Denver (CO) Weather and Climate: A Comprehensive Guide
The best time to visit Denver is from May to October. While it can snow and freeze in Denver in the winter, it can get very hot in the summer thanks to Denver's location in the centre of the United States.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from very warm to chilly in Denver. Average daytime temperatures reach a very warm 31°C in July. In December, the coolest month of the year, temperatures drop to a chilly 6°C.
At night, you can expect cooler temperatures, with averages dropping to around -8°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Denver maintains relatively dry conditions year-round, recording average annual precipitation of 452 mm. Denver can be quite wet during May, receiving approximately 68 mm of precipitation over 12 rainy days. In contrast January, experiences much drier conditions, with 12 mm of snow/rainfall, spread across 5 snowy/rainy days. For more details, please visit our Denver Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Denver can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.8 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 6.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is moderate throughout the year in Denver.
The city experiences its highest humidity in December, reaching 56%. In July, the humidity drops to its lowest level at 46%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed varies between 4 m/s and 5 m/s throughout the year. It is lowest in January, February, May, June, July, August, September, October, November and December and highest during March and April.
The mean monthly wind speed over the year (meters per second)
partly cloudy and no rain broken clouds and small chance of slight rain partly cloudy and snowForecast for Denver (CO)
2 m/s
4 m/s
3 m/s
Select a Month of Interest
Check the weather conditions for any month in Denver.
The best time of year to visit Denver in the United States of America
During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Yes, the months of January, February and November are very dry.
July has an average maximum temperature of 31°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 6°C.
May tops the wettest month list with 68 mm of rainfall.
January is the driest month with 12 mm of precipitation.
July is the sunniest month with an average of 323 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
