°C).Temperature
April's onset brings a rise in the average high-temperature, moving from a cold 35.4°F (1.9°C) in March to a frosty 44.6°F (7°C). During April, Aspen experiences a consistent low-temperature average of 27.3°F (-2.6°C).Humidity
In Aspen, the average relative humidity in April is 70%.Rainfall
The wettest months in Aspen, Wyoming, are April and May, with an average 1.38" (35mm) of rainfall.Snowfall
Months with snowfall are January through June, September through December. In Aspen, Wyoming, during April, snow falls for 12.7 days and regularly aggregates up to 8.03" (204mm) of snow. Throughout the year, there are 99.3 snowfall days, and 56.22" (1428mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 21min.On the first day of April, sunrise is at 7:04 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:19 pm MDT.
Sunshine
In April, the average sunshine is 9.8h.UV index
In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In April, a regular UV index of 2 translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Aspen, WY
- Average high temperature in April: 44.6°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in April: 27.3°F
The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in April
Aspen, WY
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Aspen, WY
- Average wind speed in April: 8.2mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Aspen, WY
- Average humidity in April: 70%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).
Average rainfall in April
Aspen, WY
- Average rainfall in April: 1.38"
The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in April
Aspen, WY
- Average rainfall days in April: 10.3 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in April
Aspen, WY
- Average snowfall in April: 8.03"
The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Aspen, WY
- Average snowfall days in April: 12.7 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Aspen, WY
- Average daylight in April: 13h and 24min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 9h and 48min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in April
Aspen, WY
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in April
Aspen, WY
- Average UV index in April: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in April
Aspen, WY
- Average cloud cover in April: 33
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in April
Aspen, WY
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).





