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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Aspen, Wyoming, is a freezing cold winter month, with an average temperature ranging between min 10.8°F (-11.8°C) and max 27.7°F (-2.4°C). The advent of January sees the average high-temperature at a still freezing cold 27.7°F (-2.4°C), subtly shifted from December's 26.4°F (-3.1°C). Weather in January »
Weather in February
February, the last month of the winter in Aspen, is also a subzero cold month, with an average temperature fluctuating between 13.3°F (-10.4°C) and 28.8°F (-1.8°C). February's weather records an average high-temperature of a still subzero cold 28.8°F (-1.8°C), showing little deviation from January. Weather in February »
Weather in March
March, the first month of the spring in Aspen, is a cold month, with an average temperature fluctuating between 35.4°F (1.9°C) and 20.7°F (-6.3°C). March's arrival coincides with a marginal rise in the average high-temperature, moving from February's subzero cold 28.8°F (-1.8°C) to a wintry 35.4°F (1.9°C). Weather in March »
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). 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). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Aspen, Wyoming, with an average temperature fluctuating between 35.4°F (1.9°C) and 56.7°F (13.7°C). In Aspen, the average high-temperature in May increases from a chilly 44.6°F (7°C) in April to a refreshing 56.7°F (13.7°C). Weather in May »
Weather in June
June, the first month of the summer in Aspen, is an agreeable month, with an average temperature varying between 43.5°F (6.4°C) and 70.2°F (21.2°C). Aspen's June weather brings a rise in high-temperatures, moving from a refreshing 56.7°F (13.7°C) in May to an agreeable 70.2°F (21.2°C). Weather in June »
Weather in July
July in Aspen, Wyoming, is a moderately hot summer month, with an average temperature ranging between max 79.2°F (26.2°C) and min 51.6°F (10.9°C). July, known for its average high temperature of 79.2°F (26.2°C) and an average low temperature of 51.6°F (10.9°C), is the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Aspen, Wyoming, with an average temperature varying between 51.4°F (10.8°C) and 77.5°F (25.3°C). With the advent of August, Aspen experiences an average high-temperature of a still warm 77.5°F (25.3°C), mirroring a close resemblance to the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Aspen, Wyoming, with an average temperature ranging between max 68.5°F (20.3°C) and min 45°F (7.2°C). During the transition into September, Aspen observes a decrease in the average high-temperature, falling from a moderately hot 77.5°F (25.3°C) in August to an agreeable 68.5°F (20.3°C). Weather in September »
Weather in October
October, like September, in Aspen, Wyoming, is a cool autumn month, with temperature in the range of an average high of 51.8°F (11°C) and an average low of 32.9°F (0.5°C). A clear reduction in the average high-temperature is witnessed with the onset of October, reducing from an agreeable 68.5°F (20.3°C) in September to a fresh 51.8°F (11°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Aspen, Wyoming, with an average temperature fluctuating between 22.1°F (-5.5°C) and 38.8°F (3.8°C). During Aspen's transition into November, the average high-temperature lessens, moving from a fresh 51.8°F (11°C) in October to an icy 38.8°F (3.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Aspen, Wyoming, with an average temperature fluctuating between 26.4°F (-3.1°C) and 10.9°F (-11.7°C). December, on average, is the coldest month, registering a high temperature of 26.4°F (-3.1°C) and a low of 10.9°F (-11.7°C). Weather in December »
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the most humid months?
January and February, with an average relative humidity of 87%, are most humid months.
How many days does it rain?
Throughout the year, there are 94.2 rainfall days, and 11.5" (292mm) of precipitation is accumulated.
When does it snow?
January through June, September through December are months with snowfall.
How much does it snow?
Throughout the year, there are 99.3 snowfall days, and 56.22" (1428mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 5.8h of sunshine, January has the least sunshine of the year.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 15.9 days and typically aggregates up to 10" (254mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the rainiest month?
The wettest months are April and May, with an average 1.38" (35mm) of rainfall.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 5, are months with the highest UV index in Aspen.
What is the warmest month?
Aspen reaches its average highest temperatures in July, measuring 79.2°F (26.2°C) at the peak and 51.6°F (10.9°C) at the lowest.
When it does not snow?
In Aspen, snow does not fall in July and August.
What is the least humid month?
With an average relative humidity of 39%, August is the least humid month.
What is the driest month?
August is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.51" (13mm) of precipitation.
What month has the most sunshine?
With an average of 12h of sunshine, August has the most sunshine of the year.
When is the lowest UV index?
November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What are the coldest months?
The month of December, characterized by an average high of 26.4°F (-3.1°C) and a low of 10.9°F (-11.7°C), is recognized as the coldest.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
Aspen, WY
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).
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
Aspen, WY
- Average pressure in January:
30.29"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.24"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
Aspen, WY
- Average wind speed in January:
7mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.5mph - Average wind speed in April:
8.2mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
7mph - Average wind speed in September:
7.3mph - Average wind speed in October:
7.6mph - Average wind speed in November:
7.8mph - Average wind speed in December:
6.8mph
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
Aspen, WY
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).
Average rainfall
Aspen, WY
- Average rainfall in January:
0.94" - Average rainfall in February:
1.1" - Average rainfall in March:
1.34" - Average rainfall in April:
1.38" - Average rainfall in May:
1.38" - Average rainfall in June:
0.75"
- Average rainfall in July:
0.59" - Average rainfall in August:
0.51" - Average rainfall in September:
0.71" - Average rainfall in October:
0.83" - Average rainfall in November:
0.83" - Average rainfall in December:
1.14"
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
Aspen, WY
- Average rainfall days in January:
6.5 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
9.3 days - Average rainfall days in April:
10.3 days - Average rainfall days in May:
11.9 days - Average rainfall days in June:
7.8 days
- Average rainfall days in July:
7.6 days - Average rainfall days in August:
7.3 days - Average rainfall days in September:
8 days - Average rainfall days in October:
5.8 days - Average rainfall days in November:
7.1 days - Average rainfall days in December:
7.1 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
Aspen, WY
- Average snowfall in January:
7.36" - Average snowfall in February:
7.72" - Average snowfall in March:
10" - Average snowfall in April:
8.03" - Average snowfall in May:
3.11" - Average snowfall in June:
0.91"
The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").
Average snowfall days
Aspen, WY
- Average snowfall days in January:
14.3 days - Average snowfall days in February:
16.3 days - Average snowfall days in March:
15.9 days - Average snowfall days in April:
12.7 days - Average snowfall days in May:
5.8 days - Average snowfall days in June:
1 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
1.1 days - Average snowfall days in October:
5.5 days - Average snowfall days in November:
11.2 days - Average snowfall days in December:
15.5 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 / Average sunshine
Aspen, WY
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 January:
5h and 5min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 3min - Average sunshine in April:
9h and 5min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 2min - Average sunshine in October:
7h and 3min - Average sunshine in November:
6h and 5min - Average sunshine in December:
6h and 0min
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
Aspen, WY
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
11.4 days - Average sunshine days in March:
12.4 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
19.5 days
- Average sunshine days in July:
17.3 days - Average sunshine days in August:
16.8 days - Average sunshine days in September:
17 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
15.1 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
Aspen, WY
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
Aspen, WY
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
Aspen, WY
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).
Aspen, Wyoming, USA
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