Average Weather in May in San Martín de Montalbán Spain
Daily high temperatures increase by 10°F, from 68°F to 78°F, rarely falling below 57°F or exceeding 89°F.
Daily low temperatures increase by 8°F, from 47°F to 55°F, rarely falling below 40°F or exceeding 61°F.
For reference, on July 23, the hottest day of the year, temperatures in San Martín de Montalbán typically range from 65°F to 92°F, while on January 19, the coldest day of the year, they range from 33°F to 50°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 San Martín de Montalbán experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 41% to 35%.
The clearest day of the month is May 31, with clear, mostly clear, or partly cloudy conditions 65% of the time.
For reference, on December 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 53%, while on July 23, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 89%.
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 San Martín de Montalbán, the chance of a wet day over the course of May is rapidly decreasing, starting the month at 20% and ending it at 14%.
For reference, the year's highest daily chance of a wet day is 22% on October 31, and its lowest chance is 3% on July 31.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in San Martín de Montalbán is essentially constant, remaining about 1.0 inches throughout, and rarely exceeding 2.4 inches or falling below 0.1 inches.
Average Monthly Rainfall in May
Over the course of May in San Martín de Montalbán, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 53 minutes, implying an average daily increase of 1 minute, 46 seconds, and weekly increase of 12 minutes, 22 seconds.
The shortest day of the month is May 1, with 13 hours, 54 minutes of daylight and the longest day is May 31, with 14 hours, 47 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in San Martín de Montalbán is 7:18 AM on May 1 and the earliest sunrise is 26 minutes earlier at 6:52 AM on May 31.
The earliest sunset is 9:11 PM on May 1 and the latest sunset is 27 minutes later at 9:38 PM on May 31.
Daylight saving time is observed in San Martín de Montalbán 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 6:49 AM and sets 14 hours, 59 minutes later, at 9:48 PM, while on December 21, the shortest day of the year, it rises at 8:34 AM and sets 9 hours, 21 minutes later, at 5:56 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 San Martín de Montalbán 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 San Martín de Montalbán is essentially constant during May, remaining within 0.2 miles per hour of 8.2 miles per hour throughout.
For reference, on April 7, the windiest day of the year, the daily average wind speed is 9.2 miles per hour, while on August 26, the calmest day of the year, the daily average wind speed is 7.3 miles per hour.
Average Wind Speed in May
The hourly average wind direction in San Martín de Montalbán throughout May is predominantly from the west, with a peak proportion of 48% on May 26.
Wind Direction in May
The growing season in San Martín de Montalbán typically lasts for 7.8 months (238 days), from around March 23 to around November 16, rarely starting before February 27 or after April 17, and rarely ending before October 27 or after December 8.
The month of May in San Martín de Montalbán is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in May
The average accumulated growing degree days in San Martín de Montalbán are increasing during May, increasing by 371°F, from 362°F to 733°F, over the course of the month.
Growing Degree Days in May
The average daily incident shortwave solar energy in San Martín de Montalbán is increasing during May, rising by 1.0 kWh, from 6.6 kWh to 7.6 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 San Martín de Montalbán are 39.702 deg latitude, -4.388 deg longitude, and 2,152 ft elevation.
The topography within 2 miles of San Martín de Montalbán contains significant variations in elevation, with a maximum elevation change of 531 feet and an average elevation above sea level of 2,111 feet. Within 10 miles contains significant variations in elevation (3,255 feet). Within 50 miles contains large variations in elevation (6,194 feet).
The area within 2 miles of San Martín de Montalbán is covered by cropland (65%) and trees (25%), within 10 miles by cropland (60%) and trees (30%), and within 50 miles by cropland (55%) and trees (25%).
This report illustrates the typical weather in San Martín de Montalbán, 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 Martín de Montalbán.
For each station, the records are corrected for the elevation difference between that station and San Martín de Montalbán 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 Martín de Montalbán is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between San Martín de Montalbán and a given station.
The stations contributing to this reconstruction are: Ciudad Real Central Airport (48%, 90 kilometers, southeast); Adolfo Suárez Madrid–Barajas Airport (34%, 113 kilometers, northeast); and Salamanca Airport (18%, 168 kilometers, northwest).
Time zones for airports and weather stations are provided by AskGeo.com .