Average Weather in January in Dierks Arkansas, United States
Daily high temperatures increase by 2°F, from 53°F to 55°F, rarely falling below 38°F or exceeding 69°F. The lowest daily average high temperature is 53°F on January 6.
Daily low temperatures are around 34°F, rarely falling below 21°F or exceeding 50°F. The lowest daily average low temperature is 34°F on January 7.
For reference, on July 30, the hottest day of the year, temperatures in Dierks typically range from 72°F to 93°F, while on January 7, the coldest day of the year, they range from 34°F to 53°F.
Average High and Low Temperature in January
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on January. 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 January
The month of January in Dierks experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 48% throughout the month. The highest chance of overcast or mostly cloudy conditions is 49% on January 3.
The clearest day of the month is January 16, with clear, mostly clear, or partly cloudy conditions 52% of the time.
For reference, on January 3, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 49%, while on October 5, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 71%.
Cloud Cover Categories in January
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Dierks, the chance of a wet day over the course of January is essentially constant, remaining around 23% throughout.
For reference, the year's highest daily chance of a wet day is 41% on May 15, and its lowest chance is 22% on January 13.
Over the course of January in Dierks, the chance of a day with only rain remains an essentially constant 20% throughout, 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 1% throughout.
Probability of Precipitation in January
The average sliding 31-day rainfall during January in Dierks is gradually decreasing, starting the month at 3.4 inches, when it rarely exceeds 6.7 inches or falls below 1.0 inches, and ending the month at 3.2 inches, when it rarely exceeds 5.4 inches or falls below 1.3 inches.
The lowest average 31-day accumulation is 3.1 inches on January 24.
Average Monthly Rainfall in January
The average sliding 31-day liquid-equivalent snowfall during January in Dierks is essentially constant, remaining about 0.1 inches throughout, and rarely exceeding 0.5 inches or falling below -0.0 inches.
The highest average 31-day liquid-equivalent accumulation is 0.1 inches on January 7.
Average Monthly Liquid-Equivalent Snowfall in January
Over the course of January in Dierks, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 36 minutes, implying an average daily increase of 1 minute, 12 seconds, and weekly increase of 8 minutes, 21 seconds.
The shortest day of the month is January 1, with 9 hours, 56 minutes of daylight and the longest day is January 31, with 10 hours, 32 minutes of daylight.
Hours of Daylight and Twilight in January
The latest sunrise of the month in Dierks is 7:22 AM on January 7 and the earliest sunrise is 9 minutes earlier at 7:13 AM on January 31.
The earliest sunset is 5:17 PM on January 1 and the latest sunset is 28 minutes later at 5:45 PM on January 31.
Daylight saving time is observed in Dierks during 2018, but it neither starts nor ends during January, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:04 AM and sets 14 hours, 26 minutes later, at 8:30 PM, while on December 21, the shortest day of the year, it rises at 7:17 AM and sets 9 hours, 53 minutes later, at 5:10 PM.
Sunrise & Sunset with Twilight in January
The chance that a given day will be muggy in Dierks is essentially constant during January, remaining around 0% throughout.
The lowest chance of a muggy day during January is 0% on January 21.
For reference, on July 22, the muggiest day of the year, there are muggy conditions 92% of the time, while on January 20, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in January
The average hourly wind speed in Dierks is essentially constant during January, remaining within 0.1 miles per hour of 4.8 miles per hour throughout.
For reference, on March 31, the windiest day of the year, the daily average wind speed is 5.4 miles per hour, while on August 3, the calmest day of the year, the daily average wind speed is 3.4 miles per hour.
Average Wind Speed in January
Wind Direction in January
The growing season in Dierks typically lasts for 7.5 months (229 days), from around March 24 to around November 7, rarely starting before March 1 or after April 16, and rarely ending before October 18 or after December 1.
The month of January in Dierks is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in January
The average accumulated growing degree days in Dierks are gradually increasing during January, increasing by 67°F, from 0°F to 67°F, over the course of the month.
Growing Degree Days in January
The average daily incident shortwave solar energy in Dierks is gradually increasing during January, rising by 0.6 kWh, from 2.6 kWh to 3.2 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in January
For the purposes of this report, the geographical coordinates of Dierks are 34.119 deg latitude, -94.017 deg longitude, and 482 ft elevation.
The topography within 2 miles of Dierks contains only modest variations in elevation, with a maximum elevation change of 315 feet and an average elevation above sea level of 466 feet. Within 10 miles contains only modest variations in elevation (587 feet). Within 50 miles contains significant variations in elevation (2,503 feet).
The area within 2 miles of Dierks is covered by trees (64%) and cropland (30%), within 10 miles by trees (84%) and cropland (14%), and within 50 miles by trees (68%) and cropland (25%).
This report illustrates the typical weather in Dierks 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 Dierks.
For each station, the records are corrected for the elevation difference between that station and Dierks 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 Dierks is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Dierks and a given station.
The stations contributing to this reconstruction are: J Lynn Helms Airport (38%, 36 kilometers, west); Mena Intermountain Municipal Airport (21%, 50 kilometers, north); Mount Ida (17%, 62 kilometers, northeast); Texarkana Regional Airport (13%, 74 kilometers, south); and Arkadelphia, Dexter B Florence Memorial Field Airport (10%, 88 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .