Average Weather in May in Ballygowan United Kingdom
Daily high temperatures increase by 5°F, from 54°F to 59°F, rarely falling below 49°F or exceeding 66°F.
Daily low temperatures increase by 5°F, from 42°F to 47°F, rarely falling below 35°F or exceeding 52°F.
For reference, on July 24, the hottest day of the year, temperatures in Ballygowan typically range from 53°F to 64°F, while on February 17, the coldest day of the year, they range from 36°F to 45°F.
Average High and Low Temperature in May
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on May. 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 May
The month of May in Ballygowan experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 54% throughout the month. The lowest chance of overcast or mostly cloudy conditions is 52% on May 23.
The clearest day of the month is May 23, with clear, mostly clear, or partly cloudy conditions 48% of the time.
For reference, on January 27, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 68%, while on July 12, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 49%.
Cloud Cover Categories in May
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 Ballygowan, the chance of a wet day over the course of May is gradually increasing, starting the month at 28% and ending it at 30%.
For reference, the year's highest daily chance of a wet day is 45% on January 3, and its lowest chance is 27% on April 29.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in Ballygowan is essentially constant, remaining about 1.9 inches throughout, and rarely exceeding 3.5 inches or falling below 0.6 inches.
The lowest average 31-day accumulation is 1.8 inches on May 1.
Average Monthly Rainfall in May
Over the course of May in Ballygowan, 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, 39 minutes, implying an average daily increase of 3 minutes, 17 seconds, and weekly increase of 23 minutes, 1 second.
The shortest day of the month is May 1, with 15 hours, 12 minutes of daylight and the longest day is May 31, with 16 hours, 51 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in Ballygowan is 5:44 AM on May 1 and the earliest sunrise is 49 minutes earlier at 4:55 AM on May 31.
The earliest sunset is 8:57 PM on May 1 and the latest sunset is 50 minutes later at 9:46 PM on May 31.
Daylight saving time is observed in Ballygowan during 2021, but it neither starts nor ends during May, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 4:47 AM and sets 17 hours, 16 minutes later, at 10:02 PM, while on December 21, the shortest day of the year, it rises at 8:43 AM and sets 7 hours, 16 minutes later, at 3:59 PM.
Sunrise & Sunset with Twilight in May
The figure below presents a compact representation of key lunar data for May 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 May
The chance that a given day will be muggy in Ballygowan is essentially constant during May, remaining around 0% throughout.
For reference, on July 25, the muggiest day of the year, there are muggy conditions 0% 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 May
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Ballygowan is decreasing during May, decreasing from 12.5 miles per hour to 11.4 miles per hour over the course of the month.
For reference, on January 6, the windiest day of the year, the daily average wind speed is 17.3 miles per hour, while on July 24, the calmest day of the year, the daily average wind speed is 10.8 miles per hour.
Average Wind Speed in May
The hourly average wind direction in Ballygowan throughout May is predominantly from the south, with a peak proportion of 30% on May 29.
Wind Direction in May
Ballygowan 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 Ballygowan is gradually increasing during May, rising by 3°F, from 48°F to 51°F, over the course of the month.
Average Water Temperature in May
The growing season in Ballygowan typically lasts for 7.2 months (220 days), from around April 8 to around November 14, rarely starting before March 8 or after May 4, and rarely ending before October 19 or after December 14.
The month of May in Ballygowan is more likely than not fully within the growing season, with the chance that a given day is in the growing season increasing from 86% to 100% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in May
The average accumulated growing degree days in Ballygowan are gradually increasing during May, increasing by 86°F, from 38°F to 125°F, over the course of the month.
Growing Degree Days in May
The average daily incident shortwave solar energy in Ballygowan is gradually increasing during May, rising by 0.9 kWh, from 4.8 kWh to 5.7 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in May
For the purposes of this report, the geographical coordinates of Ballygowan are 54.502 deg latitude, -5.792 deg longitude, and 190 ft elevation.
The topography within 2 miles of Ballygowan contains only modest variations in elevation, with a maximum elevation change of 325 feet and an average elevation above sea level of 224 feet. Within 10 miles contains only modest variations in elevation (732 feet). Within 50 miles contains significant variations in elevation (2,766 feet).
The area within 2 miles of Ballygowan is covered by grassland (95%), within 10 miles by grassland (55%) and artificial surfaces (15%), and within 50 miles by water (53%) and grassland (36%).
This report illustrates the typical weather in Ballygowan, 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 Ballygowan.
For each station, the records are corrected for the elevation difference between that station and Ballygowan 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 Ballygowan is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Ballygowan and a given station.
The stations contributing to this reconstruction are: Belfast International Airport (59%, 32 kilometers, northwest); West Freugh (20%, 67 kilometers, northeast); Isle Of Man / Ronaldsway Airport (13%, 89 kilometers, southeast); and Dublin Airport (8%, 124 kilometers, south).
Time zones for airports and weather stations are provided by AskGeo.com .