Average Weather in September in Monticelli-Fontana Italy
Daily high temperatures decrease by 9°F, from 81°F to 72°F, rarely falling below 64°F or exceeding 89°F.
Daily low temperatures decrease by 7°F, from 63°F to 55°F, rarely falling below 49°F or exceeding 68°F.
For reference, on August 3, the hottest day of the year, temperatures in Monticelli-Fontana typically range from 67°F to 86°F, while on January 12, the coldest day of the year, they range from 31°F to 43°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 Monticelli-Fontana experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 33% to 44%.
The clearest day of the month is September 2, with clear, mostly clear, or partly cloudy conditions 67% of the time.
For reference, on November 19, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 54%, while on July 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 75%.
Cloud Cover Categories in September
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Monticelli-Fontana, the chance of a wet day over the course of September is essentially constant, remaining around 23% throughout.
For reference, the year's highest daily chance of a wet day is 31% on June 4, and its lowest chance is 14% on January 23.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Monticelli-Fontana is gradually increasing, starting the month at 2.4 inches, when it rarely exceeds 4.1 inches or falls below 0.8 inches, and ending the month at 2.7 inches, when it rarely exceeds 5.2 inches or falls below 0.5 inches.
Average Monthly Rainfall in September
Over the course of September in Monticelli-Fontana, 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, 31 minutes, implying an average daily decrease of 3 minutes, 8 seconds, and weekly decrease of 21 minutes, 56 seconds.
The shortest day of the month is September 30, with 11 hours, 46 minutes of daylight and the longest day is September 1, with 13 hours, 17 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Monticelli-Fontana is 6:36 AM on September 1 and the latest sunrise is 35 minutes later at 7:12 AM on September 30.
The latest sunset is 7:53 PM on September 1 and the earliest sunset is 55 minutes earlier at 6:58 PM on September 30.
Daylight saving time is observed in Monticelli-Fontana 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 5:26 AM and sets 15 hours, 41 minutes later, at 9:07 PM, while on December 21, the shortest day of the year, it rises at 7:52 AM and sets 8 hours, 43 minutes later, at 4:34 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in September
The chance that a given day will be muggy in Monticelli-Fontana is very rapidly decreasing during September, falling from 33% to 7% over the course of the month.
For reference, on August 5, the muggiest day of the year, there are muggy conditions 58% 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 Monticelli-Fontana is essentially constant during September, remaining within 0.1 miles per hour of 4.9 miles per hour throughout.
For reference, on April 6, the windiest day of the year, the daily average wind speed is 5.9 miles per hour, while on August 7, the calmest day of the year, the daily average wind speed is 4.5 miles per hour.
Average Wind Speed in September
Wind Direction in September
Monticelli-Fontana 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 Monticelli-Fontana is decreasing during September, falling by 6°F, from 76°F to 70°F, over the course of the month.
Average Water Temperature in September
The growing season in Monticelli-Fontana typically lasts for 8.5 months (259 days), from around March 5 to around November 20, rarely starting before February 10 or after March 27, and rarely ending before October 31 or after December 11.
The month of September in Monticelli-Fontana 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 Monticelli-Fontana are rapidly increasing during September, increasing by 506°F, from 2,950°F to 3,456°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Monticelli-Fontana is decreasing during September, falling by 1.5 kWh, from 5.2 kWh to 3.7 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 Monticelli-Fontana are 45.430 deg latitude, 11.137 deg longitude, and 190 ft elevation.
The topography within 2 miles of Monticelli-Fontana contains significant variations in elevation, with a maximum elevation change of 791 feet and an average elevation above sea level of 218 feet. Within 10 miles contains significant variations in elevation (3,064 feet). Within 50 miles contains large variations in elevation (9,406 feet).
The area within 2 miles of Monticelli-Fontana is covered by cropland (78%) and artificial surfaces (17%), within 10 miles by cropland (63%) and trees (20%), and within 50 miles by cropland (60%) and trees (24%).
This report illustrates the typical weather in Monticelli-Fontana 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 Monticelli-Fontana.
For each station, the records are corrected for the elevation difference between that station and Monticelli-Fontana 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 Monticelli-Fontana is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Monticelli-Fontana and a given station.
The stations contributing to this reconstruction are: Verona Villafranca Airport (81%, 20 kilometers, west); Istrana (10%, 79 kilometers, east); Paganella (meteorological station) (2.1%, 81 kilometers, north); and Bologna Guglielmo Marconi Airport (7%, 100 kilometers, south).
Time zones for aiports and weather stations are provided by AskGeo.com .