Average Weather in April in Castel Bolognese Italy
Daily high temperatures increase by 7°F, from 61°F to 68°F, rarely falling below 52°F or exceeding 76°F.
Daily low temperatures increase by 6°F, from 43°F to 49°F, rarely falling below 36°F or exceeding 55°F.
For reference, on August 3, the hottest day of the year, temperatures in Castel Bolognese typically range from 65°F to 88°F, while on January 12, the coldest day of the year, they range from 31°F to 44°F.
Average High and Low Temperature in April
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on April. 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 April
The month of April in Castel Bolognese experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 48% throughout the month. The highest chance of overcast or mostly cloudy conditions is 49% on April 18.
The clearest day of the month is April 10, with clear, mostly clear, or partly cloudy conditions 53% of the time.
For reference, on November 25, 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 81%.
Cloud Cover Categories in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Castel Bolognese, the chance of a wet day over the course of April is essentially constant, remaining around 27% throughout.
For reference, the year's highest daily chance of a wet day is 28% on November 16, and its lowest chance is 15% on August 5.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Castel Bolognese is essentially constant, remaining about 1.9 inches throughout, and rarely exceeding 3.1 inches or falling below 0.7 inches.
The highest average 31-day accumulation is 1.9 inches on April 12.
Average Monthly Rainfall in April
Over the course of April in Castel Bolognese, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 24 minutes, implying an average daily increase of 2 minutes, 55 seconds, and weekly increase of 20 minutes, 22 seconds.
The shortest day of the month is April 1, with 12 hours, 45 minutes of daylight and the longest day is April 30, with 14 hours, 10 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Castel Bolognese is 6:54 AM on April 1 and the earliest sunrise is 49 minutes earlier at 6:05 AM on April 30.
The earliest sunset is 7:39 PM on April 1 and the latest sunset is 36 minutes later at 8:15 PM on April 30.
Daylight saving time is observed in Castel Bolognese during 2018, but it neither starts nor ends during April, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:28 AM and sets 15 hours, 32 minutes later, at 9:00 PM, while on December 21, the shortest day of the year, it rises at 7:45 AM and sets 8 hours, 51 minutes later, at 4:36 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Castel Bolognese is essentially constant during April, remaining around 0% throughout.
For reference, on August 7, the muggiest day of the year, there are muggy conditions 34% 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 April
The average hourly wind speed in Castel Bolognese is gradually decreasing during April, decreasing from 7.7 miles per hour to 6.9 miles per hour over the course of the month.
For reference, on March 17, the windiest day of the year, the daily average wind speed is 7.8 miles per hour, while on August 11, the calmest day of the year, the daily average wind speed is 5.9 miles per hour.
Average Wind Speed in April
Wind Direction in April
Castel Bolognese 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 Castel Bolognese is increasing during April, rising by 7°F, from 53°F to 60°F, over the course of the month.
Average Water Temperature in April
The growing season in Castel Bolognese typically lasts for 8.1 months (249 days), from around March 16 to around November 19, rarely starting before February 22 or after April 7, and rarely ending before November 1 or after December 10.
The month of April in Castel Bolognese is more likely than not fully within the growing season, with the chance that a given day is in the growing season increasing from 83% to 99% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in Castel Bolognese are increasing during April, increasing by 190°F, from 106°F to 296°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Castel Bolognese is increasing during April, rising by 1.1 kWh, from 4.6 kWh to 5.7 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in April
For the purposes of this report, the geographical coordinates of Castel Bolognese are 44.320 deg latitude, 11.799 deg longitude, and 131 ft elevation.
The topography within 2 miles of Castel Bolognese contains only modest variations in elevation, with a maximum elevation change of 295 feet and an average elevation above sea level of 141 feet. Within 10 miles contains only modest variations in elevation (1,713 feet). Within 50 miles contains very significant variations in elevation (5,988 feet).
The area within 2 miles of Castel Bolognese is covered by cropland (92%), within 10 miles by cropland (87%), and within 50 miles by cropland (51%) and trees (27%).
This report illustrates the typical weather in Castel Bolognese 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 Castel Bolognese.
For each station, the records are corrected for the elevation difference between that station and Castel Bolognese 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 Castel Bolognese is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Castel Bolognese and a given station.
The stations contributing to this reconstruction are: Forlì Airport (48%, 26 kilometers, southeast); Punta Marina (23%, 42 kilometers, east); Bologna Guglielmo Marconi Airport (19%, 47 kilometers, northwest); and Florence Peretola Airport (10%, 74 kilometers, southwest).
Time zones for aiports and weather stations are provided by AskGeo.com .