Average Weather in February in Three Rivers Oregon, United States
Daily high temperatures increase by 4°F, from 41°F to 46°F, rarely falling below 31°F or exceeding 55°F.
Daily low temperatures increase by 2°F, from 25°F to 28°F, rarely falling below 14°F or exceeding 38°F.
For reference, on August 4, the hottest day of the year, temperatures in Three Rivers typically range from 50°F to 81°F, while on December 23, the coldest day of the year, they range from 23°F to 37°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 Three Rivers experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 64% throughout the month.
The clearest day of the month is February 16, with clear, mostly clear, or partly cloudy conditions 37% of the time.
For reference, on January 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 66%, while on July 28, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 83%.
Cloud Cover Categories in February
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Three Rivers, the chance of a wet day over the course of February is gradually increasing, starting the month at 33% and ending it at 36%.
For reference, the year's highest daily chance of a wet day is 45% on November 27, and its lowest chance is 5% on August 5.
Over the course of February in Three Rivers, the chance of a day with only rain increases from 19% to 24%, the chance of a day with mixed snow and rain remains an essentially constant 9% throughout, and the chance of a day with only snow decreases from 5% to 3%.
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 Three Rivers is essentially constant, remaining about 2.1 inches throughout, and rarely exceeding 5.0 inches or falling below 0.4 inches.
Average Monthly Rainfall in February
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during February in Three Rivers is gradually decreasing, starting the month at 0.7 inches, when it rarely exceeds 1.8 inches, and ending the month at 0.4 inches, when it rarely exceeds 1.1 inches.
Average Monthly Liquid-Equivalent Snowfall in February
Over the course of February in Three Rivers, 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, 15 minutes, implying an average daily increase of 2 minutes, 47 seconds, and weekly increase of 19 minutes, 27 seconds.
The shortest day of the month is February 1, with 9 hours, 54 minutes of daylight and the longest day is February 28, with 11 hours, 9 minutes of daylight.
Hours of Daylight and Twilight in February
The latest sunrise of the month in Three Rivers is 7:22 AM on February 1 and the earliest sunrise is 39 minutes earlier at 6:44 AM on February 28.
The earliest sunset is 5:16 PM on February 1 and the latest sunset is 36 minutes later at 5:53 PM on February 28.
Daylight saving time is observed in Three Rivers 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 5:23 AM and sets 15 hours, 28 minutes later, at 8:51 PM, while on December 21, the shortest day of the year, it rises at 7:36 AM and sets 8 hours, 54 minutes later, at 4:31 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in February
The chance that a given day will be muggy in Three Rivers is essentially constant during February, remaining around 0% throughout.
Humidity Comfort Levels in February
The average hourly wind speed in Three Rivers is essentially constant during February, remaining within 0.1 miles per hour of 6.6 miles per hour throughout.
For reference, on December 1, the windiest day of the year, the daily average wind speed is 6.9 miles per hour, while on August 3, the calmest day of the year, the daily average wind speed is 4.5 miles per hour.
Average Wind Speed in February
Wind Direction in February
The growing season in Three Rivers typically lasts for 3.4 months (105 days), from around June 9 to around September 22, rarely starting before May 17 or after June 29, and rarely ending before September 4 or after October 13.
The month of February in Three Rivers is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in February
The average accumulated growing degree days in Three Rivers are essentially constant during February, remaining within 1°F of 2°F throughout.
Growing Degree Days in February
The average daily incident shortwave solar energy in Three Rivers is increasing during February, rising by 1.0 kWh, from 2.3 kWh to 3.3 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 Three Rivers are 43.820 deg latitude, -121.469 deg longitude, and 4,196 ft elevation.
The topography within 2 miles of Three Rivers contains only modest variations in elevation, with a maximum elevation change of 121 feet and an average elevation above sea level of 4,185 feet. Within 10 miles contains only modest variations in elevation (2,943 feet). Within 50 miles contains large variations in elevation (9,275 feet).
The area within 2 miles of Three Rivers is covered by shrubs (50%) and trees (50%), within 10 miles by trees (65%) and shrubs (31%), and within 50 miles by shrubs (52%) and trees (43%).
This report illustrates the typical weather in Three Rivers 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 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Three Rivers.
For each station, the records are corrected for the elevation difference between that station and Three Rivers 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 Three Rivers is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Three Rivers and a given station.
The stations contributing to this reconstruction are: Bend Municipal Airport (75%, 37 kilometers, northeast); Mahlon Sweet Field Airport (9%, 144 kilometers, west); Roseburg Municipal Airport (8%, 165 kilometers, west); and Klamath Falls Airport (8%, 187 kilometers, south).
Time zones for aiports and weather stations are provided by AskGeo.com .