Denver
Colorado, USA
Long-term weather forecast
Long-term weather forecast
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April weather forecast and Climate
Denver, CO

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The colorful sky above the sunlit Denver city, Colorado in autumn, with a water body surrounded by trees, and majestic skyscrapers afar
The colorful sky above the sunlit Denver city, Colorado in autumn, with a water body surrounded by trees, and majestic skyscrapers afar
April is one of the best times to visit Denver as the weather warms up to average around 34°F (1.1°C) to 61°F (16.1°C). Many days register high temperatures around 70°F (21.1°C) while a few nights record temperatures below freezing.
Snowfall registers about 6.8" (172.7mm), mainly in the surrounding mountains of Denver while rainfall records around 1.7" (43.2mm) in April. Skies alternate between clear and cloudy as humidity is low at 50% and the sun shines on the horizon for a daily 13 hours.
Skiing season closes by mid-April on most slopes, but there are plenty of trailing and hiking opportunities as the weather warms up.
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  • The average high temperature in April: 61.5°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is December (42.8°F).

  • The average low temperature in April: 33.3°F

The month with the highest average low temperature is July (58.9°F).
The coldest month (with the lowest average low temperature) is December (17.1°F).

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  • The average humidity in April: 49.6%

The month with the highest relative humidity is December (56.6%).
The month with the lowest relative humidity is July (47.8%).

  • The average rainfall in April: 1.7"

The wettest month (with the highest rainfall) is July (2.2").
Driest months (with the lowest rainfall) are January, February and December (0.4").

  • The average rainfall days in April: 9.1 days

The month with the highest number of rainy days is May (9.4 days).
Months with the lowest number of rainy days are January and December (4.1 days).

  • The average snowfall in April: 6.8"

The month with the highest snowfall is March (10.7").
Months with the lowest snowfall are June, July and August (0").

  • The average snowfall days in April: 4.1 days

The month with the highest number of snowfall days is March (5.8 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

  • The average daylight in April: 13h

Months with the longest days are June and July (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9h).

  • The average sunshine in April: 9.2h

Months with most sunshine are June and July (Average sunshine: 10.5h).
The month with least sunshine is December (Average sunshine: 6.3h).

  • The average UV index in April: 7

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 2).

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