Aspen weather by month

Check out Aspen weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Aspen (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
27°F maximum daytime temperature in January in Aspen27
30°F maximum daytime temperature in February in Aspen30
34°F maximum daytime temperature in March in Aspen34
43°F maximum daytime temperature in April in Aspen43
55°F maximum daytime temperature in May in Aspen55
66°F maximum daytime temperature in June in Aspen66
72°F maximum daytime temperature in July in Aspen72
70°F maximum daytime temperature in August in Aspen70
63°F maximum daytime temperature in September in Aspen63
54°F maximum daytime temperature in October in Aspen54
37°F maximum daytime temperature in November in Aspen37
28°F maximum daytime temperature in December in Aspen28
Min temperature (night-time)
-4°F minimum night-time temperature in January in Aspen-4
-2°F minimum night-time temperature in February in Aspen-2
7°F minimum night-time temperature in March in Aspen7
14°F minimum night-time temperature in April in Aspen14
23°F minimum night-time temperature in May in Aspen23
28°F minimum night-time temperature in June in Aspen28
36°F minimum night-time temperature in July in Aspen36
34°F minimum night-time temperature in August in Aspen34
27°F minimum night-time temperature in September in Aspen27
18°F minimum night-time temperature in October in Aspen18
9°F minimum night-time temperature in November in Aspen9
-0°F minimum night-time temperature in December in Aspen-0
Heat & Humidity
No heat & humidity in January in Aspen0
No heat & humidity in February in Aspen0
No heat & humidity in March in Aspen0
No heat & humidity in April in Aspen0
No heat & humidity in May in Aspen0
No heat & humidity in June in Aspen0
No heat & humidity in July in Aspen0
No heat & humidity in August in Aspen0
No heat & humidity in September in Aspen0
No heat & humidity in October in Aspen0
No heat & humidity in November in Aspen0
No heat & humidity in December in Aspen0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Aspen

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Aspen10
11 hours of daylight per day in February in Aspen11
12 hours of daylight per day in March in Aspen12
13 hours of daylight per day in April in Aspen13
14 hours of daylight per day in May in Aspen14
15 hours of daylight per day in June in Aspen15
15 hours of daylight per day in July in Aspen15
14 hours of daylight per day in August in Aspen14
12 hours of daylight per day in September in Aspen12
11 hours of daylight per day in October in Aspen11
10 hours of daylight per day in November in Aspen10
9 hours of daylight per day in December in Aspen9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Aspen2
UV (maximum) index 4 (Moderate) in February in Aspen4
UV (maximum) index 6 (High) in March in Aspen6
UV (maximum) index 8 (Very High) in April in Aspen8
UV (maximum) index 10 (Very High) in May in Aspen10
UV (maximum) index 11 (Extreme) in June in Aspen11
UV (maximum) index 11 (Extreme) in July in Aspen11
UV (maximum) index 10 (Very High) in August in Aspen10
UV (maximum) index 8 (Very High) in September in Aspen8
UV (maximum) index 5 (Moderate) in October in Aspen5
UV (maximum) index 3 (Moderate) in November in Aspen3
UV (maximum) index 2 (Low) in December in Aspen2

Rainfall in Aspen

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
7 days with some rainfall in January in Aspen7
7 days with some rainfall in February in Aspen7
10 days with some rainfall in March in Aspen10
8 days with some rainfall in April in Aspen8
9 days with some rainfall in May in Aspen9
8 days with some rainfall in June in Aspen8
11 days with some rainfall in July in Aspen11
11 days with some rainfall in August in Aspen11
9 days with some rainfall in September in Aspen9
7 days with some rainfall in October in Aspen7
7 days with some rainfall in November in Aspen7
7 days with some rainfall in December in Aspen7
Average monthly rainfall (inches)
2.4 inches monthly rainfall in January in Aspen2.4
2.0 inches monthly rainfall in February in Aspen2.0
2.2 inches monthly rainfall in March in Aspen2.2
1.7 inches monthly rainfall in April in Aspen1.7
1.5 inches monthly rainfall in May in Aspen1.5
1.3 inches monthly rainfall in June in Aspen1.3
2.0 inches monthly rainfall in July in Aspen2.0
2.1 inches monthly rainfall in August in Aspen2.1
1.7 inches monthly rainfall in September in Aspen1.7
1.3 inches monthly rainfall in October in Aspen1.3
1.7 inches monthly rainfall in November in Aspen1.7
2.3 inches monthly rainfall in December in Aspen2.3

More about Aspen

Aspen by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Colorado (Aspen) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Aspen?

Aspen has a cold climate with cool summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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More about the USA

Compare Aspen with the USA

Below the Aspen chart shows average maximum daytime temperature for Aspen, Colorado, USA and the USA (Washington).

Maximum daytime temperature (°F)

Aspen, Colorado, USA
USA (Washington)
41
45
34
55
43
66
55
75
66
84
72
88
70
86
63
79
54
68
37
57
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
27
30
28

Metric (°C)  |  Imperial (°F)

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