This report describes the typical weather at the Jack Barstow Municipal Airport (Midland, Michigan, United States) weather station over the course of an average year. It is based on the historical records from 2009 to 2012. Earlier records are either unavailable or unreliable.
Midland, Michigan has a humid continental climate with warm summers and no dry season. The area within 25 mi of this station is covered by grasslands (35%), croplands (29%), forests (27%), oceans and seas (6%), and built-up areas (3%).
Over the course of a year, the temperature typically varies from 14Â°F to 83Â°F and is rarely below 6Â°F or above 89Â°F.
The warm season lasts from May 21 to September 9 with an average daily high temperature above 72Â°F. The hottest day of the year is July 11, with an average high of 83Â°F and low of 59Â°F.
The cold season lasts from December 1 to March 3 with an average daily high temperature below 40Â°F. The coldest day of the year is January 12, with an average low of 14Â°F and high of 29Â°F.
The length of the day varies significantly over the course of the year. The shortest day is December 21 with 8:55 hours of daylight; the longest day is June 20 with 15:25 hours of daylight.
The earliest sunrise is at 5:54am on June 12 and the latest sunset is at 9:23pm on June 28. The latest sunrise is at 8:16am on November 3 and the earliest sunset is at 5:00pm on December 12.
Daylight saving 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 37% (mostly clear) to 89% (mostly cloudy). The sky is cloudiest on December 30 and clearest on June 14. The clearer part of the year begins around February 26. The cloudier part of the year begins around October 28.
On June 14, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 63% of the time, and overcast or mostly cloudy 36% of the time.
On December 30, the cloudiest day of the year, the sky is overcast, mostly cloudy, or partly cloudy 72% of the time, and clear or mostly clear 16% of the time.
The probability that precipitation will be observed at this location varies throughout the year. Precipitation is most likely around December 25, occurring in 60% of days. Precipitation is least likely around July 29, occurring in 23% of days.
Over the entire year, the most common forms of precipitation are light snow, moderate rain, light rain, and heavy rain.
Light snow is the most severe precipitation observed during 30% of those days with precipitation. It is most likely around December 31, when it is observed during 44% of all days.
Moderate rain is the most severe precipitation observed during 30% of those days with precipitation. It is most likely around October 27, when it is observed during 25% of all days.
Light rain is the most severe precipitation observed during 15% of those days with precipitation. It is most likely around June 27, when it is observed during 11% of all days.
Heavy rain is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around May 28, when it is observed during 11% of all days.
During the warm season, which lasts from May 21 to September 9, there is a 28% 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 rain (38% of days with precipitation have at worst moderate rain), light rain (29%), and heavy rain (29%).
During the cold season, which lasts from December 1 to March 3, there is a 51% 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 (66% of days with precipitation have at worst light snow), moderate snow (16%), and moderate rain (12%).
The likelihood of snow falling is highest around December 31, occurring in 53% of days. The season in which it is relatively likely for snow to fall spans from November 13 to March 24.
Either snow rarely accumulates at this location or snow depth measurements are unavailable or unreliable.
The relative humidity typically ranges from 38% (comfortable) to 96% (very humid) over the course of the year, rarely dropping below 25% (dry) and reaching as high as 99% (very humid).
The air is driest around May 9, at which time the relative humidity drops below 45% (comfortable) three days out of four; it is most humid around August 9, exceeding 94% (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 10Â°F (dry) to 67Â°F (muggy) and is rarely below 2Â°F (dry) or above 71Â°F (very muggy).
There are two periods in the year that are most comfortable: The first is between May 16 and July 13 and the second is between August 13 and October 4. 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 17 mph (calm to moderate breeze), rarely exceeding 20 mph (fresh breeze).
The highest average wind speed of 8 mph (gentle breeze) occurs around April 18, at which time the average daily maximum wind speed is 17 mph (moderate breeze).
The lowest average wind speed of 4 mph (light breeze) occurs around July 10, at which time the average daily maximum wind speed is 12 mph (gentle breeze).