Average Weather in March in Santiago Costa Rica
In Santiago, the month of March is characterized by essentially constant daily high temperatures, with daily highs around 84°F throughout the month, rarely exceeding 87°F or dropping below 80°F. The highest daily average high temperature is 84°F on March 28.
Daily low temperatures are around 68°F, rarely falling below 64°F or exceeding 71°F.
For reference, on March 24, the hottest day of the year, temperatures in Santiago typically range from 68°F to 84°F, while on October 2, the coldest day of the year, they range from 66°F to 79°F.
Average High and Low Temperature in March
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on March. 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 March
The month of March in Santiago experiences rapidly increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 46% to 58%.
The clearest day of the month is March 1, with clear, mostly clear, or partly cloudy conditions 54% of the time.
For reference, on June 5, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 95%, while on January 1, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 65%.
Cloud Cover in March
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Santiago, the chance of a wet day over the course of March is gradually increasing, starting the month at 6% and ending it at 9%.
For reference, the year's highest daily chance of a wet day is 51% on October 7, and its lowest chance is 5% on February 2.
Probability of Precipitation in March
The average sliding 31-day rainfall during March in Santiago is gradually increasing, starting the month at 0.5 inches, when it rarely exceeds 1.5 inches, and ending the month at 0.8 inches, when it rarely exceeds 1.8 inches.
Average Monthly Rainfall in March
Over the course of March in Santiago, the length of the day is gradually increasing. From the start to the end of the month, the length of the day increases by 16 minutes, implying an average daily increase of 33 seconds, and weekly increase of 3 minutes, 48 seconds.
The shortest day of the month is March 1, with 11 hours, 57 minutes of daylight and the longest day is March 31, with 12 hours, 13 minutes of daylight.
Hours of Daylight and Twilight in March
The latest sunrise of the month in Santiago is 5:51 AM on March 1 and the earliest sunrise is 16 minutes earlier at 5:34 AM on March 31.
The latest sunset is 5:48 PM on March 13 and the earliest sunset is 24 seconds earlier at 5:47 PM on March 31.
Daylight saving time is not observed in Santiago during 2017.
For reference, on June 21, the longest day of the year, the Sun rises at 5:18 AM and sets 12 hours, 42 minutes later, at 6:00 PM, while on December 21, the shortest day of the year, it rises at 5:49 AM and sets 11 hours, 33 minutes later, at 5:22 PM.
Sunrise & Sunset with Twilight in March
The chance that a given day will be muggy in Santiago is increasing during March, rising from 11% to 21% over the course of the month.
For reference, on June 4, the muggiest day of the year, there are muggy conditions 83% of the time, while on January 24, the least muggy day of the year, there are muggy conditions 6% of the time.
Humidity Comfort Levels in March
The average hourly wind speed in Santiago is essentially constant during March, remaining within 0.1 miles per hour of 1.6 miles per hour throughout.
For reference, on October 8, the windiest day of the year, the daily average wind speed is 1.8 miles per hour, while on December 9, the calmest day of the year, the daily average wind speed is 1.1 miles per hour.
Average Wind Speed in March
Wind Direction in March
Santiago 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 Santiago is essentially constant during March, remaining around 84°F throughout.
Average Water Temperature in March
The average daily incident shortwave solar energy in Santiago is essentially constant during March, remaining within 0.1 kWh of 6.7 kWh throughout.
The highest average daily incident shortwave solar energy during March is 6.8 kWh on March 21.
Average Daily Incident Shortwave Solar Energy in March
For the purposes of this report, the geographical coordinates of Santiago are 9.846 deg latitude, -84.314 deg longitude, and 3,028 ft elevation.
The topography within 2 miles of Santiago contains very significant variations in elevation, with a maximum elevation change of 1,850 feet and an average elevation above sea level of 3,257 feet. Within 10 miles contains very significant variations in elevation (6,404 feet). Within 50 miles also contains extreme variations in elevation (11,467 feet).
The area within 2 miles of Santiago is covered by grassland (44%), trees (26%), cropland (17%), and shrubs (13%), within 10 miles by trees (38%) and grassland (38%), and within 50 miles by trees (40%) and water (31%).
This report illustrates the typical weather in Santiago 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 Santiago.
At a distance of 20 kilometers from Santiago, 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 Santiago 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 .