Average Weather in October in San Francesco Italy
Daily high temperatures decrease by 11°F, from 72°F to 61°F, rarely falling below 54°F or exceeding 79°F.
Daily low temperatures decrease by 8°F, from 53°F to 46°F, rarely falling below 36°F or exceeding 60°F.
For reference, on August 5, the hottest day of the year, temperatures in San Francesco typically range from 63°F to 87°F, while on January 13, the coldest day of the year, they range from 33°F to 47°F.
Average High and Low Temperature in October
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on October. 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 October
Magalia, California, United States (5,969 miles away) and East Flat Rock, North Carolina, United States (4,767 miles) are the far-away foreign places with temperatures most similar to San Francesco (view comparison).
The month of October in San Francesco experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 44% to 53%.
The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 56% of the time.
For reference, on December 6, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 61%, while on July 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 83%.
Cloud Cover Categories in October
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In San Francesco, the chance of a wet day over the course of October is gradually increasing, starting the month at 26% and ending it at 30%.
For reference, the year's highest daily chance of a wet day is 31% on November 4, and its lowest chance is 13% on August 5.
Probability of Precipitation in October
The average sliding 31-day rainfall during October in San Francesco is gradually increasing, starting the month at 2.7 inches, when it rarely exceeds 5.0 inches or falls below 0.7 inches, and ending the month at 3.2 inches, when it rarely exceeds 5.4 inches or falls below 1.2 inches.
Average Monthly Rainfall in October
Over the course of October in San Francesco, 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, 26 minutes, implying an average daily decrease of 2 minutes, 52 seconds, and weekly decrease of 20 minutes, 7 seconds.
The shortest day of the month is October 31, with 10 hours, 18 minutes of daylight and the longest day is October 1, with 11 hours, 44 minutes of daylight.
Hours of Daylight and Twilight in October
The latest sunrise of the month in San Francesco is 7:43 AM on October 27 and the earliest sunrise is 59 minutes earlier at 6:44 AM on October 28.
The latest sunset is 6:55 PM on October 1 and the earliest sunset is 1 hour, 49 minutes earlier at 5:06 PM on October 31.
Daylight saving time (DST) ends at 2:00 AM on October 28, 2018, shifting sunrise and sunset to be an hour earlier.
For reference, on June 21, the longest day of the year, the Sun rises at 5:32 AM and sets 15 hours, 28 minutes later, at 8:59 PM, while on December 21, the shortest day of the year, it rises at 7:44 AM and sets 8 hours, 55 minutes later, at 4:39 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in October
The chance that a given day will be muggy in San Francesco is essentially constant during October, remaining within 1% of 1% throughout.
For reference, on August 7, the muggiest day of the year, there are muggy conditions 21% of the time, while on November 11, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in October
The average hourly wind speed in San Francesco is gradually increasing during October, increasing from 6.3 miles per hour to 7.1 miles per hour over the course of the month.
For reference, on February 24, the windiest day of the year, the daily average wind speed is 7.7 miles per hour, while on August 10, the calmest day of the year, the daily average wind speed is 5.5 miles per hour.
Average Wind Speed in October
Wind Direction in October
San Francesco 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 San Francesco is decreasing during October, falling by 7°F, from 70°F to 63°F, over the course of the month.
Average Water Temperature in October
The growing season in San Francesco typically lasts for 7.8 months (238 days), from around March 23 to around November 16, rarely starting before February 25 or after April 16, and rarely ending before October 27 or after December 8.
The month of October in San Francesco is more likely than not fully within the growing season, with the chance that a given day is in the growing season decreasing from 100% to 84% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in October
The average accumulated growing degree days in San Francesco are increasing during October, increasing by 257°F, from 3,146°F to 3,404°F, over the course of the month.
Growing Degree Days in October
The average daily incident shortwave solar energy in San Francesco is decreasing during October, falling by 1.4 kWh, from 3.9 kWh to 2.5 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in October
For the purposes of this report, the geographical coordinates of San Francesco are 43.775 deg latitude, 11.448 deg longitude, and 774 ft elevation.
The topography within 2 miles of San Francesco contains very significant variations in elevation, with a maximum elevation change of 1,371 feet and an average elevation above sea level of 636 feet. Within 10 miles contains very significant variations in elevation (4,718 feet). Within 50 miles also contains extreme variations in elevation (7,057 feet).
The area within 2 miles of San Francesco is covered by cropland (75%) and trees (17%), within 10 miles by trees (54%) and cropland (39%), and within 50 miles by trees (48%) and cropland (44%).
This report illustrates the typical weather in San Francesco 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 3 weather stations near enough to contribute to our estimation of the temperature and dew point in San Francesco.
For each station, the records are corrected for the elevation difference between that station and San Francesco 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 San Francesco is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between San Francesco and a given station.
The stations contributing to this reconstruction are: Florence Peretola Airport (59%, 20 kilometers, west); Arezzo Airfield (27%, 47 kilometers, southeast); and Forlì Airport (14%, 68 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .