Average Weather in September in Soda Springs Idaho, United States
Daily high temperatures decrease by 11°F, from 75°F to 64°F, rarely falling below 50°F or exceeding 83°F.
Daily low temperatures decrease by 9°F, from 43°F to 34°F, rarely falling below 26°F or exceeding 51°F.
For reference, on July 27, the hottest day of the year, temperatures in Soda Springs typically range from 48°F to 81°F, while on January 27, the coldest day of the year, they range from 10°F to 26°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 Soda Springs experiences gradually increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 26% to 31%.
The clearest day of the month is September 4, with clear, mostly clear, or partly cloudy conditions 74% of the time.
For reference, on January 17, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 58%, while on July 26, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 80%.
Cloud Cover Categories in September
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 Soda Springs, the chance of a wet day over the course of September is gradually increasing, starting the month at 16% and ending it at 18%.
For reference, the year's highest daily chance of a wet day is 29% on May 24, and its lowest chance is 10% on July 5.
Over the course of September in Soda Springs, the chance of a day with only rain remains an essentially constant 17% throughout, the chance of a day with mixed snow and rain remains an essentially constant 1% throughout, and the chance of a day with only snow remains an essentially constant 0% throughout.
Probability of Precipitation in September
To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day rainfall during September in Soda Springs is essentially constant, remaining about 1.1 inches throughout, and rarely exceeding 2.5 inches or falling below 0.1 inches.
The highest average 31-day accumulation is 1.2 inches on September 28.
Average Monthly Rainfall in September
Over the course of September in Soda 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, 22 minutes, implying an average daily decrease of 2 minutes, 51 seconds, and weekly decrease of 19 minutes, 54 seconds.
The shortest day of the month is September 30, with 11 hours, 47 minutes of daylight and the longest day is September 1, with 13 hours, 9 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Soda Springs is 6:51 AM on September 1 and the latest sunrise is 31 minutes later at 7:22 AM on September 30.
The latest sunset is 8:00 PM on September 1 and the earliest sunset is 51 minutes earlier at 7:09 PM on September 30.
Daylight saving time is observed in Soda Springs during 2018, 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 5:48 AM and sets 15 hours, 19 minutes later, at 9:07 PM, while on December 21, the shortest day of the year, it rises at 7:53 AM and sets 9 hours, 3 minutes later, at 4:55 PM.
Sunrise & Sunset with Twilight in September
The chance that a given day will be muggy in Soda Springs is essentially constant during September, remaining around 0% throughout.
For reference, on July 10, 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
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Soda Springs is essentially constant during September, remaining around 5.5 miles per hour throughout.
For reference, on March 29, the windiest day of the year, the daily average wind speed is 6.8 miles per hour, while on August 4, the calmest day of the year, the daily average wind speed is 5.1 miles per hour.
Average Wind Speed in September
Wind Direction in September
The growing season in Soda Springs typically lasts for 2.9 months (90 days), from around June 13 to around September 11, rarely starting before May 19 or after July 6, and rarely ending before August 22 or after September 28.
During September in Soda Springs, the chance that a given day is within the growing season is very rapidly decreasing falling from 74% to 7% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Soda Springs are increasing during September, increasing by 206°F, from 1,289°F to 1,495°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Soda Springs is decreasing during September, falling by 1.5 kWh, from 6.3 kWh to 4.8 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 Soda Springs are 42.654 deg latitude, -111.605 deg longitude, and 5,833 ft elevation.
The topography within 2 miles of Soda Springs contains significant variations in elevation, with a maximum elevation change of 781 feet and an average elevation above sea level of 5,825 feet. Within 10 miles contains significant variations in elevation (3,471 feet). Within 50 miles also contains extreme variations in elevation (6,834 feet).
The area within 2 miles of Soda Springs is covered by shrubs (67%), cropland (18%), and grassland (10%), within 10 miles by shrubs (51%) and cropland (23%), and within 50 miles by shrubs (58%) and trees (23%).
This report illustrates the typical weather in Soda 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 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Soda Springs.
For each station, the records are corrected for the elevation difference between that station and Soda 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 Soda Springs is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Soda Springs and a given station.
The stations contributing to this reconstruction are: Afton Municipal Airport (42%, 55 kilometers, east); Malad City Airport (23%, 74 kilometers, southwest); Pocatello Regional Airport (19%, 84 kilometers, west); and Fanning Field (16%, 103 kilometers, north).
Time zones for aiports and weather stations are provided by AskGeo.com .