Here is Friday – December 15, 2017`s – Historical Climate Summary
Lowest Barometric Pressure : 30.12″ at 1 a.m.
Highest Barometric Pressure : 30.24″ at 10 a.m.
Lowest Relative Humidity : 46% at 2, 3 p.m.
Highest Relative Humidity : 92% at 1, 3, 4 a.m.
Lowest Dew Point Temperature : 23° at 12, 1 a.m.
Highest Dew Point Temperature : 27° at 4, 5 a.m., 4, 5, 11, 11:59 p.m.
Lowest Wind Speed : Calm at 12 – 5 a.m.
Highest Wind Gust : W – 16 m.p.h. at 12:55 p.m.
Lo : 27º 
Coldest Wind Chill 25º at 8 a.m.
Normal : 31°
Record Warmest : 61º 
In 1948 !
Record Coldest : 7° In 1958 !
Hi : 47°
Normal : 50°
Record Hottest : 75° In 1995 !
Record Coldest : 26° In 1951 !
Rainfall : 0.00″ in North Jackson, TN. : 0.00″ in Bemis, TN. Daily Normal 0.18″
Record Wettest : 2.63″ 
In 1948 !
Snowfall Record : Trace” in 1960, 1972 & 1989 !
December`s Total To Date : 1.11″ in North Jackson, TN. : Normal : 2.77″, – 1.66″ Below Normal : In Bemis, TN 1.40″
2017`s : Total to Date : 48.04″ : Normal : 50.69″, – 2.65″ Below Normal : In Bemis, TN 8.15″ as of Sept. 12th
December 15, 2016 : Lo : 20º : Hi : 34º : Rainfall : 0.00″
December 15, 2015 : Lo : 36° : Hi : 70º : Rainfall : 0.15”
December 15, 2014 : Lo : 41° : Hi : 59° : Rainfall : 0.09”
December 15, 2013 : Lo : 24° : Hi : 37° : Rainfall : 0.00″
December 15, 2012 : Lo : 46° : Hi : 60° : Rainfall : 0.17″
December 15, 2011 : Lo : 47° : Hi : 66° : Rainfall : 0.49″
December 15, 2010 : Lo : 26° : Hi : 41º : Rainfall : 0.03″ Freezing Rain , 0.02″ Rain
December 15, 2009 : Lo : 27° : Hi : 49º : Rainfall : 0.00″
December 15, 2008 : Lo : 25º : Hi : 61º : Rainfall : 0.20″
West TN`s Coldest Lo 23º at Bolivar, Covington & Savannah, TN..
West TN`s Hottest Hi 47º at Memphis TN`s Airport, N.W.S. office in Memphis, TN. & On Walker Rd in North Jackson, TN.
U. S. Highest Temperature for Friday, December 15, 2017
85º at Lake Elsinore, CA
85º at San Pasqual Valley, CA
85º at Woodland Hills, CA
U. S. Lowest Temperature for Friday, December 15, 2017
-18º at Mount Washington, NH