This report describes the typical weather at the Sardar Vallabhbhai Patel International Airport (Ahmadabad Airport) (Ahmedabad, India) weather station over the course of an average January. It is based on the historical records from 1996 to 2012. Earlier records are either unavailable or unreliable.
Ahmedabad has a hot semi-arid steppe climate. The area within 25 mi of this station is covered by croplands (90%), grasslands (6%), and built-up areas (2%).
The month of January is characterized by essentially constant daily high temperatures, with daily highs around 82°F throughout the month, exceeding 88°F or dropping below 76°F only one day in ten.
Over the course of January, the length of the day is essentially constant. The shortest day of the month is January 1 with 10:44 hours of daylight; the longest day is January 31 with 11:07 hours of daylight.
The earliest sunrise is at 7:20am on January 31; the latest sunset is at 6:26pm on January 31; the latest sunrise is at 7:23am on January 17; the earliest sunset is at 6:05pm on January 1.
Daylight saving time (DST) is not observed in 2012.
The median cloud cover is 5% (clear) and does not vary substantially over the course of the month.
On January 16, a representative day, the sky is clear or mostly clear 67% of the time, partly cloudy 7% of the time, and mostly cloudy or overcast 3% of the time.
The average probability that some form of precipitation will be observed in a given day is 2%, with little variation over the course of the month.
Throughout January, the most common forms of precipitation are light rain, thunderstorms, and drizzle.
Light rain is the most severe precipitation observed during 37% of those days with precipitation. It is most likely around January 25, when it is observed during 1% of all days.
Thunderstorms are the most severe precipitation observed during 26% of those days with precipitation. They are most likely around January 19, when it is observed during 1% of all days.
Drizzle is the most severe precipitation observed during 22% of those days with precipitation. It is most likely around January 11, when it is observed during 0% of all days.
Either snow is exceptionally unlikely to fall at this location in January or this station does not reliably report precipitation types.
The relative humidity typically ranges from 25% (dry) to 83% (humid) over the course of a typical January, rarely dropping below 15% (dry) and reaching as high as 100% (very humid).
The air is driest around January 31, at which time the relative humidity drops below 30% (dry) three days out of four; it is most humid around January 1, rising above 72% (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 January, the dew point typically varies from 39°F (dry) to 54°F (very comfortable) and is rarely below 28°F (dry) or above 62°F (mildy humid).
The time of the month between January 1 and January 31 is the most comfortable, with dew points that are neither too dry nor too muggy.
Over the course of January typical wind speeds vary from 0 mph to 9 mph (calm to gentle breeze), rarely exceeding 14 mph (moderate breeze).
The highest average wind speed of 4 mph (light breeze) occurs around January 9, at which time the average daily maximum wind speed is 9 mph (gentle breeze).
The lowest average wind speed of 4 mph (light breeze) occurs around January 28, at which time the average daily maximum wind speed is 9 mph (gentle breeze).