This report describes the typical weather at the Erkilet International Airport (Kayseri, Turkey) weather station over the course of an average year. It is based on the historical records from 1985 to 2012. Earlier records are either unavailable or unreliable.
Kayseri has a continental climate with dry warm summers. The area within 25 mi of this station is covered by grasslands (86%) and croplands (10%).
Over the course of a year, the temperature typically varies from 19°F to 89°F and is rarely below 5°F or above 96°F.
The warm season lasts from June 11 to September 20 with an average daily high temperature above 78°F. The hottest day of the year is August 5, with an average high of 89°F and low of 57°F.
The cold season lasts from November 30 to March 4 with an average daily high temperature below 48°F. The coldest day of the year is January 27, with an average low of 19°F and high of 37°F.
The length of the day varies significantly over the course of the year. The shortest day is December 21 with 9:27 hours of daylight; the longest day is June 20 with 14:53 hours of daylight.
The earliest sunrise is at 5:12am on June 12 and the latest sunset is at 8:08pm on June 29. The latest sunrise is at 7:00am on October 27 and the earliest sunset is at 4:16pm on December 8.
Daylight saving time (DST) is observed in this location during 2012, starting in the spring on March 25 and ending in the fall on October 28.
The median cloud cover ranges from 10% (mostly clear) to 82% (mostly cloudy). The sky is cloudiest on January 7 and clearest on August 17. The clearer part of the year begins around May 25. The cloudier part of the year begins around October 28.
On August 17, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 79% of the time, and overcast or mostly cloudy 4% of the time.
On January 7, the cloudiest day of the year, the sky is overcast, mostly cloudy, or partly cloudy 68% of the time, and clear or mostly clear 20% of the time.
The probability that precipitation will be observed at this location varies throughout the year. Precipitation is most likely around May 1, occurring in 49% of days. Precipitation is least likely around August 1, occurring in 11% of days.
Over the entire year, the most common forms of precipitation are thunderstorms, moderate rain, light rain, and moderate snow.
Thunderstorms are the most severe precipitation observed during 26% of those days with precipitation. They are most likely around June 1, when it is observed during 26% of all days.
Moderate rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around April 16, when it is observed during 16% of all days.
Light rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around April 22, when it is observed during 13% of all days.
Moderate snow is the most severe precipitation observed during 17% of those days with precipitation. It is most likely around January 31, when it is observed during 18% of all days.
During the warm season, which lasts from June 11 to September 20, there is a 18% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of thunderstorms (68% of days with precipitation have at worst thunderstorms), light rain (17%), and moderate rain (14%).
During the cold season, which lasts from November 30 to March 4, there is a 40% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of moderate snow (37% of days with precipitation have at worst moderate snow), light snow (21%), light rain (20%), and moderate rain (16%).
The likelihood of snow falling is highest around January 23, occurring in 29% of days. The season in which it is relatively likely for snow to fall spans from November 15 to April 4.
During peak snow season, accumulation at this location on a given day is just less likely than not. The chances of there being snow on the ground are highest around January 27, occurring 41% of the time. The season in which snow is relatively likely to be on the ground spans from November 24 to March 14.
The snow is typically at its deepest on October 29, with a median depth of 5.0"; the depth exceeds 8.0" only one year out of ten.
The relative humidity typically ranges from 24% (dry) to 93% (very humid) over the course of the year, rarely dropping below 14% (very dry) and reaching as high as 100% (very humid).
The air is driest around August 22, at which time the relative humidity drops below 28% (dry) three days out of four; it is most humid around December 14, exceeding 90% (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 year, the dew point typically varies from 14°F (dry) to 56°F (comfortable) and is rarely below 1°F (dry) or above 61°F (comfortable).
The time of the year between May 22 and September 8 is the most comfortable, with dew points that are neither too dry nor too muggy.
Over the course of the year typical wind speeds vary from 0 mph to 13 mph (calm to moderate breeze), rarely exceeding 23 mph (fresh breeze).
The highest average wind speed of 6 mph (light breeze) occurs around April 10, at which time the average daily maximum wind speed is 13 mph (moderate breeze).
The lowest average wind speed of 4 mph (light breeze) occurs around November 8, at which time the average daily maximum wind speed is 7 mph (light breeze).