Normals, Means and Extremes for January

Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

...Climate Normals...Means and Extremes for January... ...Jackson Kentucky (JKL)... Temperature Data... Average maximum........... 44.2 Average minimum........... 27.4 Average monthly........... 35.8 Highest................... 78 on the 31st in 2002 Lowest.................... -18 on the 20th & 21st in 1985/19th in 1994 Lowm maximum.............. 5 on the 20th in 1985 High minimum.............. 61 on the 4th in 2004 Normal days with high 90 or above..... 0.0 Normal days with high 32 or below..... 6.7 Normal days with low 32 or below..... 20.9 Normal days with low 0 or below..... 0.4 Degree Days (Base 65)..... Heating Cooling Monthly average........... 905 0 Greatest monthly.......... 1250 in 1985 4 in 2002 Least monthly............. 683 in 1989 & 1990 0 in numerous years Precipitation Data... Monthly average........... 3.96 inches Wettest................... 7.28 inches in 1994 Driest.................... 0.80 inches in 1981 Greatest 24 hour.......... 2.16 inches on the 6th-7th in 1995 Average days of thunder... 0.5 Average days of dense fog. 4.4 Average snowfall.......... 7.4 inches Greatest snowfall......... 26.3 inches in 1994 Greatest 24 hour snowfall. 15.7 inches on the 22nd in 2016 Greatest snow depth....... 17 inches in 1994 and 2016 ...London Kentucky (LOZ)... Temperature Data... Average maximum........... 45.2 Average minimum........... 26.7 Average monthly........... 36.0 Highest................... 74 on the 24th in 1972/22nd in 1999/31st in 2002 Lowest.................... -25 on the 19th in 1994 Low maximum............... 0 On the 8th in 1970 High minimum.............. 61 on the 22nd in 1999 Normal days with high 90 or above..... 0.0 Normal days with high 32 or below..... 4.9 Normal days with low 32 or below..... 21.2 Normal days with low 0 or below..... 0.5 Degree days (Base 65)..... Heating Cooling Monthly average........... 901 0 Greatest monthly.......... 1375 in 1977 56 in 1974 Least monthly............. 630 in 1974 0 in numerous years Precipitation Data... Monthly average........... 3.89 inches Wettest................... 10.09 inches in 1957 Driest.................... 1.07 inches in 1981 Greatest daily rain....... 2.67 inches on the 10th in 1974 Average snowfall.......... 4.5 inches Greatest snowfall......... 17.6 inches in 1978 Greatest daily snowfall... 12.1 inches on the 12th in 1975 ***Snowfall Records for London were kept between 1954 and 1996*** The latest climate outlook for January indicates that eastern Kentucky will be in a weather pattern more conducive to near normal temperatures and above normal precipitation. For more information on climate outlooks try this internet address: http://www.cpc.ncep.noaa.gov Climate weather records at the Julian Carroll Airport near Jackson Kentucky (JKL) date back to January 1st 1981. Climate weather records at the London-Corbin Magee Field Airport (LOZ) date back to November 11th 1954.