Average Weather in October in Ollon Switzerland
Daily high temperatures decrease by 10°F, from 65°F to 54°F, rarely falling below 46°F or exceeding 73°F.
Daily low temperatures decrease by 8°F, from 48°F to 40°F, rarely falling below 33°F or exceeding 54°F.
For reference, on July 27, the hottest day of the year, temperatures in Ollon typically range from 59°F to 78°F, while on January 19, the coldest day of the year, they range from 27°F to 39°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 Ollon experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 56% throughout the month.
The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 45% of the time.
For reference, on May 8, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 62%, while on July 23, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 63%.
Cloud Cover Categories in October
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 Ollon, the chance of a wet day over the course of October is essentially constant, remaining around 31% throughout.
For reference, the year's highest daily chance of a wet day is 43% on May 25, and its lowest chance is 26% on March 3.
Probability of Precipitation in October
The average sliding 31-day rainfall during October in Ollon is essentially constant, remaining about 3.1 inches throughout, and rarely exceeding 5.7 inches or falling below 1.0 inches.
The highest average 31-day accumulation is 3.1 inches on October 8.
Average Monthly Rainfall in October
Over the course of October in Ollon, 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, 34 minutes, implying an average daily decrease of 3 minutes, 9 seconds, and weekly decrease of 22 minutes, 2 seconds.
The shortest day of the month is October 31, with 10 hours, 8 minutes of daylight and the longest day is October 1, with 11 hours, 43 minutes of daylight.
Hours of Daylight and Twilight in October
The latest sunrise of the month in Ollon is 8:03 AM on October 26 and the earliest sunrise is 59 minutes earlier at 7:05 AM on October 27.
The latest sunset is 7:12 PM on October 1 and the earliest sunset is 1 hour, 53 minutes earlier at 5:19 PM on October 31.
Daylight saving time (DST) ends at 2:00 AM on October 27, 2019, shifting sunrise and sunset to be an hour earlier.
For reference, on June 21, the longest day of the year, the Sun rises at 5:39 AM and sets 15 hours, 48 minutes later, at 9:27 PM, while on December 22, the shortest day of the year, it rises at 8:12 AM and sets 8 hours, 36 minutes later, at 4:48 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in October
The chance that a given day will be muggy in Ollon is essentially constant during October, remaining around 0% throughout.
For reference, on July 25, the muggiest day of the year, there are muggy conditions 0% 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
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Ollon is essentially constant during October, remaining within 0.1 miles per hour of 4.4 miles per hour throughout.
For reference, on January 26, the windiest day of the year, the daily average wind speed is 5.0 miles per hour, while on August 10, the calmest day of the year, the daily average wind speed is 4.2 miles per hour.
The lowest daily average wind speed during October is 4.2 miles per hour on October 3.
Average Wind Speed in October
Wind Direction in October
The growing season in Ollon typically lasts for 7.2 months (221 days), from around April 1 to around November 7, rarely starting before March 9 or after April 22, and rarely ending before October 19 or after December 2.
The month of October in Ollon is more likely than not fully within the growing season, with the chance that a given day is in the growing season rapidly decreasing from 100% to 67% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in October
The average accumulated growing degree days in Ollon are gradually increasing during October, increasing by 119°F, from 2,273°F to 2,392°F, over the course of the month.
Growing Degree Days in October
The average daily incident shortwave solar energy in Ollon is decreasing during October, falling by 1.3 kWh, from 3.8 kWh to 2.5 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 Ollon are 46.295 deg latitude, 6.993 deg longitude, and 1,640 ft elevation.
The topography within 2 miles of Ollon contains large variations in elevation, with a maximum elevation change of 3,222 feet and an average elevation above sea level of 1,983 feet. Within 10 miles contains large variations in elevation (9,370 feet). Within 50 miles also contains extreme variations in elevation (14,596 feet).
The area within 2 miles of Ollon is covered by trees (47%), cropland (34%), and grassland (11%), within 10 miles by trees (41%) and grassland (25%), and within 50 miles by trees (32%) and grassland (20%).
This report illustrates the typical weather in Ollon 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 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Ollon.
For each station, the records are corrected for the elevation difference between that station and Ollon 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 Ollon is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Ollon and a given station.
The stations contributing to this reconstruction are: Sion (61%, 27 kilometers, east); Aéroport Genève-Cointrin (15%, 68 kilometers, west); Neuchatel (12%, 79 kilometers, north); and Bern-Belp Airport (12%, 79 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .