Average Weather in May in Concepción Costa Rica
In Concepción, the month of May is characterized by gradually falling daily high temperatures, with daily highs decreasing by 2°F, from 77°F to 75°F over the course of the month, and rarely exceeding 80°F or dropping below 72°F.
Daily low temperatures are around 62°F, rarely falling below 59°F or exceeding 65°F. The highest daily average low temperature is 62°F on May 10.
For reference, on April 10, the hottest day of the year, temperatures in Concepción typically range from 61°F to 78°F, while on September 19, the coldest day of the year, they range from 60°F to 75°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 Concepción experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 85% to 95%.
The clearest day of the month is May 1, with clear, mostly clear, or partly cloudy conditions 15% of the time.
For reference, on June 5, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 96%, while on January 2, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 63%.
Cloud Cover in May
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Concepción, the chance of a wet day over the course of May is very rapidly increasing, starting the month at 29% and ending it at 45%.
For reference, the year's highest daily chance of a wet day is 52% on October 7, and its lowest chance is 7% on March 17.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in Concepción is very rapidly increasing, starting the month at 3.4 inches, when it rarely exceeds 6.6 inches or falls below 0.8 inches, and ending the month at 5.8 inches, when it rarely exceeds 9.8 inches or falls below 2.2 inches.
Average Monthly Rainfall in May
Over the course of May in Concepción, the length of the day is essentially constant. The shortest day of the month is May 1, with 12 hours, 29 minutes of daylight and the longest day is May 31, with 12 hours, 40 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in Concepción is 5:18 AM on May 1 and the earliest sunrise is 5 minutes earlier at 5:13 AM on May 28.
The earliest sunset is 5:47 PM on May 1 and the latest sunset is 6 minutes later at 5:53 PM on May 31.
Daylight saving time is not observed in Concepción during 2017.
For reference, on June 21, the longest day of the year, the Sun rises at 5:16 AM and sets 12 hours, 42 minutes later, at 5:59 PM, while on December 21, the shortest day of the year, it rises at 5:47 AM and sets 11 hours, 33 minutes later, at 5:20 PM.
Sunrise & Sunset with Twilight in May
The chance that a given day will be muggy in Concepción is very rapidly increasing during May, rising from 21% to 42% over the course of the month.
For reference, on June 2, the muggiest day of the year, there are muggy conditions 42% of the time, while on January 25, the least muggy day of the year, there are muggy conditions 2% of the time.
Humidity Comfort Levels in May
The average hourly wind speed in Concepción is essentially constant during May, remaining within 0.1 miles per hour of 1.1 miles per hour throughout.
For reference, on February 5, the windiest day of the year, the daily average wind speed is 1.9 miles per hour, while on September 12, the calmest day of the year, the daily average wind speed is 0.9 miles per hour.
Average Wind Speed in May
Wind Direction in May
Concepción 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 Concepción is essentially constant during May, remaining around 84°F throughout.
The highest average surface water temperature during May is 84°F on May 8.
Average Water Temperature in May
The average daily incident shortwave solar energy in Concepción is decreasing during May, falling by 1.4 kWh, from 5.4 kWh to 4.0 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 Concepción are 9.933 deg latitude, -84.000 deg longitude, and 4,485 ft elevation.
The topography within 2 miles of Concepción contains very significant variations in elevation, with a maximum elevation change of 1,378 feet and an average elevation above sea level of 4,583 feet. Within 10 miles contains very significant variations in elevation (8,127 feet). Within 50 miles also contains extreme variations in elevation (12,490 feet).
The area within 2 miles of Concepción is covered by grassland (45%), trees (28%), and cropland (22%), within 10 miles by trees (45%) and grassland (38%), and within 50 miles by trees (57%) and grassland (17%).
This report illustrates the typical weather in Concepción 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 is only a single weather station, Juan Santamaría International Airport, in our network suitable to be used as a proxy for the historical temperature and dew point records of Concepción.
At a distance of 24 kilometers from Concepción, closer than our threshold of 150 kilometers, this station is deemed sufficiently nearby to be relied upon as our primary source for temperature and dew point records.
The station records are corrected for the elevation difference between the station and Concepción according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
Please note that the station records themselves may additionally have been back-filled using other nearby stations or the MERRA-2 reanalysis.
Time zones for aiports and weather stations are provided by AskGeo.com .