Here is Sunday – December 17, 2017`s – Historical Climate Summary !
Lowest Barometric Pressure : 30.07″ at 1 p.m.
Highest Barometric Pressure : 30.20″ at 7 a.m.
Lowest Relative Humidity : 50% at 1, 2 a.m.
Highest Relative Humidity : 100% at 7 a.m., 5 – 11:59 p.m.
Lowest Dew Point Temperature : 29° at 1, 2 a.m.
Highest Dew Point Temperature : 47° at 4 – 11:59 p.m.
Lowest Wind Speed : Calm at 4, 5 a.m., 3 – 8, 10 p.m.
Highest Wind Gust : SE – 16 m.p.h. at 7:57 a.m.
Lo : 38º Coldest Wind Chill 35º at 8 a.m.
Normal : 30°
Record Warmest : 62º 
In 1984 !
Record Coldest : 10° 
In 2000 !
Hi : 49°
Normal : 50°
Record Hottest : 77° In 2016 !
Record Coldest : 22° In 2000 !
Rainfall : 0.43″ 
on Walker Road in North Jackson, TN. : 0.50″ on B Street in Bemis, TN. Daily Normal 0.17″
Record Wettest : 1.64″ In 1990 !
Snowfall Record : 0.1″ in 1996 ! Trace of Sleet in 2006
December`s Total To Date : 1.54″ On Walker Road in North Jackson, TN. : Normal : 3.12″, – 0.30″ Below Normal : 1.90″ On B Street In Bemis, TN
2017`s : Total to Date : 48.47″ : Normal : 51.04″, – 2.57″ Below Normal : In Bemis, TN 8.65″ as of Sept. 12th
December 17, 2016 : Lo : 30º : Hi : 77º** 
: Rainfall : 1.15″
December 17, 2015 : Lo : 31° : Hi : 50º : Rainfall : 0.00″
December 17, 2014 : Lo : 35° : Hi : 44° : Rainfall : 0.05”
December 17, 2013 : Lo : 29° : Hi : 60° : Rainfall : 0.00″
December 17, 2012 : Lo : 37° : Hi : 63° : Rainfall : 1.05″
December 17, 2011 : Lo : 24° : Hi : 47° : Rainfall : 0.00″
December 17, 2010 : Lo : 28° : Hi : 41º : Rainfall : 0.00″
December 17, 2009 : Lo : 25° : Hi : 47º : Rainfall : 0.00″
December 17, 2008 : Lo : 32º : Hi : 37º : Rainfall : 0.03″
West TN`s Coldest Lo 37º at Savannah, TN.
West TN`s Hottest Hi 49º at Memphis, TN`s Airport, N.W.S. office in Memphis, TN. & On Walker Rd in North Jackson, TN.
U. S. Highest Temperature for Sunday, December 17, 2017
83º at Fort Myers, FL
83º at Miami, FL
83º at Naples, FL
83º at Pembroke Pines, FL
U. S. Lowest Temperature for Sunday, December 17, 2017
-19º at Saranac Lake, NY 