June weather forecast
Aspen, CO

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The icy Maroon Bells in the Elk Mountains viewed from the White River below
The icy Maroon Bells in the Elk Mountains viewed from the White River below

Weather in June

June, marking the onset of summer, brings a surge in temperature and daylight hours in Aspen. The pleasant weather and extended daylight hours are well-suited for outdoor recreation. It's the driest period of the year with the relative humidity dropping to 51%. Maximum wind gusts jump up to 9.1mph (14.6km/h), providing a cooling effect on warmer days. This month undoubtedly offers the best opportunity for extensive exploration and adventure amid Aspen's captivating topography.

Temperature

A clear escalation in the average high-temperature is witnessed with the onset of June, advancing from a frosty 49.6°F (9.8°C) in May to an enjoyable 64.9°F (18.3°C). A significant temperature decrease to an average a wintry 35.4°F (1.9°C) characterizes Aspen's nighttime temperatures during June.

Humidity

The least humid month is June, with an average relative humidity of 51%.

Rainfall

In Aspen, Colorado, during June, the rain falls for 5.5 days and regularly aggregates up to 0.43" (11mm) of precipitation. In Aspen, during the entire year, the rain falls for 72.4 days and collects up to 4.33" (110mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. June is the last month it regularly snows. During 1.9 snowfall days, in June, Aspen aggregates 0.71" (18mm) of snow. In Aspen, during the entire year, snow falls for 83.2 days and aggregates up to 19.45" (494mm) of snow.

Daylight

The month with the longest days in Aspen is June, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:42 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:37 pm MDT.

Sunshine

June has the most sunshine of the year in Aspen, Colorado, with an average of 11.8h of sunshine.

UV index

June through August, with an average maximum UV index of 4, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In June, the maximum UV index of 4 transforms into these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures in Aspen?

In June, in Aspen, the average high-temperature is 64.9°F (18.3°C), and the average low-temperature is 35.4°F (1.9°C).

What is the least humid month in Aspen?

The least humid month in Aspen, Colorado, is June, with an average relative humidity of 51%.

What is the average humidity in June in Aspen?

In June, the average relative humidity is 51%.

How many days does it rain in June in Aspen?

In Aspen, in June, during 5.5 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

What is the last month it snows in Aspen?

June is the last month it regularly snows in Aspen, Colorado. During 1.9 snowfall days, in June, Aspen aggregates 0.71" (18mm) of snow.

When are the longest days in Aspen?

June has the longest days of the year, with an average of 14h and 54min of daylight.

How many hours of daylight does Aspen have in June?

In June, the average day length is 14h and 53min.

When are sunrise and sunset in June in Aspen?

In June, on the first day of the month, sunrise is at 5:42 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:37 pm MDT.

What month has the most sunshine in Aspen?

With an average of 11.8h of sunshine, June has the most sunshine of the year in Aspen.

How long on average sun shines in June in Aspen?

The average sunshine duration in June is 11.8h.

What are the months with the highest UV index in Aspen?

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

How high is the UV index in June in Aspen?

The average daily maximum UV index in June in Aspen is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Aspen, CO

Average temperature in June - Aspen, CO
  • Average high temperature in June: 64.9°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 June: 35.4°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 June
Aspen, CO

Average pressure in June - Aspen, CO
  • Average pressure in June: 29.96"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 June
Aspen, CO

Average wind speed in June - Aspen, CO
  • Average wind speed in June: 6.2mph

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 June
Aspen, CO

Average humidity in June - Aspen, CO
  • Average humidity in June: 51%

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is June (51%).

Average rainfall in June
Aspen, CO

Average rainfall in June - Aspen, CO
  • Average rainfall in June: 0.43"

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 June
Aspen, CO

Average rainfall days in June - Aspen, CO
  • Average rainfall days in June: 5.5 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 June
Aspen, CO

Average snowfall in June - Aspen, CO
  • Average snowfall in June: 0.71"

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 June
Aspen, CO

Average snowfall days in June - Aspen, CO
  • Average snowfall days in June: 1.9 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 June /
Average sunshine in June
Aspen, CO

Average daylight in June / Average sunshine in June - Aspen, CO
  • Average daylight in June: 14h and 5min

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 June: 11h and 5min

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 June
Aspen, CO

Average sunshine days in June - Aspen, CO
  • Average sunshine days in June: 17.1 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 June
Aspen, CO

Average UV index in June - Aspen, CO
  • Average UV index in June: 4

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 June
Aspen, CO

Average cloud cover in June - Aspen, CO
  • Average cloud cover in June: 15

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 June
Aspen, CO

Average visibility in June - Aspen, CO
  • Average visibility in June: 6mi

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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