Average Weather in October in Arbuckle California, United States
Daily high temperatures decrease by 14°F, from 86°F to 72°F, rarely falling below 63°F or exceeding 96°F.
Daily low temperatures decrease by 7°F, from 54°F to 47°F, rarely falling below 40°F or exceeding 60°F.
For reference, on July 18, the hottest day of the year, temperatures in Arbuckle typically range from 62°F to 98°F, while on December 31, the coldest day of the year, they range from 38°F to 53°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 Arbuckle experiences very rapidly increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 20% to 38%.
The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 80% of the time.
For reference, on January 10, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 57%, while on July 29, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 91%.
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 Arbuckle, the chance of a wet day over the course of October is very rapidly increasing, starting the month at 7% and ending it at 17%.
For reference, the year's highest daily chance of a wet day is 33% on February 20, and its lowest chance is 0% on July 28.
Probability of Precipitation in October
The average sliding 31-day rainfall during October in Arbuckle is rapidly increasing, starting the month at 0.7 inches, when it rarely exceeds 1.9 inches, and ending the month at 2.3 inches, when it rarely exceeds 4.9 inches or falls below 0.3 inches.
Average Monthly Rainfall in October
Over the course of October in Arbuckle, 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, 25 seconds, and weekly decrease of 16 minutes, 56 seconds.
The shortest day of the month is October 31, with 10 hours, 34 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 Arbuckle is 7:04 AM on October 1 and the latest sunrise is 30 minutes later at 7:34 AM on October 31.
The latest sunset is 6:50 PM on October 1 and the earliest sunset is 42 minutes earlier at 6:08 PM on October 31.
Daylight saving time is observed in Arbuckle during 2018, 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 5:42 AM and sets 14 hours, 55 minutes later, at 8:37 PM, while on December 21, the shortest day of the year, it rises at 7:23 AM and sets 9 hours, 26 minutes later, at 4:49 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in October
The chance that a given day will be muggy in Arbuckle is essentially constant during October, remaining around 0% throughout.
For reference, on July 8, 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 Arbuckle is essentially constant during October, remaining within 0.2 miles per hour of 5.8 miles per hour throughout.
For reference, on December 14, the windiest day of the year, the daily average wind speed is 7.2 miles per hour, while on September 13, the calmest day of the year, the daily average wind speed is 5.2 miles per hour.
Average Wind Speed in October
Wind Direction in October
Arbuckle is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.
The average surface water temperature in Arbuckle is essentially constant during October, remaining around 55°F throughout.
Average Water Temperature in October
The growing season in Arbuckle typically lasts for 9.5 months (289 days), from around February 12 to around November 28, rarely starting before January 6 or after March 14, and rarely ending before November 9 or after December 24.
The month of October in Arbuckle is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in October
The average accumulated growing degree days in Arbuckle are increasing during October, increasing by 407°F, from 3,920°F to 4,327°F, over the course of the month.
Growing Degree Days in October
The average daily incident shortwave solar energy in Arbuckle is rapidly decreasing during October, falling by 1.7 kWh, from 5.2 kWh to 3.4 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 Arbuckle are 39.017 deg latitude, -122.058 deg longitude, and 125 ft elevation.
The topography within 2 miles of Arbuckle contains only modest variations in elevation, with a maximum elevation change of 141 feet and an average elevation above sea level of 131 feet. Within 10 miles contains only modest variations in elevation (1,391 feet). Within 50 miles contains very significant variations in elevation (7,037 feet).
The area within 2 miles of Arbuckle is covered by cropland (95%), within 10 miles by cropland (67%) and grassland (23%), and within 50 miles by cropland (38%) and grassland (25%).
This report illustrates the typical weather in Arbuckle 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 Arbuckle.
For each station, the records are corrected for the elevation difference between that station and Arbuckle 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 Arbuckle is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Arbuckle and a given station.
The stations contributing to this reconstruction are: Yuba County Airport (33%, 43 kilometers, east); Sacramento International Airport (24%, 54 kilometers, southeast); University Airport (21%, 59 kilometers, southeast); Sonoma County Airport (12%, 87 kilometers, southwest); and Ukiah Municipal Airport (9%, 100 kilometers, west).
Time zones for aiports and weather stations are provided by AskGeo.com .