April Weather in Denver, United States

Last updated: June 24, 2025

The average temperature in Denver, United States during April is a cool 8°C (47°F). Temperatures can swing dramatically, with minimums dipping to -12°C (11°F) and maximums soaring to 28°C (82°F). Expect 74 mm (2.9 in) of precipitation spread over about 10 days, with an average humidity of 83%, making it a rather damp month.

April Temperature in Denver

In April in Denver, the average temperature is 8°C (47°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as -12°C (11°F). Be prepared for a wide range of weather conditions if you're planning to travel during this time.

April Weather in Denver: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Denver, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Denver, April typically has an average temperature of 8°C (47°F), with highs reaching up to 28°C (82°F) and lows dropping to around -12°C (11°F).

Data source: Temperature data for Denver generated using information from the Copernicus Climate Change Service.

April Precipitation in Denver

In Denver in April, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.

April Precipitation Trends in Denver

The chart displays monthly precipitation patterns in Denver, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Denver, April typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Denver

In Denver in April humidity is 83%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making travel uncomfortable and leaving you yearning for warmth and dryness as you explore.

April Average Humidity in Denver

This chart illustrates the average monthly humidity levels in Denver, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Denver is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Denver

In Denver in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Denver.

Maximum UV Index Levels in Denver for April

The chart shows the monthly maximum UV Index (UVI) for Denver in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Denver typically reaches 8, which falls under the very high exposure category.

Data source: Denver April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How April Weather in Denver Compares to Other Months

Weather in Denver varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Denver, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Denver, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	39 mm (1.6 inches)	84%	moderate
February Weather	-7°C (20°F)	52 mm (2.0 inches)	85%	moderate
March Weather	2°C (36°F)	73 mm (2.9 inches)	84%	moderate
April Weather	8°C (47°F)	74 mm (2.9 inches)	83%	very high
May Weather	16°C (61°F)	174 mm (6.8 inches)	75%	very high
June Weather	22°C (72°F)	139 mm (5.5 inches)	79%	extreme
July Weather	24°C (75°F)	103 mm (4.1 inches)	75%	very high
August Weather	22°C (71°F)	112 mm (4.4 inches)	69%	very high
September Weather	19°C (66°F)	129 mm (5.1 inches)	74%	very high
October Weather	10°C (51°F)	136 mm (5.3 inches)	79%	moderate
November Weather	2°C (36°F)	49 mm (1.9 inches)	88%	moderate
December Weather	-2°C (29°F)	35 mm (1.4 inches)	82%	moderate