This report describes the typical weather at the Coleman A. Young Municipal Airport (Detroit, Michigan, United States) weather station over the course of an average February. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Detroit, Michigan has a humid continental climate with hot summers and no dry season. The area within 25 mi of this station is covered by built-up areas (38%), grasslands (23%), lakes and rivers (21%), and croplands (16%).
The month of February is characterized by rising daily high temperatures, with daily highs increasing from 32Â°F to 39Â°F over the course of the month, exceeding 53Â°F or dropping below 20Â°F only one day in ten.
Over the course of February, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 1:14 hours, implying an average day-over-day increase of 2.5 minutes.
The shortest day of the month is February 1 with 9:59 hours of daylight; the longest day is February 29 with 11:13 hours of daylight.
The earliest sunrise is at 7:09am on February 29; the latest sunset is at 6:21pm on February 29; the latest sunrise is at 7:46am on February 1; the earliest sunset is at 5:45pm on February 1.
Daylight savings time is observed in 2012 but it neither starts nor ends in February, so the entire month is in standard time.
The median cloud cover ranges from 90% (mostly cloudy) to 96% (overcast). The trend is for the sky to be clearing with the median cloud cover decreasing by 6% from the start to the end of the month.
On February 15, a representative day, the sky is clear or mostly clear 26% of the time, partly cloudy 8% of the time, and mostly cloudy or overcast 66% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around February 1, occurring in 61% of days. Precipitation is least likely around February 29, occurring in 54% of days.
Throughout February, the most common forms of precipitation are light snow, light rain, and moderate snow.
Light snow is the most severe precipitation observed during 63% of those days with precipitation. It is most likely around February 2, when it is observed during 41% of all days.
Light rain is the most severe precipitation observed during 14% of those days with precipitation. It is most likely around February 28, when it is observed during 10% of all days.
Moderate snow is the most severe precipitation observed during 12% of those days with precipitation. It is most likely around February 5, when it is observed during 8% of all days.
The likelihood of snow falling is highest around February 1, occurring in 50% of days.
Either snow rarely accumulates at this location in February or snow depth measurements are unavailable or unreliable.
The relative humidity typically ranges from 52% (mildly humid) to 88% (very humid) over the course of a typical February, rarely dropping below 37% (comfortable) and reaching as high as 100% (very humid).
The air is driest around February 29, at which time the relative humidity drops below 61% (mildly humid) three days out of four; it is most humid around February 1, rising above 81% (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 February, the dew point typically varies from 11Â°F (dry) to 29Â°F (dry) and is rarely below -3Â°F (dry) or above 43Â°F (dry).
Over the course of February typical wind speeds vary from 4 mph to 16 mph (light breeze to moderate breeze), rarely exceeding 22 mph (fresh breeze).
The highest average wind speed of 10 mph (gentle breeze) occurs around February 1, at which time the average daily maximum wind speed is 16 mph (moderate breeze).
The lowest average wind speed of 10 mph (gentle breeze) occurs around February 12, at which time the average daily maximum wind speed is 16 mph (moderate breeze).