Average Weather in September in Timpson Texas, United States
Daily high temperatures decrease by 8°F, from 91°F to 83°F, rarely falling below 74°F or exceeding 97°F.
Daily low temperatures decrease by 9°F, from 70°F to 61°F, rarely falling below 50°F or exceeding 74°F.
For reference, on August 11, the hottest day of the year, temperatures in Timpson typically range from 72°F to 93°F, while on January 7, the coldest day of the year, they range from 39°F to 57°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
Ar Rudayyif, Tunisia (5,644 miles away); Al Quwayrah, Jordan (7,056 miles); and Dursunlu, Turkey (6,757 miles) are the far-away foreign places with temperatures most similar to Timpson (view comparison).
The month of September in Timpson experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 37% to 30%.
The clearest day of the month is September 30, with clear, mostly clear, or partly cloudy conditions 70% of the time.
For reference, on February 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 50%, while on October 5, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 71%.
Cloud Cover Categories in September
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Timpson, the chance of a wet day over the course of September is gradually decreasing, starting the month at 26% and ending it at 23%.
For reference, the year's highest daily chance of a wet day is 36% on May 27, and its lowest chance is 22% on September 20.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Timpson is increasing, starting the month at 2.6 inches, when it rarely exceeds 6.0 inches or falls below 0.8 inches, and ending the month at 3.3 inches, when it rarely exceeds 6.5 inches or falls below 0.9 inches.
Average Monthly Rainfall in September
Over the course of September in Timpson, the length of the day is decreasing. From the start to the end of the month, the length of the day decreases by 56 minutes, implying an average daily decrease of 1 minute, 55 seconds, and weekly decrease of 13 minutes, 27 seconds.
The shortest day of the month is September 30, with 11 hours, 53 minutes of daylight and the longest day is September 1, with 12 hours, 49 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Timpson is 6:52 AM on September 1 and the latest sunrise is 18 minutes later at 7:10 AM on September 30.
The latest sunset is 7:41 PM on September 1 and the earliest sunset is 38 minutes earlier at 7:03 PM on September 30.
Daylight saving time is observed in Timpson 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 6:12 AM and sets 14 hours, 14 minutes later, at 8:26 PM, while on December 21, the shortest day of the year, it rises at 7:13 AM and sets 10 hours, 4 minutes later, at 5:17 PM.
Sunrise & Sunset with Twilight in September
The chance that a given day will be muggy in Timpson is very rapidly decreasing during September, falling from 78% to 38% over the course of the month.
For reference, on July 23, the muggiest day of the year, there are muggy conditions 94% of the time, while on January 14, the least muggy day of the year, there are muggy conditions 1% of the time.
Humidity Comfort Levels in September
The average hourly wind speed in Timpson is essentially constant during September, remaining within 0.2 miles per hour of 4.1 miles per hour throughout.
For reference, on April 1, the windiest day of the year, the daily average wind speed is 5.6 miles per hour, while on July 30, the calmest day of the year, the daily average wind speed is 3.7 miles per hour.
Average Wind Speed in September
Wind Direction in September
The growing season in Timpson typically lasts for 8.3 months (255 days), from around March 8 to around November 18, rarely starting before February 9 or after March 31, and rarely ending before October 29 or after December 8.
The month of September in Timpson is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Timpson are rapidly increasing during September, increasing by 724°F, from 4,403°F to 5,126°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Timpson is gradually decreasing during September, falling by 0.6 kWh, from 5.7 kWh to 5.2 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 Timpson are 31.904 deg latitude, -94.395 deg longitude, and 364 ft elevation.
The topography within 2 miles of Timpson contains only modest variations in elevation, with a maximum elevation change of 131 feet and an average elevation above sea level of 366 feet. Within 10 miles also contains only modest variations in elevation (400 feet). Within 50 miles contains only modest variations in elevation (630 feet).
The area within 2 miles of Timpson is covered by cropland (56%) and trees (35%), within 10 miles by trees (51%) and cropland (33%), and within 50 miles by trees (50%) and cropland (27%).
This report illustrates the typical weather in Timpson 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 Timpson.
For each station, the records are corrected for the elevation difference between that station and Timpson 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 Timpson is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Timpson and a given station.
The stations contributing to this reconstruction are: A L Mangham Jr. Regional Airport (30%, 47 kilometers, southwest); Rusk County Airport (26%, 51 kilometers, northwest); Harrison County Airport (17%, 69 kilometers, north); Shreveport Regional Airport (13%, 81 kilometers, northeast); Ft. Polk, Peason Ridge (7%, 119 kilometers, southeast); and Natchitoches Regional Airport (7%, 124 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .