Average Weather in October in Westport Indiana, United States
In Westport, the month of October is characterized by rapidly falling daily high temperatures, with daily highs decreasing by 12°F, from 72°F to 60°F over the course of the month, and rarely exceeding 82°F or dropping below 46°F.
Daily low temperatures decrease by 10°F, from 51°F to 42°F, rarely falling below 30°F or exceeding 63°F.
For reference, on July 20, the hottest day of the year, temperatures in Westport typically range from 67°F to 84°F, while on January 29, the coldest day of the year, they range from 24°F to 38°F.
Average High and Low Temperature in October
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on October. 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 October
The month of October in Westport experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 34% to 44%.
The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 66% of the time.
For reference, on December 25, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 60%, while on August 23, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 69%.
Cloud Cover in October
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Westport, the chance of a wet day over the course of October is essentially constant, remaining around 25% throughout.
For reference, the year's highest daily chance of a wet day is 43% on June 8, and its lowest chance is 21% on January 29.
Probability of Precipitation in October
The average sliding 31-day rainfall during October in Westport is essentially constant, remaining about 3.0 inches throughout, and rarely exceeding 5.3 inches or falling below 1.0 inches.
Average Monthly Rainfall in October
Over the course of October in Westport, 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, 13 minutes, implying an average daily decrease of 2 minutes, 26 seconds, and weekly decrease of 17 minutes, 1 second.
The shortest day of the month is October 31, with 10 hours, 33 minutes of daylight and the longest day is October 1, with 11 hours, 46 minutes of daylight.
Hours of Daylight and Twilight in October
The earliest sunrise of the month in Westport is 7:38 AM on October 1 and the latest sunrise is 31 minutes later at 8:09 AM on October 31.
The latest sunset is 7:24 PM on October 1 and the earliest sunset is 42 minutes earlier at 6:42 PM on October 31.
Daylight saving time is observed in Westport during 2017, but it neither starts nor ends during October, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:16 AM and sets 14 hours, 56 minutes later, at 9:12 PM, while on December 21, the shortest day of the year, it rises at 7:58 AM and sets 9 hours, 25 minutes later, at 5:22 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in October
The chance that a given day will be muggy in Westport is decreasing during October, falling from 7% to 0% over the course of the month.
For reference, on July 27, the muggiest day of the year, there are muggy conditions 61% 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 October
The average hourly wind speed in Westport is gradually increasing during October, increasing from 4.1 miles per hour to 4.7 miles per hour over the course of the month.
For reference, on April 1, the windiest day of the year, the daily average wind speed is 5.5 miles per hour, while on August 1, the calmest day of the year, the daily average wind speed is 3.1 miles per hour.
Average Wind Speed in October
Wind Direction in October
The average daily incident shortwave solar energy in Westport is decreasing during October, falling by 1.5 kWh, from 4.6 kWh to 3.1 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in October
For the purposes of this report, the geographical coordinates of Westport are 39.176 deg latitude, -85.573 deg longitude, and 807 ft elevation.
The topography within 2 miles of Westport contains only modest variations in elevation, with a maximum elevation change of 138 feet and an average elevation above sea level of 803 feet. Within 10 miles also contains only modest variations in elevation (371 feet). Within 50 miles contains only modest variations in elevation (840 feet).
The area within 2 miles of Westport is covered by cropland (84%) and trees (16%), within 10 miles by cropland (78%) and trees (22%), and within 50 miles by cropland (56%) and trees (39%).
This report illustrates the typical weather in Westport 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 Westport.
For each station, the records are corrected for the elevation difference between that station and Westport 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 Westport is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Westport and a given station.
The stations contributing to this reconstruction are: Shelbyville Municipal Airport (41%, 49 kilometers, northwest); Cincinnati/Northern Kentucky International Airport (20%, 79 kilometers, east); Monroe County Airport (16%, 90 kilometers, west); Bowman Field (13%, 106 kilometers, south); and Capital City Airport (10%, 125 kilometers, southeast).
Time zones for aiports and weather stations are provided by AskGeo.com .