Average Weather in September in Frassinelle Polesine Italy
Daily high temperatures decrease by 9°F, from 82°F to 73°F, rarely falling below 65°F or exceeding 90°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 July 29, the hottest day of the year, temperatures in Frassinelle Polesine typically range from 67°F to 88°F, while on January 12, the coldest day of the year, they range from 30°F to 42°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 Frassinelle Polesine experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 31% to 42%.
The clearest day of the month is September 2, with clear, mostly clear, or partly cloudy conditions 69% of the time.
For reference, on December 6, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 56%, while on July 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 78%.
Cloud Cover Categories in September
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Frassinelle Polesine, 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 29% on April 23, and its lowest chance is 15% on January 24.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Frassinelle Polesine is gradually increasing, starting the month at 2.0 inches, when it rarely exceeds 3.6 inches or falls below 0.6 inches, and ending the month at 2.3 inches, when it rarely exceeds 4.3 inches or falls below 0.4 inches.
Average Monthly Rainfall in September
Over the course of September in Frassinelle Polesine, 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, 29 minutes, implying an average daily decrease of 3 minutes, 5 seconds, and weekly decrease of 21 minutes, 36 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, 16 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Frassinelle Polesine is 6:34 AM on September 1 and the latest sunrise is 35 minutes later at 7:09 AM on September 30.
The latest sunset is 7:50 PM on September 1 and the earliest sunset is 55 minutes earlier at 6:55 PM on September 30.
Daylight saving time is observed in Frassinelle Polesine 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, 37 minutes later, at 9:03 PM, while on December 21, the shortest day of the year, it rises at 7:48 AM and sets 8 hours, 46 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 Frassinelle Polesine is very rapidly decreasing during September, falling from 31% to 9% over the course of the month.
For reference, on August 6, the muggiest day of the year, there are muggy conditions 54% 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 Frassinelle Polesine is essentially constant during September, remaining within 0.1 miles per hour of 6.2 miles per hour throughout.
For reference, on February 25, the windiest day of the year, the daily average wind speed is 7.3 miles per hour, while on August 11, the calmest day of the year, the daily average wind speed is 5.7 miles per hour.
Average Wind Speed in September
Wind Direction in September
Frassinelle Polesine 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 Frassinelle Polesine 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 Frassinelle Polesine typically lasts for 8.3 months (255 days), from around March 10 to around November 20, rarely starting before February 15 or after March 31, and rarely ending before November 2 or after December 9.
The month of September in Frassinelle Polesine 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 Frassinelle Polesine are rapidly increasing during September, increasing by 524°F, from 2,995°F to 3,519°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Frassinelle Polesine is rapidly decreasing during September, falling by 1.5 kWh, from 5.3 kWh to 3.8 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 Frassinelle Polesine are 44.995 deg latitude, 11.699 deg longitude, and 7 ft elevation.
The topography within 2 miles of Frassinelle Polesine is essentially flat, with a maximum elevation change of 39 feet and an average elevation above sea level of 8 feet. Within 10 miles is also essentially flat (85 feet). Within 50 miles is essentially flat (3,363 feet).
The area within 2 miles of Frassinelle Polesine is covered by cropland (96%), within 10 miles by cropland (89%), and within 50 miles by cropland (70%) and water (16%).
This report illustrates the typical weather in Frassinelle Polesine 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 Frassinelle Polesine.
For each station, the records are corrected for the elevation difference between that station and Frassinelle Polesine 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 Frassinelle Polesine is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Frassinelle Polesine and a given station.
The stations contributing to this reconstruction are: Bologna Guglielmo Marconi Airport (32%, 61 kilometers, southwest); Venice Marco Polo Airport (23%, 76 kilometers, northeast); Punta Marina (23%, 77 kilometers, southeast); and Verona Villafranca Airport (22%, 78 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .