Average Weather in February in Crestline California, United States
Daily high temperatures increase by 3°F, from 55°F to 58°F, rarely falling below 45°F or exceeding 69°F.
Daily low temperatures increase by 3°F, from 33°F to 35°F, rarely falling below 25°F or exceeding 42°F.
For reference, on July 29, the hottest day of the year, temperatures in Crestline typically range from 58°F to 87°F, while on December 25, the coldest day of the year, they range from 31°F to 52°F.
Average High and Low Temperature in February
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on February. 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 February
The month of February in Crestline experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 43% throughout the month. The highest chance of overcast or mostly cloudy conditions is 46% on February 21.
The clearest day of the month is February 1, 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 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 February
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Crestline, the chance of a wet day over the course of February is gradually increasing, starting the month at 15% and ending it at 18%.
For reference, the year's highest daily chance of a wet day is 19% on February 20, and its lowest chance is 1% on June 15.
Over the course of February in Crestline, the chance of a day with only rain increases from 13% to 16%, the chance of a day with mixed snow and rain remains an essentially constant 2% throughout, and the chance of a day with only snow remains an essentially constant 0% throughout.
Probability of Precipitation in February
The average sliding 31-day rainfall during February in Crestline is essentially constant, remaining about 2.0 inches throughout, and rarely exceeding 5.2 inches.
The highest average 31-day accumulation is 2.1 inches on February 19.
Average Monthly Rainfall in February
Over the course of February in Crestline, 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, 57 seconds, and weekly increase of 13 minutes, 37 seconds.
The shortest day of the month is February 1, with 10 hours, 33 minutes of daylight and the longest day is February 28, with 11 hours, 25 minutes of daylight.
Hours of Daylight and Twilight in February
The latest sunrise of the month in Crestline is 6:46 AM on February 1 and the earliest sunrise is 27 minutes earlier at 6:19 AM on February 28.
The earliest sunset is 5:19 PM on February 1 and the latest sunset is 25 minutes later at 5:44 PM on February 28.
Daylight saving time is observed in Crestline during 2018, but it neither starts nor ends during February, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:37 AM and sets 14 hours, 27 minutes later, at 8:04 PM, while on December 21, the shortest day of the year, it rises at 6:51 AM and sets 9 hours, 52 minutes later, at 4:43 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in February
The chance that a given day will be muggy in Crestline is essentially constant during February, remaining around 0% throughout.
For reference, on August 22, 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 February
The average hourly wind speed in Crestline is essentially constant during February, remaining within 0.1 miles per hour of 7.2 miles per hour throughout.
For reference, on April 11, the windiest day of the year, the daily average wind speed is 7.7 miles per hour, while on September 9, the calmest day of the year, the daily average wind speed is 5.6 miles per hour.
Average Wind Speed in February
Wind Direction in February
Crestline 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 Crestline is essentially constant during February, remaining around 59°F throughout.
The lowest average surface water temperature during February is 59°F on February 7.
Average Water Temperature in February
The growing season in Crestline typically lasts for 7.1 months (217 days), from around April 7 to around November 10, rarely starting before March 7 or after April 29, and rarely ending before October 24 or after November 27.
The month of February in Crestline is very likely fully outside of the growing season, with the chance that a given day is in the growing season gradually increasing from 0% to 6% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in February
The average accumulated growing degree days in Crestline are gradually increasing during February, increasing by 47°F, from 35°F to 82°F, over the course of the month.
Growing Degree Days in February
The average daily incident shortwave solar energy in Crestline is increasing during February, rising by 1.1 kWh, from 3.8 kWh to 4.9 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in February
For the purposes of this report, the geographical coordinates of Crestline are 34.242 deg latitude, -117.286 deg longitude, and 4,432 ft elevation.
The topography within 2 miles of Crestline contains large variations in elevation, with a maximum elevation change of 2,385 feet and an average elevation above sea level of 4,471 feet. Within 10 miles contains large variations in elevation (5,430 feet). Within 50 miles also contains extreme variations in elevation (11,460 feet).
The area within 2 miles of Crestline is covered by trees (66%) and shrubs (34%), within 10 miles by shrubs (67%) and trees (15%), and within 50 miles by shrubs (74%) and artificial surfaces (11%).
This report illustrates the typical weather in Crestline 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 Crestline.
For each station, the records are corrected for the elevation difference between that station and Crestline 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 Crestline is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Crestline and a given station.
The stations contributing to this reconstruction are: San Bernardino International Airport (25%, 17 kilometers, south); Ontario International Airport (22%, 39 kilometers, southwest); and Southern California Logistics Airport (53%, 39 kilometers, north).
Time zones for aiports and weather stations are provided by AskGeo.com .