Average Weather in April in Running Springs California, United States
Daily high temperatures increase by 6°F, from 60°F to 67°F, rarely falling below 48°F or exceeding 78°F.
Daily low temperatures increase by 5°F, from 36°F to 41°F, rarely falling below 28°F or exceeding 48°F.
For reference, on July 28, the hottest day of the year, temperatures in Running Springs typically range from 57°F to 84°F, while on December 25, the coldest day of the year, they range from 27°F to 48°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 Running Springs experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 32% to 26%.
The clearest day of the month is April 30, with clear, mostly clear, or partly cloudy conditions 74% of the time.
For reference, on February 21, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 46%, while on September 7, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 90%.
Cloud Cover Categories in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Running Springs, the chance of a wet day over the course of April is decreasing, starting the month at 9% and ending it at 4%.
For reference, the year's highest daily chance of a wet day is 17% on February 21, and its lowest chance is 1% on June 14.
Over the course of April in Running Springs, the chance of a day with only rain decreases from 7% to 4%, the chance of a day with mixed snow and rain remains an essentially constant 1% throughout, and the chance of a day with only snow remains an essentially constant 0% throughout.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Running Springs is gradually decreasing, starting the month at 0.6 inches, when it rarely exceeds 1.6 inches, and ending the month at 0.2 inches, when it rarely exceeds 0.6 inches or falls below -0.0 inches.
Average Monthly Rainfall in April
Over the course of April in Running Springs, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 58 minutes, implying an average daily increase of 2 minutes, 0 seconds, and weekly increase of 14 minutes, 2 seconds.
The shortest day of the month is April 1, with 12 hours, 34 minutes of daylight and the longest day is April 30, with 13 hours, 32 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Running Springs is 6:35 AM on April 1 and the earliest sunrise is 36 minutes earlier at 5:59 AM on April 30.
The earliest sunset is 7:09 PM on April 1 and the latest sunset is 22 minutes later at 7:31 PM on April 30.
Daylight saving time is observed in Running Springs during 2018, 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 5:37 AM and sets 14 hours, 26 minutes later, at 8:03 PM, while on December 21, the shortest day of the year, it rises at 6:50 AM and sets 9 hours, 52 minutes later, at 4:42 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Running Springs is essentially constant during April, remaining around 0% throughout.
For reference, on August 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 Running Springs is essentially constant during April, remaining within 0.1 miles per hour of 7.8 miles per hour throughout.
For reference, on April 26, the windiest day of the year, the daily average wind speed is 7.9 miles per hour, while on September 9, the calmest day of the year, the daily average wind speed is 5.7 miles per hour.
The highest daily average wind speed during April is 7.9 miles per hour on April 26.
Average Wind Speed in April
Wind Direction in April
Running Springs 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 Running Springs is essentially constant during April, remaining within 1°F of 60°F throughout.
Average Water Temperature in April
The growing season in Running Springs typically lasts for 6.3 months (193 days), from around April 23 to around November 2, rarely starting before March 26 or after May 17, and rarely ending before October 14 or after November 19.
During April in Running Springs, the chance that a given day is within the growing season is rapidly increasing rising from 14% to 63% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in Running Springs are gradually increasing during April, increasing by 128°F, from 112°F to 240°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Running Springs is increasing during April, rising by 1.1 kWh, from 6.6 kWh to 7.8 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 Running Springs are 34.208 deg latitude, -117.109 deg longitude, and 5,712 ft elevation.
The topography within 2 miles of Running Springs contains large variations in elevation, with a maximum elevation change of 3,094 feet and an average elevation above sea level of 5,770 feet. Within 10 miles contains large variations in elevation (7,382 feet). Within 50 miles also contains extreme variations in elevation (11,339 feet).
The area within 2 miles of Running Springs is covered by trees (65%) and shrubs (35%), within 10 miles by shrubs (67%) and trees (27%), and within 50 miles by shrubs (77%).
This report illustrates the typical weather in Running 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 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Running Springs.
For each station, the records are corrected for the elevation difference between that station and Running 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 Running Springs is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Running Springs and a given station.
The stations contributing to this reconstruction are: San Bernardino International Airport (19%, 17 kilometers, southwest); Southern California Logistics Airport (31%, 49 kilometers, northwest); Palm Springs International Airport (13%, 70 kilometers, southeast); Barstow Daggett County Airport (19%, 78 kilometers, north); and Twenty-Nine Palms, Marine Corps Air-Ground Combat Center (18%, 87 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .