Denver climate guide

Temperature in Denver (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
6°C maximum daytime temperature in January in Denver6
8°C maximum daytime temperature in February in Denver8
11°C maximum daytime temperature in March in Denver11
17°C maximum daytime temperature in April in Denver17
22°C maximum daytime temperature in May in Denver22
27°C maximum daytime temperature in June in Denver27
31°C maximum daytime temperature in July in Denver31
30°C maximum daytime temperature in August in Denver30
25°C maximum daytime temperature in September in Denver25
19°C maximum daytime temperature in October in Denver19
12°C maximum daytime temperature in November in Denver12
7°C maximum daytime temperature in December in Denver7
Min temperature (night-time)
-9°C minimum night-time temperature in January in Denver-9
-7°C minimum night-time temperature in February in Denver-7
-4°C minimum night-time temperature in March in Denver-4
1°C minimum night-time temperature in April in Denver1
6°C minimum night-time temperature in May in Denver6
11°C minimum night-time temperature in June in Denver11
14°C minimum night-time temperature in July in Denver14
14°C minimum night-time temperature in August in Denver14
8°C minimum night-time temperature in September in Denver8
2°C minimum night-time temperature in October in Denver2
-4°C minimum night-time temperature in November in Denver-4
-8°C minimum night-time temperature in December in Denver-8

Sunshine & Daylight in Denver

  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 Denver10
11 hours of daylight per day in February in Denver11
12 hours of daylight per day in March in Denver12
13 hours of daylight per day in April in Denver13
14 hours of daylight per day in May in Denver14
15 hours of daylight per day in June in Denver15
15 hours of daylight per day in July in Denver15
14 hours of daylight per day in August in Denver14
12 hours of daylight per day in September in Denver12
11 hours of daylight per day in October in Denver11
10 hours of daylight per day in November in Denver10
9 hours of daylight per day in December in Denver9

Rainfall in Denver

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
6 days with some rainfall in January in Denver6
6 days with some rainfall in February in Denver6
9 days with some rainfall in March in Denver9
8 days with some rainfall in April in Denver8
10 days with some rainfall in May in Denver10
9 days with some rainfall in June in Denver9
9 days with some rainfall in July in Denver9
9 days with some rainfall in August in Denver9
7 days with some rainfall in September in Denver7
5 days with some rainfall in October in Denver5
6 days with some rainfall in November in Denver6
6 days with some rainfall in December in Denver6
Average monthly rainfall (mm)
13 mm monthly rainfall in January in Denver13
18 mm monthly rainfall in February in Denver18
34 mm monthly rainfall in March in Denver34
42 mm monthly rainfall in April in Denver42
71 mm monthly rainfall in May in Denver71
40 mm monthly rainfall in June in Denver40
53 mm monthly rainfall in July in Denver53
40 mm monthly rainfall in August in Denver40
30 mm monthly rainfall in September in Denver30
24 mm monthly rainfall in October in Denver24
22 mm monthly rainfall in November in Denver22
15 mm monthly rainfall in December in Denver15

More climate for Denver

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Denver2
UV (maximum) index 3 (Moderate) in February in Denver3
UV (maximum) index 5 (Moderate) in March in Denver5
UV (maximum) index 7 (High) in April in Denver7
UV (maximum) index 9 (Very High) in May in Denver9
UV (maximum) index 10 (Very High) in June in Denver10
UV (maximum) index 11 (Extreme) in July in Denver11
UV (maximum) index 10 (Very High) in August in Denver10
UV (maximum) index 7 (High) in September in Denver7
UV (maximum) index 5 (Moderate) in October in Denver5
UV (maximum) index 3 (Moderate) in November in Denver3
UV (maximum) index 2 (Low) in December in Denver2
Heat & Humidity
No heat & humidity in January in Denver0
No heat & humidity in February in Denver0
No heat & humidity in March in Denver0
No heat & humidity in April in Denver0
No heat & humidity in May in Denver0
Low heat & humidity in June in DenverL
Moderate heat & humidity in July in DenverM
Moderate heat & humidity in August in DenverM
No heat & humidity in September in Denver0
No heat & humidity in October in Denver0
No heat & humidity in November in Denver0
No heat & humidity in December in Denver0

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

What's the climate like in Denver?

Denver has a cool semi arid climate with hot summers.

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The climate guide for Colorado (Denver) 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.

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Metric (°C / mm)  |  Imperial (°F / inches)

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