Denver Weather in March
Snow hasn't eased off yet in March at Denver, Colorado. But the month sees a noticeable lessening of really cold winter weather.
This page gives detailed information on the typical March 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.
Temperature
56 °F | March average high | 14 °C |
27 °F | March average low | -3 °C |
13 days | 60 °F max. or more (16 °C) |
23 days | 32 °F min. or less (0 °C) |
Nearly every day in March warms to over 40 degrees Fahrenheit (4 degrees Celsius) in Denver. The city averages 4 days this month when the thermometer reaches into the 70s °F (over 21 °C). Temperatures above 80 °F (26 °C) happen every few years. Typically on 2 days this month the mercury remains below freezing for the entire day.
The thermometer dips to 20 °F (-8 °C) or below usually on 5 nights. About once a decade, a night in March gets as cold as 0 °F (-18 °C).
Precipitation
1.1 in | total precipitation | 28 mm |
7 days | of rain or snowfall |
Half the time, Denver receives 0.6 to 1.4 inches (15 to 35 mm) of precipitation in March. One in four years has drier weather, while another one in four is wetter.
Snow
8.8 in | total snowfall | 22 cm |
5 days | with new snow |
March's snowfall varies a lot from year to year in Denver. Between 4.4 and 12 inches (11 to 31 cm) of fresh snow arrives in half the years. Less new snow lands in one out of four Marches, while another twenty-five percent are snowier.
Denver typically has at least an inch (2.5 cm) of snow on the ground for 4 days this month.
Sun
69 % | sunshine |
8 days | clear skies |
The sun's rays reach the ground in Denver during 69 percent of daylight hours on average in March, for a total of 256 hours in the month. Typically on 8 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in March at Denver lasts for 11 hours and 58 minutes a day on average. The shortest day of the month is the 1st with 11 hours and 20 minutes of daylight. By the end of the month, the days have lengthened to 12:38 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
54 % | March average humidity |
The relative humidity in Denver during March usually peaks at 68 percent in the morning then drops to 37 percent by early afternoon.
Local Time | 2 am | 5 am | 8 am | 11 am | 2 pm | 5 pm | 8 pm | 11 pm |
Humidity % | 66 | 68 | 59 | 42 | 37 | 40 | 54 | 62 |
Wind
9.6 mph | March wind speed average | 15.4 kph |
March is a little windier than most other months in Denver.
Storms
2 days | snowfall of 1 inch (2.5 cm) or more |
0 days | with thunderstorms in March |
About once a decade, a March snowstorm blankets Denver with ten inches (25 cm) or more of snow in one day.
Every few years, a thunderstorm passes through Denver in March.
Reference
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.