Denver Weather in April
The weather gets noticeably warmer during April in Denver, Colorado. This month can have the last snowfall of the season.
This page gives detailed information on the typical April temperature, precipitation, snow, sun, humidity, wind and storms for Denver. The numbers here are historical averages based on climate data gathered in the Denver community of Stapleton.
|63 °F||April average high||17 °C|
|34 °F||April average low||1 °C|
|18 days||60 °F max. or more (16 °C)|
|12 days||32 °F min. or less (0 °C)|
Nearly every day in April warms to over 40 degrees Fahrenheit (4 degrees Celsius) in Denver. The city averages 9 days this month when the thermometer reaches into the 70s °F (over 21 °C). There can even be a day or two of 80-degree F (over 26 °C) weather. But some years can also see a day this month when the temperature never rises above freezing.
The thermometer dips to 20 °F (-8 °C) or below usually one night during the month. But April does not normally get as cold as 0 °F (-18 °C).
|1.7 in||total precipitation||42 mm|
|8 days||of rain or snowfall|
Half the time, Denver receives 0.9 to 2.3 inches (22 to 59 mm) of precipitation in April. One in four years has drier weather, while another one in four is wetter.
|6.2 in||total snowfall||16 cm|
|4 days||with new snow|
April's snowfall varies a lot from year to year in Denver. Between 2.8 and 11 inches (7 to 27 cm) of fresh snow arrives in half the years. Less new snow lands in one out of four Aprils, while another twenty-five percent are snowier.
Denver typically has at least an inch (2.5 cm) of snow on the ground for 2 days this month.
|7 days||clear skies|
The sun's rays reach the ground in Denver during 67 percent of daylight hours on average in April, for a total of 267 hours in the month. Typically on 7 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in April at Denver lasts for 13 hours and 17 minutes a day on average. The shortest day of the month is the 1st with 12 hours and 41 minutes of daylight. By the end of the month, the days have lengthened to 13:52 from sunrise to sunset. These durations can vary by a minute or two from year to year.
|50 %||April average humidity|
The relative humidity in Denver during April usually peaks at 67 percent in the morning then drops to 33 percent by early afternoon.
|Local Time||2 am||5 am||8 am||11 am||2 pm||5 pm||8 pm||11 pm|
|10.0 mph||April wind speed average||16.1 kph|
April is Denver's windiest month.
|2 days||snowfall of 1 inch (2.5 cm) or more|
|2 days||with thunderstorms in April|
About once a decade, an April snowstorm blankets Denver with ten inches (25 cm) or more of snow in one day.
The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.