Average Weather in September in Herrera Spain
Daily high temperatures decrease by 10°F, from 91°F to 81°F, rarely falling below 72°F or exceeding 98°F.
Daily low temperatures decrease by 6°F, from 64°F to 57°F, rarely falling below 51°F or exceeding 68°F.
For reference, on July 24, the hottest day of the year, temperatures in Herrera typically range from 65°F to 95°F, while on January 20, the coldest day of the year, they range from 37°F to 57°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 Herrera experiences rapidly increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 23% to 37%.
The clearest day of the month is September 1, with clear, mostly clear, or partly cloudy conditions 77% of the time.
For reference, on October 31, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 47%, while on July 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 93%.
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 Herrera, the chance of a wet day over the course of September is very rapidly increasing, starting the month at 3% and ending it at 13%.
For reference, the year's highest daily chance of a wet day is 22% on October 31, and its lowest chance is 0% on July 31.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Herrera is increasing, starting the month at 0.4 inches, when it rarely exceeds 1.2 inches, and ending the month at 1.3 inches, when it rarely exceeds 2.9 inches.
Average Monthly Rainfall in September
Over the course of September in Herrera, 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, 8 minutes, implying an average daily decrease of 2 minutes, 21 seconds, and weekly decrease of 16 minutes, 29 seconds.
The shortest day of the month is September 30, with 11 hours, 50 minutes of daylight and the longest day is September 1, with 12 hours, 58 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Herrera is 7:49 AM on September 1 and the latest sunrise is 24 minutes later at 8:14 AM on September 30.
The latest sunset is 8:48 PM on September 1 and the earliest sunset is 44 minutes earlier at 8:03 PM on September 30.
Daylight saving time is observed in Herrera during 2021, 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 6:58 AM and sets 14 hours, 44 minutes later, at 9:43 PM, while on December 21, the shortest day of the year, it rises at 8:29 AM and sets 9 hours, 35 minutes later, at 6:05 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in September
The figure below presents a compact representation of key lunar data for September 2021. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon.
Moon Rise, Set & Phases in September
The chance that a given day will be muggy in Herrera is gradually decreasing during September, falling from 3% to 1% over the course of the month.
For reference, on August 18, the muggiest day of the year, there are muggy conditions 5% of the time, while on November 21, 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 Herrera is essentially constant during September, remaining within 0.1 miles per hour of 6.4 miles per hour throughout.
For reference, on April 7, the windiest day of the year, the daily average wind speed is 7.8 miles per hour, while on August 31, the calmest day of the year, the daily average wind speed is 6.2 miles per hour.
Average Wind Speed in September
The wind direction in Herrera during September is predominantly out of the south from September 1 to September 26 and the west from September 26 to September 30.
Wind Direction in September
Herrera 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 Herrera is decreasing during September, falling by 4°F, from 73°F to 69°F, over the course of the month.
Average Water Temperature in September
The growing season in Herrera typically lasts for 9.6 months (290 days), from around February 21 to around December 8, rarely starting after March 20, or ending before November 16.
The month of September in Herrera is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Herrera are rapidly increasing during September, increasing by 653°F, from 3,472°F to 4,126°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Herrera is rapidly decreasing during September, falling by 1.6 kWh, from 6.6 kWh to 4.9 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 Herrera are 37.364 deg latitude, -4.850 deg longitude, and 817 ft elevation.
The topography within 2 miles of Herrera contains only modest variations in elevation, with a maximum elevation change of 427 feet and an average elevation above sea level of 863 feet. Within 10 miles contains only modest variations in elevation (2,375 feet). Within 50 miles contains large variations in elevation (6,181 feet).
The area within 2 miles of Herrera is covered by cropland (95%), within 10 miles by cropland (93%), and within 50 miles by cropland (76%) and trees (14%).
This report illustrates the typical weather in Herrera, 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 Herrera.
For each station, the records are corrected for the elevation difference between that station and Herrera 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 Herrera is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Herrera and a given station.
The stations contributing to this reconstruction are: Córdoba Airport (39%, 53 kilometers, north); Morón Air Base (26%, 71 kilometers, west); Málaga Airport (20%, 83 kilometers, south); and Federico García Lorca Airport (16%, 97 kilometers, east).
Time zones for airports and weather stations are provided by AskGeo.com .