This report describes the typical weather at the Indira Gandhi International Airport (New Delhi, India) weather station over the course of an average February. It is based on the historical records from 1996 to 2012. Earlier records are either unavailable or unreliable.
New Delhi has a hot semi-arid steppe climate. The area within 25 mi of this station is covered by croplands (87%) and built-up areas (9%).
The month of February is characterized by rapidly rising daily high temperatures, with daily highs increasing from 71°F to 80°F over the course of the month, exceeding 86°F or dropping below 64°F only one day in ten.
Over the course of February, the length of the day is gradually increasing. The shortest day of the month is February 1 with 10:50 hours of daylight; the longest day is February 29 with 11:34 hours of daylight.
The earliest sunrise is at 6:47am on February 29; the latest sunset is at 6:21pm on February 29; the latest sunrise is at 7:10am on February 1; the earliest sunset is at 6:00pm on February 1.
Daylight savings time (DST) is not observed in 2012.
The median cloud cover is 22% (mostly clear) and does not vary substantially over the course of the month.
On February 15, a representative day, the sky is clear or mostly clear 48% of the time, partly cloudy 13% of the time, and mostly cloudy or overcast 12% of the time.
The average probability that some form of precipitation will be observed in a given day is 12%, with little variation over the course of the month.
Throughout February, the most common forms of precipitation are thunderstorms, drizzle, and moderate rain.
Thunderstorms are the most severe precipitation observed during 59% of those days with precipitation. They are most likely around February 29, when it is observed during 9% of all days.
Drizzle is the most severe precipitation observed during 17% of those days with precipitation. It is most likely around February 19, when it is observed during 2% of all days.
Moderate rain is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around February 9, when it is observed during 2% of all days.
Either snow is exceptionally unlikely to fall at this location in February or this station does not reliably report precipitation types.
The relative humidity typically ranges from 35% (comfortable) to 92% (very humid) over the course of a typical February, rarely dropping below 21% (dry) and reaching as high as 100% (very humid).
The air is driest around February 29, at which time the relative humidity drops below 37% (comfortable) three days out of four; it is most humid around February 1, rising above 88% (very 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 42°F (dry) to 55°F (very comfortable) and is rarely below 33°F (dry) or above 62°F (mildy humid).
The time of the month between February 1 and February 29 is the most comfortable, with dew points that are neither too dry nor too muggy.
Over the course of February typical wind speeds vary from 0 mph to 13 mph (calm to moderate breeze), rarely exceeding 18 mph (fresh breeze).
The highest average wind speed of 6 mph (light breeze) occurs around February 28, at which time the average daily maximum wind speed is 12 mph (moderate breeze).
The lowest average wind speed of 5 mph (light breeze) occurs around February 1, at which time the average daily maximum wind speed is 11 mph (gentle breeze).