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 in Denver, Colorado, is a mild spring month, with average temperature ranging between max 57.2°F (14°C) and min 34.3°F (1.3°C).

Temperature

In April, the average high-temperature marginally rises, from a cool 51.4°F (10.8°C) in March, to a mild 57.2°F (14°C). In Denver, the average low-temperature is 34.3°F (1.3°C).

Humidity

The average relative humidity in Denver is 52%.

Rainfall

In Denver, during 12.3 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, in Denver, there are 119.5 rainfall days, and 12.95" (329mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Denver are January through May, October through December. In Denver, during 4.8 snowfall days, 6.22" (158mm) of snow is typically accumulated. Throughout the year, there are 43.5 snowfall days, and 35.67" (906mm) of snow is accumulated.

Daylight

In Denver, the average length of the day is 13.3h.

Sunshine

In April, the average sunshine is 10.8h.

UV index

In April, the average daily maximum UV index in Denver is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Denver?

In Denver, Colorado, in April, the average high-temperature is 57.2°F (14°C), and the average low-temperature is 34.3°F (1.3°C).

What is the average humidity in April in Denver?

The average relative humidity in April is 52%.

How many days does it rain in April in Denver?

In Denver, Colorado, in April, during 12.3 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How many days does it snow in April in Denver?

In Denver, Colorado, in April, during 4.8 snowfall days, 6.22" (158mm) of snow is typically accumulated.

What is the average length of the day in April in Denver?

In Denver, Colorado, the average length of the day in April is 13.3h.

How many hours of sunshine does Denver have in April?

In April, the average sunshine in Denver is 10.8h.

What is the UV index intensity in April in Denver?

In April, the average daily maximum UV index in Denver, Colorado, is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in April - Denver, CO
  • Average high temperature in April: 14°C

The warmest month (with the highest average high temperature) is July (29.1°C).
The month with the lowest average high temperature is December (4.4°C).

  • Average low temperature in April: 1.3°C

The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is December (-6.3°C).

Average humidity in April - Denver, CO
  • Average humidity in April: 52%

The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is June (41%).

Average rainfall in April - Denver, CO
  • Average rainfall in April: 36mm

The wettest month (with the highest rainfall) is May (60mm).
Driest months (with the lowest rainfall) are January and December (10mm).

Average rainfall days in April - Denver, CO
  • Average rainfall days in April: 12.3 days

The month with the highest number of rainy days is July (18.4 days).
The month with the lowest number of rainy days is January (3.7 days).

Average snowfall in April - Denver, CO
  • Average snowfall in April: 158mm

The month with the highest snowfall is March (159mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in April - Denver, CO
  • Average snowfall days in April: 4.8 days

The month with the highest number of snowfall days is February (9.3 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: 10.8h

Months with most sunshine are June, July and August (Average sunshine: 11.8h).
The month with least sunshine is February (Average sunshine: 6.9h).

Average UV index in April - Denver, CO
  • Average UV index in April: 3

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).