Denver
Colorado, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Denver, CO

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 an average of 34°F (1.1°C) to 61°F (16.1°C). Many days register high temperatures of 70°F (21.1°C), while a few nights record temperatures below freezing.
Snowfall registers 6.8" (172.7mm), mainly in the surrounding mountains of Denver, while rainfall records 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.

What is the temperature in April in Denver?

In Denver, in April, the average high-temperature is 61.5°F (16.4°C), and the average low-temperature is 33.3°F (0.7°C).

What is the average humidity in April in Denver?

In Denver, the average relative humidity in April is 49.6%.

How much does it rain in Denver in April?

In Denver, in April, it is raining for 9.1 days, with typically 1.7" (43.4mm) of accumulated precipitation.

How much does it snow in Denver in April?

In Denver, Colorado, in April, snow falls for 4.1 days, with typically accumulated 6.8" (172.7mm) of snow.

How many hours of daylight does Denver have in April?

The average length of the day in April in Denver is 13.3h.

How long on average sun shines in April in Denver?

The average sunshine in April is 9.2h.

What is the UV index intensity in April in Denver?

In Denver, the average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in April - Denver, CO
  • 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).

  • 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).

Average humidity in April - Denver, CO
  • 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%).

Average rainfall in April - Denver, CO
  • 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").

Average rainfall days in April - Denver, CO
  • 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).

Average snowfall in April - Denver, CO
  • 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").

Average snowfall days in April - Denver, CO
  • 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).

Average daylight in April / Average sunshine in April - Denver, CO
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • 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).

Average UV index in April - Denver, CO
  • 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).