This report describes the typical weather at the Madrid / Cuatro Vientos (Madrid, Spain) weather station over the course of an average April. It is based on the historical records from 1996 to 2012. Earlier records are either unavailable or unreliable.
Madrid has a cold semi-arid steppe climate. The area within 25 mi of this station is covered by croplands (84%), shrublands (12%), and built-up areas (4%).
The month of April is characterized by rising daily high temperatures, with daily highs increasing from 62°F to 67°F over the course of the month, exceeding 77°F or dropping below 53°F only one day in ten.
Over the course of April, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 1:13 hours, implying an average day-over-day increase of 2.4 minutes.
The shortest day of the month is April 1 with 12:41 hours of daylight; the longest day is April 30 with 13:55 hours of daylight.
The earliest sunrise is at 7:15am on April 30; the latest sunset is at 9:10pm on April 30; the latest sunrise is at 7:59am on April 1; the earliest sunset is at 8:40pm on April 1.
Daylight saving time is observed in 2012 but it neither starts nor ends in April, so the entire month is in daylight time.
The median cloud cover is 62% (partly cloudy) and does not vary substantially over the course of the month.
On April 15, a representative day, the sky is clear or mostly clear 14% of the time, partly cloudy 14% of the time, and mostly cloudy or overcast 21% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around April 20, occurring in 37% of days. Precipitation is least likely around April 1, occurring in 30% of days.
Throughout April, the most common forms of precipitation are moderate rain, light rain, and thunderstorms.
Moderate rain is the most severe precipitation observed during 46% of those days with precipitation. It is most likely around April 21, when it is observed during 17% of all days.
Light rain is the most severe precipitation observed during 30% of those days with precipitation. It is most likely around April 18, when it is observed during 11% of all days.
Thunderstorms are the most severe precipitation observed during 15% of those days with precipitation. They are most likely around April 30, when it is observed during 8% of all days.
Either snow is exceptionally unlikely to fall at this location in April or this station does not reliably report precipitation types.
The relative humidity typically ranges from 35% (comfortable) to 82% (humid) over the course of a typical April, rarely dropping below 23% (dry) and reaching as high as 100% (very humid).
The air is driest around April 19, at which time the relative humidity drops below 41% (comfortable) three days out of four; it is most humid around April 11, rising above 70% (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 April, the dew point typically varies from 31°F (dry) to 45°F (dry) and is rarely below 23°F (dry) or above 51°F (very comfortable).
Over the course of April typical wind speeds vary from 1 mph to 13 mph (light air to moderate breeze), rarely exceeding 21 mph (fresh breeze).
The highest average wind speed of 7 mph (light breeze) occurs around April 20, at which time the average daily maximum wind speed is 13 mph (moderate breeze).
The lowest average wind speed of 7 mph (light breeze) occurs around April 30, at which time the average daily maximum wind speed is 12 mph (moderate breeze).