Average Weather in October in Big River California, United States
Daily high temperatures decrease by 13°F, from 96°F to 83°F, rarely falling below 74°F or exceeding 104°F.
Daily low temperatures decrease by 12°F, from 70°F to 58°F, rarely falling below 51°F or exceeding 77°F.
For reference, on July 11, the hottest day of the year, temperatures in Big River typically range from 85°F to 110°F, while on December 26, the coldest day of the year, they range from 44°F to 66°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 Big River experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 15% to 24%.
The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 85% of the time.
For reference, on February 20, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 38%, while on September 17, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 88%.
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 Big River, the chance of a wet day over the course of October is essentially constant, remaining around 5% throughout.
For reference, the year's highest daily chance of a wet day is 12% on August 24, and its lowest chance is 0% on June 13.
Probability of Precipitation in October
The average sliding 31-day rainfall during October in Big River is essentially constant, remaining about 0.3 inches throughout, and rarely exceeding 1.0 inches or falling below -0.0 inches.
The lowest average 31-day accumulation is 0.3 inches on October 26.
Average Monthly Rainfall in October
Over the course of October in Big River, 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, 0 minutes, implying an average daily decrease of 2 minutes, 1 second, and weekly decrease of 14 minutes, 6 seconds.
The shortest day of the month is October 31, with 10 hours, 48 minutes of daylight and the longest day is October 1, with 11 hours, 48 minutes of daylight.
Hours of Daylight and Twilight in October
The earliest sunrise of the month in Big River is 6:32 AM on October 1 and the latest sunrise is 24 minutes later at 6:56 AM on October 31.
The latest sunset is 6:20 PM on October 1 and the earliest sunset is 36 minutes earlier at 5:44 PM on October 31.
Daylight saving time is observed in Big River during 2020, but it neither starts nor ends during October, so the entire month is in daylight saving time.
For reference, on June 20, the longest day of the year, the Sun rises at 5:26 AM and sets 14 hours, 26 minutes later, at 7:52 PM, while on December 21, the shortest day of the year, it rises at 6:39 AM and sets 9 hours, 53 minutes later, at 4:32 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in October
The chance that a given day will be muggy in Big River is gradually decreasing during October, falling from 2% to 0% over the course of the month.
For reference, on August 24, the muggiest day of the year, there are muggy conditions 24% of the time, while on December 3, 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 Big River is essentially constant during October, remaining within 0.1 miles per hour of 6.9 miles per hour throughout.
For reference, on April 25, the windiest day of the year, the daily average wind speed is 8.2 miles per hour, while on September 9, the calmest day of the year, the daily average wind speed is 6.6 miles per hour.
Average Wind Speed in October
The wind direction in Big River during October is predominantly out of the south from October 1 to October 15 and the north from October 15 to October 31.
Wind Direction in October
While it does not do so every year, freezing temperatures are seen in Big River over some winters. The day least likely to be in the growing season is January 5, with a 69% chance.
Time Spent in Various Temperature Bands and the Growing Season in October
The average accumulated growing degree days in Big River are rapidly increasing during October, increasing by 749°F, from 6,890°F to 7,639°F, over the course of the month.
Growing Degree Days in October
The average daily incident shortwave solar energy in Big River is decreasing during October, falling by 1.4 kWh, from 5.7 kWh to 4.3 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 Big River are 34.140 deg latitude, -114.361 deg longitude, and 423 ft elevation.
The topography within 2 miles of Big River contains only modest variations in elevation, with a maximum elevation change of 315 feet and an average elevation above sea level of 444 feet. Within 10 miles contains only modest variations in elevation (2,792 feet). Within 50 miles contains large variations in elevation (4,764 feet).
The area within 2 miles of Big River is covered by shrubs (79%) and cropland (20%), within 10 miles by shrubs (78%) and cropland (21%), and within 50 miles by shrubs (90%).
This report illustrates the typical weather in Big River 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 Big River.
For each station, the records are corrected for the elevation difference between that station and Big River 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 Big River is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Big River and a given station.
The stations contributing to this reconstruction are: Blythe Airport (45%, 67 kilometers, southwest); Needles Airport (38%, 74 kilometers, north); Twenty-Nine Palms, Marine Corps Air-Ground Combat Center (11%, 167 kilometers, west); and Ernest A. Love Field (7%, 187 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .