Average Weather in September in Cogeasca Romania
Daily high temperatures decrease by 10°F, from 76°F to 67°F, rarely falling below 55°F or exceeding 87°F.
Daily low temperatures decrease by 8°F, from 56°F to 48°F, rarely falling below 41°F or exceeding 63°F.
For reference, on August 2, the hottest day of the year, temperatures in Cogeasca typically range from 62°F to 82°F, while on January 20, the coldest day of the year, they range from 23°F to 33°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 Cogeasca experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 32% to 42%.
The clearest day of the month is September 1, with clear, mostly clear, or partly cloudy conditions 68% of the time.
For reference, on February 10, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 61%, while on August 1, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 78%.
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 Cogeasca, the chance of a wet day over the course of September is gradually decreasing, starting the month at 19% and ending it at 16%.
For reference, the year's highest daily chance of a wet day is 31% on June 26, and its lowest chance is 8% on January 24.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Cogeasca is essentially constant, remaining about 1.4 inches throughout, and rarely exceeding 3.0 inches or falling below 0.2 inches.
Average Monthly Rainfall in September
Over the course of September in Cogeasca, 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, 37 minutes, implying an average daily decrease of 3 minutes, 20 seconds, and weekly decrease of 23 minutes, 19 seconds.
The shortest day of the month is September 30, with 11 hours, 44 minutes of daylight and the longest day is September 1, with 13 hours, 21 minutes of daylight.
Hours of Daylight and Twilight in September
The earliest sunrise of the month in Cogeasca is 6:29 AM on September 1 and the latest sunrise is 38 minutes later at 7:07 AM on September 30.
The latest sunset is 7:50 PM on September 1 and the earliest sunset is 58 minutes earlier at 6:52 PM on September 30.
Daylight saving time is observed in Cogeasca 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 5:14 AM and sets 15 hours, 55 minutes later, at 9:09 PM, while on December 21, the shortest day of the year, it rises at 7:54 AM and sets 8 hours, 29 minutes later, at 4:23 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 Cogeasca is gradually decreasing during September, falling from 3% to 0% over the course of the month.
For reference, on July 26, the muggiest day of the year, there are muggy conditions 18% 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
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Cogeasca is essentially constant during September, remaining within 0.2 miles per hour of 7.9 miles per hour throughout.
For reference, on March 9, the windiest day of the year, the daily average wind speed is 9.6 miles per hour, while on August 8, the calmest day of the year, the daily average wind speed is 7.0 miles per hour.
Average Wind Speed in September
The hourly average wind direction in Cogeasca throughout September is predominantly from the north, with a peak proportion of 41% on September 1.
Wind Direction in September
The growing season in Cogeasca typically lasts for 6.7 months (207 days), from around April 3 to around October 27, rarely starting before March 15 or after April 23, and rarely ending before October 9 or after November 18.
The month of September in Cogeasca 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 Cogeasca are increasing during September, increasing by 353°F, from 2,380°F to 2,732°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Cogeasca is rapidly 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 Cogeasca are 47.166 deg latitude, 27.385 deg longitude, and 285 ft elevation.
The topography within 2 miles of Cogeasca contains only modest variations in elevation, with a maximum elevation change of 381 feet and an average elevation above sea level of 302 feet. Within 10 miles contains only modest variations in elevation (1,339 feet). Within 50 miles contains very significant variations in elevation (1,985 feet).
The area within 2 miles of Cogeasca is covered by cropland (53%), grassland (25%), and artificial surfaces (12%), within 10 miles by cropland (48%) and trees (21%), and within 50 miles by cropland (56%) and trees (20%).
This report illustrates the typical weather in Cogeasca, 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 Cogeasca.
For each station, the records are corrected for the elevation difference between that station and Cogeasca 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 Cogeasca is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Cogeasca and a given station.
The stations contributing to this reconstruction are: Iași International Airport (85%, 18 kilometers, east); Bacău "George Enescu" International Airport (9%, 80 kilometers, southwest); and Suceava / Salcea Airport (6%, 97 kilometers, northwest).
Time zones for airports and weather stations are provided by AskGeo.com .