Average Weather in September in Ness City Kansas, United States
Daily high temperatures decrease by 11°F, from 88°F to 77°F, rarely falling below 63°F or exceeding 98°F.
Daily low temperatures decrease by 12°F, from 63°F to 51°F, rarely falling below 40°F or exceeding 71°F.
For reference, on July 19, the hottest day of the year, temperatures in Ness City typically range from 68°F to 93°F, while on January 3, the coldest day of the year, they range from 21°F to 42°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 Ness City experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 27% throughout the month. The lowest chance of overcast or mostly cloudy conditions is 25% on September 19.
The clearest day of the month is September 19, with clear, mostly clear, or partly cloudy conditions 75% of the time.
For reference, on February 15, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 45%, while on July 7, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 75%.
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 Ness City, the chance of a wet day over the course of September is very rapidly decreasing, starting the month at 26% and ending it at 15%.
For reference, the year's highest daily chance of a wet day is 36% on June 8, and its lowest chance is 6% on January 1.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Ness City is decreasing, starting the month at 1.9 inches, when it rarely exceeds 3.4 inches or falls below 0.6 inches, and ending the month at 1.4 inches, when it rarely exceeds 2.6 inches or falls below 0.3 inches.
Average Monthly Rainfall in September
Over the course of September in Ness City, 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, 11 minutes, implying an average daily decrease of 2 minutes, 27 seconds, and weekly decrease of 17 minutes, 9 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, 0 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Ness City is 7:09 AM on September 1 and the latest sunrise is 26 minutes later at 7:34 AM on September 30.
The latest sunset is 8:08 PM on September 1 and the earliest sunset is 46 minutes earlier at 7:23 PM on September 30.
Daylight saving time is observed in Ness City during 2021, 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 6:15 AM and sets 14 hours, 51 minutes later, at 9:07 PM, while on December 21, the shortest day of the year, it rises at 7:53 AM and sets 9 hours, 29 minutes later, at 5:22 PM.
Sunrise & Sunset with Twilight in September
The figure below presents a compact representation of key lunar data for September 2021. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon.
Moon Rise, Set & Phases in September
The chance that a given day will be muggy in Ness City is decreasing during September, falling from 10% to 1% over the course of the month.
For reference, on July 25, the muggiest day of the year, there are muggy conditions 25% of the time, while on October 28, 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 Ness City is gradually increasing during September, increasing from 11.3 miles per hour to 11.8 miles per hour over the course of the month.
For reference, on April 8, the windiest day of the year, the daily average wind speed is 13.1 miles per hour, while on August 6, the calmest day of the year, the daily average wind speed is 10.3 miles per hour.
The highest daily average wind speed during September is 11.8 miles per hour on September 23.
Average Wind Speed in September
The hourly average wind direction in Ness City throughout September is predominantly from the south, with a peak proportion of 57% on September 1.
Wind Direction in September
The growing season in Ness City typically lasts for 6.0 months (184 days), from around April 17 to around October 18, rarely starting before March 30 or after May 7, and rarely ending before September 26 or after November 6.
The month of September in Ness City 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 86% 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 Ness City are rapidly increasing during September, increasing by 544°F, from 3,161°F to 3,704°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Ness City is decreasing during September, falling by 1.0 kWh, from 6.0 kWh to 5.0 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 Ness City are 38.453 deg latitude, -99.907 deg longitude, and 2,247 ft elevation.
The topography within 2 miles of Ness City contains only modest variations in elevation, with a maximum elevation change of 128 feet and an average elevation above sea level of 2,254 feet. Within 10 miles also contains only modest variations in elevation (430 feet). Within 50 miles contains only modest variations in elevation (1,250 feet).
The area within 2 miles of Ness City is covered by grassland (55%) and cropland (42%), within 10 miles by cropland (51%) and grassland (48%), and within 50 miles by cropland (57%) and grassland (42%).
This report illustrates the typical weather in Ness City, 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 Ness City.
For each station, the records are corrected for the elevation difference between that station and Ness City 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 Ness City is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Ness City and a given station.
The stations contributing to this reconstruction are: Hays Municipal Airport (26%, 71 kilometers, northeast); Dodge City Regional Airport (23%, 76 kilometers, south); Great Bend Municipal Airport (18%, 91 kilometers, east); Garden City Regional Airport (17%, 92 kilometers, southwest); and Hill City Municipal Airport (15%, 103 kilometers, north).
Time zones for airports and weather stations are provided by AskGeo.com .