Average Weather in February in Decatur Michigan, United States
In Decatur, the month of February is characterized by rising daily high temperatures, with daily highs increasing by 7°F, from 32°F to 39°F over the course of the month, and rarely exceeding 54°F or dropping below 19°F.
Daily low temperatures increase by 5°F, from 20°F to 25°F, rarely falling below 5°F or exceeding 38°F.
For reference, on July 19, the hottest day of the year, temperatures in Decatur typically range from 63°F to 82°F, while on January 29, the coldest day of the year, they range from 19°F to 31°F.
Average High and Low Temperature in February
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on February. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in February
The month of February in Decatur experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 66% to 60%.
The clearest day of the month is February 28, with clear, mostly clear, or partly cloudy conditions 40% of the time.
For reference, on December 29, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 68%, while on August 26, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 69%.
Cloud Cover in February
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Decatur, the chance of a wet day over the course of February is gradually increasing, starting the month at 17% and ending it at 19%.
For reference, the year's highest daily chance of a wet day is 35% on July 30, and its lowest chance is 17% on February 3.
Over the course of February in Decatur, the chance of a day with only rain increases from 7% to 11%, the chance of a day with mixed snow and rain remains an essentially constant 3% throughout, and the chance of a day with only snow decreases from 8% to 4%.
Probability of Precipitation in February
The average sliding 31-day rainfall during February in Decatur is gradually increasing, starting the month at 0.8 inches, when it rarely exceeds 2.0 inches, and ending the month at 1.2 inches, when it rarely exceeds 2.5 inches or falls below 0.2 inches.
Average Monthly Rainfall in February
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during February in Decatur is essentially constant, remaining about 0.4 inches throughout, and rarely exceeding 1.1 inches or falling to 0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in February
Over the course of February in Decatur, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 10 minutes, implying an average daily increase of 2 minutes, 37 seconds, and weekly increase of 18 minutes, 16 seconds.
The shortest day of the month is February 1, with 10 hours, 2 minutes of daylight and the longest day is February 28, with 11 hours, 13 minutes of daylight.
Hours of Daylight and Twilight in February
The latest sunrise of the month in Decatur is 7:56 AM on February 1 and the earliest sunrise is 36 minutes earlier at 7:20 AM on February 28.
The earliest sunset is 5:58 PM on February 1 and the latest sunset is 34 minutes later at 6:33 PM on February 28.
Daylight saving time is observed in Decatur during 2017, but it neither starts nor ends during February, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:08 AM and sets 15 hours, 15 minutes later, at 9:23 PM, while on December 21, the shortest day of the year, it rises at 8:09 AM and sets 9 hours, 6 minutes later, at 5:15 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in February
The chance that a given day will be muggy in Decatur is essentially constant during February, remaining around 0% throughout.
For reference, on July 28, the muggiest day of the year, there are muggy conditions 40% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in February
The average hourly wind speed in Decatur is essentially constant during February, remaining within 0.1 miles per hour of 7.1 miles per hour throughout.
For reference, on January 15, the windiest day of the year, the daily average wind speed is 7.4 miles per hour, while on August 4, the calmest day of the year, the daily average wind speed is 4.3 miles per hour.
Average Wind Speed in February
Wind Direction in February
Decatur is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.
The average surface water temperature in Decatur is essentially constant during February, remaining within 1°F of 36°F throughout.
Average Water Temperature in February
The average daily incident shortwave solar energy in Decatur is increasing during February, rising by 1.1 kWh, from 2.1 kWh to 3.2 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in February
For the purposes of this report, the geographical coordinates of Decatur are 42.108 deg latitude, -85.974 deg longitude, and 758 ft elevation.
The topography within 2 miles of Decatur is essentially flat, with a maximum elevation change of 75 feet and an average elevation above sea level of 759 feet. Within 10 miles is essentially flat (387 feet). Within 50 miles contains only modest variations in elevation (574 feet).
The area within 2 miles of Decatur is covered by cropland (63%), trees (21%), and artificial surfaces (12%), within 10 miles by cropland (63%) and trees (32%), and within 50 miles by cropland (51%) and water (21%).
This report illustrates the typical weather in Decatur year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Decatur.
For each station, the records are corrected for the elevation difference between that station and Decatur according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Decatur is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Decatur and a given station.
The stations contributing to this reconstruction are: Hree Rivers Municipal Dr Haines Airport (23%, 36 kilometers, southeast); South Haven Area Regional Airport (23%, 36 kilometers, northwest); Ross Field-Twin Cities Airport (21%, 38 kilometers, west); Kalamazoo-Battle Creek International Airport (21%, 38 kilometers, east); and Michigan City Municipal Airport-Phillips Field (13%, 52 kilometers, southwest).
Time zones for aiports and weather stations are provided by AskGeo.com .