Average Weather in May in Pismo Beach California, United States
In Pismo Beach, the month of May is characterized by essentially constant daily high temperatures, with daily highs around 70°F throughout the month, rarely exceeding 80°F or dropping below 61°F.
Daily low temperatures increase by 3°F, from 48°F to 51°F, rarely falling below 43°F or exceeding 56°F.
For reference, on September 24, the hottest day of the year, temperatures in Pismo Beach typically range from 55°F to 76°F, while on December 27, the coldest day of the year, they range from 42°F to 64°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 Pismo Beach experiences decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 29% to 21%.
The clearest day of the month is May 31, with clear, mostly clear, or partly cloudy conditions 79% of the time.
For reference, on February 17, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 46%, while on August 24, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 92%.
Cloud Cover in May
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Pismo Beach, the chance of a wet day over the course of May is decreasing, starting the month at 7% and ending it at 2%.
For reference, the year's highest daily chance of a wet day is 24% on February 20, and its lowest chance is 0% on July 28.
Probability of Precipitation in May
The average sliding 31-day rainfall during May in Pismo Beach is gradually decreasing, starting the month at 0.5 inches, when it rarely exceeds 1.7 inches or falls below -0.0 inches, and ending the month at 0.2 inches, when it rarely exceeds 0.5 inches or falls below -0.0 inches.
Average Monthly Rainfall in May
Over the course of May in Pismo Beach, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 44 minutes, implying an average daily increase of 1 minute, 28 seconds, and weekly increase of 10 minutes, 18 seconds.
The shortest day of the month is May 1, with 13 hours, 37 minutes of daylight and the longest day is May 31, with 14 hours, 22 minutes of daylight.
Hours of Daylight and Twilight in May
The latest sunrise of the month in Pismo Beach is 6:11 AM on May 1 and the earliest sunrise is 21 minutes earlier at 5:49 AM on May 31.
The earliest sunset is 7:48 PM on May 1 and the latest sunset is 23 minutes later at 8:11 PM on May 31.
Daylight saving time is observed in Pismo Beach during 2017, 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 5:48 AM and sets 14 hours, 32 minutes later, at 8:20 PM, while on December 21, the shortest day of the year, it rises at 7:07 AM and sets 9 hours, 47 minutes later, at 4:54 PM.
Sunrise & Sunset with Twilight in May
The chance that a given day will be muggy in Pismo Beach is essentially constant during May, remaining around 0% throughout.
For reference, on July 13, 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
The average hourly wind speed in Pismo Beach is essentially constant during May, remaining around 5.2 miles per hour throughout.
For reference, on May 24, the windiest day of the year, the daily average wind speed is 5.2 miles per hour, while on August 24, the calmest day of the year, the daily average wind speed is 3.9 miles per hour.
The highest daily average wind speed during May is 5.2 miles per hour on May 24.
Average Wind Speed in May
Wind Direction in May
Pismo Beach 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 Pismo Beach is essentially constant during May, remaining around 55°F throughout.
Average Water Temperature in May
The average daily incident shortwave solar energy in Pismo Beach is gradually increasing during May, rising by 0.9 kWh, from 7.4 kWh to 8.2 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 Pismo Beach are 35.143 deg latitude, -120.641 deg longitude, and 85 ft elevation.
The topography within 2 miles of Pismo Beach contains very significant variations in elevation, with a maximum elevation change of 951 feet and an average elevation above sea level of 158 feet. Within 10 miles contains very significant variations in elevation (2,566 feet). Within 50 miles contains large variations in elevation (5,768 feet).
The area within 2 miles of Pismo Beach is covered by water (39%), grassland (27%), and artificial surfaces (21%), within 10 miles by water (33%) and grassland (28%), and within 50 miles by water (39%) and grassland (35%).
This report illustrates the typical weather in Pismo Beach 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 are 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Pismo Beach.
For each station, the records are corrected for the elevation difference between that station and Pismo Beach 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 Pismo Beach is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Pismo Beach and a given station.
Time zones for aiports and weather stations are provided by AskGeo.com .