This report describes the typical weather at the Rocky Mountain Metropolitan Airport (Denver, Colorado, United States) weather station over the course of an average November. It is based on the historical records from 1982 to 2012. Earlier records are either unavailable or unreliable.
Denver, Colorado has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by grasslands (47%), forests (22%), shrublands (16%), and built-up areas (13%).
The month of November is characterized by rapidly falling daily high temperatures, with daily highs decreasing from 56Â°F to 45Â°F over the course of the month, exceeding 71Â°F or dropping below 30Â°F only one day in ten.
Over the course of November, the length of the day is gradually decreasing. From the start to the end of the month, the length of the day decreases by 53 minutes, implying an average day-over-day decrease of 1.8 minutes.
The shortest day of the month is November 30 with 9:34 hours of daylight; the longest day is November 1 with 10:27 hours of daylight.
The earliest sunrise is at 6:33am on November 4; the latest sunset is at 5:58pm on November 1; the latest sunrise is at 7:33am on November 3; the earliest sunset is at 4:36pm on November 29.
Daylight savings time (DST) ends at 1:00am on November 4, 2012, shifting sunrise and sunset to an hour earlier.
The median cloud cover is 47% (partly cloudy) and does not vary substantially over the course of the month.
On November 15, a representative day, the sky is clear or mostly clear 26% of the time, partly cloudy 14% of the time, and mostly cloudy or overcast 32% of the time.
The average probability that some form of precipitation will be observed in a given day is 26%, with little variation over the course of the month.
Throughout November, the most common forms of precipitation are light snow, moderate snow, and light rain.
Light snow is the most severe precipitation observed during 54% of those days with precipitation. It is most likely around November 27, when it is observed during 16% of all days.
Moderate snow is the most severe precipitation observed during 24% of those days with precipitation. It is most likely around November 25, when it is observed during 7% of all days.
Light rain is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around November 1, when it is observed during 6% of all days.
The likelihood of snow falling is highest around November 27, occurring in 23% of days.
Either snow rarely accumulates at this location in November or snow depth measurements are unavailable or unreliable.
The relative humidity typically ranges from 35% (comfortable) to 78% (humid) over the course of a typical November, rarely dropping below 12% (very dry) and reaching as high as 100% (very humid).
The air is driest around November 26, at which time the relative humidity drops below 44% (comfortable) three days out of four; it is most humid around November 5, rising above 60% (mildly humid) three days out of four.
Dew point is often a better measure of how comfortable a person will find the weather than relative humidity because it more directly relates to whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.
Over the course of a typical November, the dew point typically varies from 10Â°F (dry) to 30Â°F (dry) and is rarely below -2Â°F (dry) or above 38Â°F (dry).
Over the course of November typical wind speeds vary from 0 mph to 17 mph (calm to moderate breeze), rarely exceeding 30 mph (strong breeze).
The highest average wind speed of 10 mph (gentle breeze) occurs around November 28, at which time the average daily maximum wind speed is 17 mph (moderate breeze).
The lowest average wind speed of 9 mph (gentle breeze) occurs around November 13, at which time the average daily maximum wind speed is 16 mph (moderate breeze).