Average Weather in September in Shingle Springs California, United States
In Shingle Springs, the month of September is characterized by falling daily high temperatures, with daily highs decreasing by 7°F, from 88°F to 81°F over the course of the month, and rarely exceeding 96°F or dropping below 70°F.
Daily low temperatures decrease by 5°F, from 63°F to 58°F, rarely falling below 50°F or exceeding 70°F.
For reference, on July 26, the hottest day of the year, temperatures in Shingle Springs typically range from 66°F to 92°F, while on December 30, the coldest day of the year, they range from 40°F to 53°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
The month of September in Shingle Springs experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 12% to 20%.
The clearest day of the month is September 1, with clear, mostly clear, or partly cloudy conditions 88% of the time.
For reference, on February 21, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 58%, while on July 29, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 91%.
Cloud Cover in September
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Shingle Springs, the chance of a wet day over the course of September is increasing, starting the month at 2% and ending it at 7%.
For reference, the year's highest daily chance of a wet day is 34% on February 28, and its lowest chance is 0% on July 21.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Shingle Springs is increasing, starting the month at 0.2 inches, when it rarely exceeds 0.5 inches, and ending the month at 0.7 inches, when it rarely exceeds 2.1 inches.
Average Monthly Rainfall in September
Over the course of September in Shingle Springs, 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, 12 minutes, implying an average daily decrease of 2 minutes, 28 seconds, and weekly decrease of 17 minutes, 17 seconds.
The shortest day of the month is September 30, with 11 hours, 48 minutes of daylight and the longest day is September 1, with 13 hours, 0 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Shingle Springs is 6:33 AM on September 1 and the latest sunrise is 26 minutes later at 6:58 AM on September 30.
The latest sunset is 7:33 PM on September 1 and the earliest sunset is 46 minutes earlier at 6:47 PM on September 30.
Daylight saving time is observed in Shingle Springs during 2017, 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 5:39 AM and sets 14 hours, 52 minutes later, at 8:31 PM, while on December 21, the shortest day of the year, it rises at 7:18 AM and sets 9 hours, 28 minutes later, at 4:45 PM.
Sunrise & Sunset with Twilight in September
The chance that a given day will be muggy in Shingle Springs is essentially constant during September, remaining around 0% throughout.
For reference, on May 16, 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 September
The average hourly wind speed in Shingle Springs is essentially constant during September, remaining within 0.1 miles per hour of 2.9 miles per hour throughout.
For reference, on December 14, the windiest day of the year, the daily average wind speed is 3.4 miles per hour, while on October 5, the calmest day of the year, the daily average wind speed is 2.8 miles per hour.
Average Wind Speed in September
Wind Direction in September
The average daily incident shortwave solar energy in Shingle Springs is rapidly decreasing during September, falling by 1.6 kWh, from 6.9 kWh to 5.3 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 Shingle Springs are 38.666 deg latitude, -120.926 deg longitude, and 1,398 ft elevation.
The topography within 2 miles of Shingle Springs contains significant variations in elevation, with a maximum elevation change of 679 feet and an average elevation above sea level of 1,428 feet. Within 10 miles contains significant variations in elevation (2,221 feet). Within 50 miles contains large variations in elevation (10,072 feet).
The area within 2 miles of Shingle Springs is covered by shrubs (60%) and grassland (31%), within 10 miles by grassland (44%) and shrubs (41%), and within 50 miles by trees (31%) and grassland (22%).
This report illustrates the typical weather in Shingle Springs 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 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Shingle Springs.
For each station, the records are corrected for the elevation difference between that station and Shingle Springs 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 Shingle Springs is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Shingle Springs and a given station.
The stations contributing to this reconstruction are: Placerville Airport (35%, 16 kilometers, east); Sacramento Mather Airport (23%, 34 kilometers, west); and Auburn Municipal Airport (42%, 35 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .