This report describes the typical weather at the Memphis International Airport (Memphis, Tennessee, 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.
Memphis, Tennessee has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by forests (37%), croplands (34%), grasslands (16%), built-up areas (8%), and lakes and rivers (4%).
The month of February is characterized by rising daily high temperatures, with daily highs increasing from 50°F to 59°F over the course of the month, exceeding 73°F or dropping below 35°F only one day in ten.
Over the course of February, the length of the day is gradually increasing. From the start to the end of the month, the length of the day increases by 56 minutes, implying an average day-over-day increase of 1.9 minutes.
The shortest day of the month is February 1 with 10:29 hours of daylight; the longest day is February 29 with 11:25 hours of daylight.
The earliest sunrise is at 6:30am on February 29; the latest sunset is at 5:56pm on February 29; the latest sunrise is at 6:59am on February 1; the earliest sunset is at 5:29pm 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 is 83% (mostly cloudy) and does not vary substantially over the course of the month.
On February 15, a representative day, the sky is clear or mostly clear 33% of the time, partly cloudy 11% of the time, and mostly cloudy or overcast 56% of the time.
The average probability that some form of precipitation will be observed in a given day is 42%, with little variation over the course of the month.
Throughout February, the most common forms of precipitation are light rain, thunderstorms, and moderate rain.
Light rain is the most severe precipitation observed during 30% of those days with precipitation. It is most likely around February 15, when it is observed during 13% of all days.
Thunderstorms are the most severe precipitation observed during 20% of those days with precipitation. They are most likely around February 29, when it is observed during 11% of all days.
Moderate rain is the most severe precipitation observed during 18% of those days with precipitation. It is most likely around February 29, when it is observed during 8% of all days.
The likelihood of snow falling is highest around February 1, occurring in 11% of days.
Accumulation at this location in February is very unlikely. The chances of there being snow on the ground are highest around February 3, occurring 5% of the time.
The snow is typically at its deepest on February 2, with a median depth of 2.6"; the depth exceeds 3.5" only one year out of ten.
The relative humidity typically ranges from 44% (comfortable) to 85% (humid) over the course of a typical February, rarely dropping below 25% (dry) and reaching as high as 99% (very humid).
The air is driest around February 29, at which time the relative humidity drops below 55% (mildly humid) three days out of four; it is most humid around February 11, rising above 77% (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 24°F (dry) to 43°F (dry) and is rarely below 10°F (dry) or above 59°F (comfortable).
Over the course of February typical wind speeds vary from 2 mph to 16 mph (light air to moderate breeze), rarely exceeding 23 mph (fresh breeze).
The highest average wind speed of 10 mph (gentle breeze) occurs around February 29, at which time the average daily maximum wind speed is 16 mph (moderate breeze).
The lowest average wind speed of 9 mph (gentle breeze) occurs around February 1, at which time the average daily maximum wind speed is 15 mph (moderate breeze).