Average Weather in February in Winchester California, United States
Daily high temperatures are around 67°F, rarely falling below 56°F or exceeding 79°F.
Daily low temperatures increase by 2°F, from 43°F to 45°F, rarely falling below 35°F or exceeding 52°F.
For reference, on August 16, the hottest day of the year, temperatures in Winchester typically range from 65°F to 93°F, while on December 25, the coldest day of the year, they range from 41°F to 64°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 Winchester experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 44% 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 58% 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
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 Winchester, 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 21, and its lowest chance is 1% on June 21.
Probability of Precipitation in February
To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day rainfall during February in Winchester is essentially constant, remaining about 2.3 inches throughout, and rarely exceeding 5.4 inches or falling below 0.1 inches.
The highest average 31-day accumulation is 2.5 inches on February 19.
Average Monthly Rainfall in February
Over the course of February in Winchester, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 51 minutes, implying an average daily increase of 1 minute, 54 seconds, and weekly increase of 13 minutes, 20 seconds.
The shortest day of the month is February 1, with 10 hours, 35 minutes of daylight and the longest day is February 28, with 11 hours, 26 minutes of daylight.
Hours of Daylight and Twilight in February
The latest sunrise of the month in Winchester is 6:44 AM on February 1 and the earliest sunrise is 27 minutes earlier at 6:17 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 Winchester 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 5:38 AM and sets 14 hours, 24 minutes later, at 8:02 PM, while on December 21, the shortest day of the year, it rises at 6:49 AM and sets 9 hours, 55 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 Winchester is essentially constant during February, remaining around 0% throughout.
For reference, on August 8, the muggiest day of the year, there are muggy conditions 3% of the time, while on November 3, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in February
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Winchester is essentially constant during February, remaining within 0.1 miles per hour of 6.2 miles per hour throughout.
For reference, on April 11, the windiest day of the year, the daily average wind speed is 6.5 miles per hour, while on September 8, the calmest day of the year, the daily average wind speed is 4.7 miles per hour.
Average Wind Speed in February
Wind Direction in February
Winchester 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 Winchester is essentially constant during February, remaining around 59°F throughout.
The lowest average surface water temperature during February is 59°F on February 8.
Average Water Temperature in February
The growing season in Winchester typically lasts for 12 months (352 days), from around January 12 to around December 30, rarely starting after February 24, or ending before November 27.
The month of February in Winchester is more likely than not fully within the growing season, with the chance that a given day is in the growing season rapidly increasing from 69% to 93% 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 Winchester are gradually increasing during February, increasing by 157°F, from 161°F to 318°F, over the course of the month.
Growing Degree Days in February
The average daily incident shortwave solar energy in Winchester is increasing during February, rising by 1.0 kWh, from 3.8 kWh to 4.8 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 Winchester are 33.707 deg latitude, -117.084 deg longitude, and 1,503 ft elevation.
The topography within 2 miles of Winchester contains very significant variations in elevation, with a maximum elevation change of 997 feet and an average elevation above sea level of 1,551 feet. Within 10 miles contains very significant variations in elevation (2,051 feet). Within 50 miles contains large variations in elevation (11,568 feet).
The area within 2 miles of Winchester is covered by grassland (64%) and shrubs (30%), within 10 miles by shrubs (60%) and grassland (27%), and within 50 miles by shrubs (61%) and artificial surfaces (13%).
This report illustrates the typical weather in Winchester 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 Winchester.
For each station, the records are corrected for the elevation difference between that station and Winchester 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 Winchester is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Winchester and a given station.
The stations contributing to this reconstruction are: March Air Reserve Base (66%, 26 kilometers, northwest); Oceanside, Camp Pendleton, Marine Corps Air Station (16%, 52 kilometers, southwest); and Palm Springs International Airport (17%, 55 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .