Average Weather in April in Diamond Springs California, United States
In Diamond Springs, the month of April is characterized by rising daily high temperatures, with daily highs increasing by 7°F, from 64°F to 71°F over the course of the month, and rarely exceeding 82°F or dropping below 54°F.
Daily low temperatures increase by 5°F, from 46°F to 51°F, rarely falling below 37°F or exceeding 60°F.
For reference, on July 27, the hottest day of the year, temperatures in Diamond Springs typically range from 68°F to 91°F, while on December 27, the coldest day of the year, they range from 41°F to 53°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 Diamond Springs experiences decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 50% to 41%.
The clearest day of the month is April 30, with clear, mostly clear, or partly cloudy conditions 59% of the time.
For reference, on February 21, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 59%, while on July 29, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 91%.
Cloud Cover in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Diamond Springs, the chance of a wet day over the course of April is rapidly decreasing, starting the month at 23% and ending it at 16%.
For reference, the year's highest daily chance of a wet day is 34% on February 28, and its lowest chance is 0% on July 21.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Diamond Springs is rapidly decreasing, starting the month at 3.1 inches, when it rarely exceeds 6.9 inches or falls below 0.3 inches, and ending the month at 1.5 inches, when it rarely exceeds 3.6 inches or falls below 0.1 inches.
Average Monthly Rainfall in April
Over the course of April in Diamond Springs, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 9 minutes, implying an average daily increase of 2 minutes, 22 seconds, and weekly increase of 16 minutes, 33 seconds.
The shortest day of the month is April 1, with 12 hours, 40 minutes of daylight and the longest day is April 30, with 13 hours, 48 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Diamond Springs is 6:47 AM on April 1 and the earliest sunrise is 41 minutes earlier at 6:06 AM on April 30.
The earliest sunset is 7:27 PM on April 1 and the latest sunset is 28 minutes later at 7:54 PM on April 30.
Daylight saving time is observed in Diamond Springs during 2017, but it neither starts nor ends during April, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:38 AM and sets 14 hours, 53 minutes later, at 8:31 PM, while on December 21, the shortest day of the year, it rises at 7:17 AM and sets 9 hours, 27 minutes later, at 4:45 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Diamond Springs is essentially constant during April, remaining around 0% throughout.
For reference, on May 16, 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
The average hourly wind speed in Diamond Springs is essentially constant during April, remaining around 3.0 miles per hour throughout.
For reference, on December 18, the windiest day of the year, the daily average wind speed is 3.4 miles per hour, while on September 24, the calmest day of the year, the daily average wind speed is 2.8 miles per hour.
Average Wind Speed in April
Wind Direction in April
The average daily incident shortwave solar energy in Diamond Springs is increasing during April, rising by 1.3 kWh, from 5.5 kWh to 6.8 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in April
For the purposes of this report, the geographical coordinates of Diamond Springs are 38.695 deg latitude, -120.815 deg longitude, and 1,772 ft elevation.
The topography within 2 miles of Diamond Springs contains very significant variations in elevation, with a maximum elevation change of 863 feet and an average elevation above sea level of 1,775 feet. Within 10 miles contains very significant variations in elevation (2,936 feet). Within 50 miles contains large variations in elevation (10,312 feet).
The area within 2 miles of Diamond Springs is covered by shrubs (68%) and artificial surfaces (16%), within 10 miles by shrubs (57%) and grassland (22%), and within 50 miles by trees (36%) and grassland (21%).
This report illustrates the typical weather in Diamond Springs 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 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Diamond Springs.
For each station, the records are corrected for the elevation difference between that station and Diamond Springs 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 Diamond Springs is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Diamond Springs and a given station.
The stations contributing to this reconstruction are: Placerville Airport (56%, 6 kilometers, northeast); Auburn Municipal Airport (31%, 37 kilometers, northwest); and Sacramento Mather Airport (13%, 45 kilometers, west).
Time zones for aiports and weather stations are provided by AskGeo.com .