Average Weather in September in Smith Center Kansas, United States
Daily high temperatures decrease by 11°F, from 85°F to 75°F, rarely falling below 61°F or exceeding 95°F.
Daily low temperatures decrease by 12°F, from 63°F to 51°F, rarely falling below 39°F or exceeding 71°F.
For reference, on July 9, the hottest day of the year, temperatures in Smith Center typically range from 68°F to 91°F, while on January 2, the coldest day of the year, they range from 20°F to 39°F.
Average High and Low Temperature in September
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on September. 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 September
The month of September in Smith Center experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 28% throughout the month. The lowest chance of overcast or mostly cloudy conditions is 27% on September 14.
The clearest day of the month is September 14, with clear, mostly clear, or partly cloudy conditions 73% of the time.
For reference, on February 12, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 47%, while on July 8, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 74%.
Cloud Cover Categories in September
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Smith Center, the chance of a wet day over the course of September is very rapidly decreasing, starting the month at 28% and ending it at 20%.
For reference, the year's highest daily chance of a wet day is 40% on June 7, and its lowest chance is 5% on January 10.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Smith Center is gradually decreasing, starting the month at 2.3 inches, when it rarely exceeds 4.3 inches or falls below 0.8 inches, and ending the month at 1.8 inches, when it rarely exceeds 3.4 inches or falls below 0.4 inches.
Average Monthly Rainfall in September
Over the course of September in Smith Center, the length of the day is rapidly decreasing. From the start to the end of the month, the length of the day decreases by 1 hour, 14 minutes, implying an average daily decrease of 2 minutes, 34 seconds, and weekly decrease of 17 minutes, 58 seconds.
The shortest day of the month is September 30, with 11 hours, 49 minutes of daylight and the longest day is September 1, with 13 hours, 3 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Smith Center is 7:03 AM on September 1 and the latest sunrise is 27 minutes later at 7:30 AM on September 30.
The latest sunset is 8:06 PM on September 1 and the earliest sunset is 47 minutes earlier at 7:19 PM on September 30.
Daylight saving time is observed in Smith Center during 2018, but it neither starts nor ends during September, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:07 AM and sets 15 hours, 0 minutes later, at 9:06 PM, while on December 21, the shortest day of the year, it rises at 7:52 AM and sets 9 hours, 21 minutes later, at 5:13 PM.
Sunrise & Sunset with Twilight in September
The chance that a given day will be muggy in Smith Center is very rapidly decreasing during September, falling from 24% to 2% over the course of the month.
For reference, on July 24, the muggiest day of the year, there are muggy conditions 46% of the time, while on November 2, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in September
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Smith Center is gradually increasing during September, increasing from 10.3 miles per hour to 11.2 miles per hour over the course of the month.
For reference, on April 11, the windiest day of the year, the daily average wind speed is 12.9 miles per hour, while on August 6, the calmest day of the year, the daily average wind speed is 9.3 miles per hour.
Average Wind Speed in September
Wind Direction in September
The growing season in Smith Center typically lasts for 6.0 months (183 days), from around April 17 to around October 17, rarely starting before March 30 or after May 5, and rarely ending before September 28 or after November 6.
The month of September in Smith Center is more likely than not fully within the growing season, with the chance that a given day is in the growing season decreasing from 100% to 87% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Smith Center are rapidly increasing during September, increasing by 504°F, from 3,010°F to 3,514°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Smith Center is decreasing during September, falling by 1.1 kWh, from 5.9 kWh to 4.8 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in September
For the purposes of this report, the geographical coordinates of Smith Center are 39.779 deg latitude, -98.785 deg longitude, and 1,778 ft elevation.
The topography within 2 miles of Smith Center contains only modest variations in elevation, with a maximum elevation change of 177 feet and an average elevation above sea level of 1,789 feet. Within 10 miles also contains only modest variations in elevation (486 feet). Within 50 miles contains only modest variations in elevation (1,073 feet).
The area within 2 miles of Smith Center is covered by cropland (87%), within 10 miles by cropland (70%) and grassland (30%), and within 50 miles by cropland (54%) and grassland (46%).
This report illustrates the typical weather in Smith Center 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 6 weather stations near enough to contribute to our estimation of the temperature and dew point in Smith Center.
For each station, the records are corrected for the elevation difference between that station and Smith Center 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 Smith Center is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Smith Center and a given station.
The stations contributing to this reconstruction are: Brewster Field (19%, 88 kilometers, northwest); Hastings Municipal Airport (17%, 96 kilometers, north); Hill City Municipal Airport (16%, 100 kilometers, southwest); Blosser Municipal Airport (16%, 100 kilometers, east); Russell Municipal Airport (16%, 101 kilometers, south); and Hebron Municipal Airport (14%, 110 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .