Average Weather in April in San Martín Tlapala Mexico
Daily high temperatures are around 79°F, rarely falling below 73°F or exceeding 85°F.
Daily low temperatures increase by 3°F, from 51°F to 53°F, rarely falling below 46°F or exceeding 57°F.
For reference, on May 4, the hottest day of the year, temperatures in San Martín Tlapala typically range from 54°F to 80°F, while on January 12, the coldest day of the year, they range from 43°F to 70°F.
Average High and Low Temperature in April
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on April. 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 April
The month of April in San Martín Tlapala experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 36% to 47%.
The clearest day of the month is April 1, with clear, mostly clear, or partly cloudy conditions 64% of the time.
For reference, on September 15, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 87%, while on February 25, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 70%.
Cloud Cover Categories in April
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 Tlapala, the chance of a wet day over the course of April is very rapidly increasing, starting the month at 7% and ending it at 17%.
For reference, the year's highest daily chance of a wet day is 75% on June 26, and its lowest chance is 2% on December 13.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in San Martín Tlapala is increasing, starting the month at 0.4 inches, when it rarely exceeds 0.9 inches, and ending the month at 0.9 inches, when it rarely exceeds 2.1 inches or falls below 0.1 inches.
Average Monthly Rainfall in April
Over the course of April in San Martín Tlapala, the length of the day is gradually increasing. From the start to the end of the month, the length of the day increases by 29 minutes, implying an average daily increase of 1 minute, 1 second, and weekly increase of 7 minutes, 4 seconds.
The shortest day of the month is April 1, with 12 hours, 20 minutes of daylight and the longest day is April 30, with 12 hours, 50 minutes of daylight.
Hours of Daylight and Twilight in April
The earliest sunrise of the month in San Martín Tlapala is 6:25 AM on April 3 and the latest sunrise is 59 minutes later at 7:25 AM on April 4.
The earliest sunset is 6:47 PM on April 1 and the latest sunset is 1 hour, 8 minutes later at 7:55 PM on April 30.
Daylight saving time (DST) starts at 3:00 AM on April 4, 2021, shifting sunrise and sunset to be an hour later.
For reference, on June 21, the longest day of the year, the Sun rises at 6:57 AM and sets 13 hours, 16 minutes later, at 8:13 PM, while on December 21, the shortest day of the year, it rises at 7:02 AM and sets 10 hours, 59 minutes later, at 6:01 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The figure below presents a compact representation of key lunar data for April 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 April
The chance that a given day will be muggy in San Martín Tlapala is essentially constant during April, remaining around 0% throughout.
For reference, on September 14, 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 April
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in San Martín Tlapala is gradually decreasing during April, decreasing from 6.5 miles per hour to 5.6 miles per hour over the course of the month.
For reference, on March 9, the windiest day of the year, the daily average wind speed is 6.8 miles per hour, while on May 28, the calmest day of the year, the daily average wind speed is 4.9 miles per hour.
Average Wind Speed in April
The hourly average wind direction in San Martín Tlapala throughout April is predominantly from the south, with a peak proportion of 51% on April 26.
Wind Direction in April
Temperatures in San Martín Tlapala are sufficiently warm year round that it is not entirely meaningful to discuss the growing season in these terms. We nevertheless include the chart below as an illustration of the distribution of temperatures experienced throughout the year.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in San Martín Tlapala are rapidly increasing during April, increasing by 455°F, from 922°F to 1,377°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in San Martín Tlapala is essentially constant during April, remaining within 0.1 kWh of 7.2 kWh throughout.
The highest average daily incident shortwave solar energy during April is 7.3 kWh on April 2.
Average Daily Incident Shortwave Solar Energy in April
For the purposes of this report, the geographical coordinates of San Martín Tlapala are 18.967 deg latitude, -98.459 deg longitude, and 6,962 ft elevation.
The topography within 2 miles of San Martín Tlapala contains very significant variations in elevation, with a maximum elevation change of 1,096 feet and an average elevation above sea level of 6,987 feet. Within 10 miles contains very significant variations in elevation (7,913 feet). Within 50 miles also contains extreme variations in elevation (14,961 feet).
The area within 2 miles of San Martín Tlapala is covered by cropland (60%), shrubs (16%), and trees (16%), within 10 miles by cropland (59%) and trees (20%), and within 50 miles by cropland (47%) and trees (25%).
This report illustrates the typical weather in San Martín Tlapala, 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 2 weather stations near enough to contribute to our estimation of the temperature and dew point in San Martín Tlapala.
For each station, the records are corrected for the elevation difference between that station and San Martín Tlapala 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 Tlapala 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 Tlapala and a given station.
Time zones for airports and weather stations are provided by AskGeo.com .