This report describes the typical weather at the Manhattan Regional Airport (Manhattan, Kansas, United States) weather station over the course of an average year. It is based on the historical records from 1993 to 2012. Earlier records are either unavailable or unreliable.
Manhattan, Kansas has a humid continental climate with hot summers and no dry season. The area within 25 mi of this station is covered by grasslands (76%), croplands (18%), and lakes and rivers (3%).
Over the course of a year, the temperature typically varies from 18°F to 92°F and is rarely below 5°F or above 101°F.
The warm season lasts from June 2 to September 13 with an average daily high temperature above 81°F. The hottest day of the year is July 24, with an average high of 92°F and low of 69°F.
The cold season lasts from November 27 to March 1 with an average daily high temperature below 50°F. The coldest day of the year is January 15, with an average low of 18°F and high of 40°F.
The length of the day varies significantly over the course of the year. The shortest day is December 21 with 9:26 hours of daylight; the longest day is June 20 with 14:55 hours of daylight.
The earliest sunrise is at 6:00am on June 13 and the latest sunset is at 8:57pm on June 28. The latest sunrise is at 7:57am on November 3 and the earliest sunset is at 5:03pm on December 9.
Daylight savings time (DST) is observed in this location during 2012, starting in the spring on March 11 and ending in the fall on November 4.
The median cloud cover ranges from 3% (clear) to 29% (mostly clear). The sky is cloudiest on February 28 and clearest on August 4. The clearer part of the year begins around May 30. The cloudier part of the year begins around January 9.
On August 4, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 74% of the time, and overcast or mostly cloudy 17% of the time.
On February 28, the cloudiest day of the year, the sky is overcast, mostly cloudy, or partly cloudy 40% of the time, and clear or mostly clear 52% of the time.
The probability that precipitation will be observed at this location varies throughout the year. Precipitation is most likely around May 30, occurring in 44% of days. Precipitation is least likely around November 10, occurring in 26% of days.
Over the entire year, the most common forms of precipitation are thunderstorms, light rain, light snow, and moderate rain.
Thunderstorms are the most severe precipitation observed during 35% of those days with precipitation. They are most likely around June 29, when it is observed during 27% of all days.
Light rain is the most severe precipitation observed during 28% of those days with precipitation. It is most likely around May 14, when it is observed during 16% of all days.
Light snow is the most severe precipitation observed during 14% of those days with precipitation. It is most likely around January 2, when it is observed during 16% of all days.
Moderate rain is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around March 31, when it is observed during 7% of all days.
During the warm season, which lasts from June 2 to September 13, there is a 37% 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 (61% of days with precipitation have at worst thunderstorms), light rain (23%), moderate rain (10%), and heavy rain (6%).
During the cold season, which lasts from November 27 to March 1, there is a 29% 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 light snow (45% of days with precipitation have at worst light snow), light rain (20%), moderate snow (13%), and moderate rain (11%).
The likelihood of snow falling is highest around January 17, occurring in 21% of days. The season in which it is relatively likely for snow to fall spans from November 16 to March 30.
Either snow rarely accumulates at this location or snow depth measurements are unavailable or unreliable.
The relative humidity typically ranges from 40% (comfortable) to 93% (very humid) over the course of the year, rarely dropping below 22% (dry) and reaching as high as 100% (very humid).
The air is driest around April 11, at which time the relative humidity drops below 49% (comfortable) three days out of four; it is most humid around September 18, exceeding 91% (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 12°F (dry) to 71°F (very muggy) and is rarely below -3°F (dry) or above 76°F (very muggy).
There are two periods in the year that are most comfortable: The first is between April 24 and June 9 and the second is between September 5 and October 15. The air feels neither too dry nor too muggy during these periods.
Over the course of the year typical wind speeds vary from 0 mph to 18 mph (calm to fresh breeze), rarely exceeding 28 mph (strong breeze).
The highest average wind speed of 10 mph (gentle breeze) occurs around April 10, at which time the average daily maximum wind speed is 18 mph (fresh breeze).
The lowest average wind speed of 6 mph (light breeze) occurs around August 30, at which time the average daily maximum wind speed is 13 mph (moderate breeze).