Pressure Climate

Pressure (hPa)


Maximum Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2017 / Nov 20181038.2*1011.3*------1038.2*
Dec 2016 / Nov 20171042.21036.2*1027.31032.41042.2*
Dec 2015 / Nov 20161035.5*1031.31028.41035.31035.5*
Dec 2014 / Nov 20151042.21041.11031.8*1029.2*1042.2*
Dec 2013 / Nov 20141033.21035.41028.21028.3*1035.4*
Dec 2012 / Nov 20131040.11031.9*1031.91039.51040.1*
Dec 2011 / Nov 2012------990.3*1028.1*1028.1*
Max1042.2 1041.1 1031.9 1039.5 1042.2
 
Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2017 / Nov 20181015.3* 0.7 less than the Winter average.997.4* 18.4 less than the Spring average.------1013.2*1.5 less than the yearly average.
Dec 2016 / Nov 20171021.9 5.9 more than the Winter average.1018.2* 2.5 more than the Spring average.1015.7 3.1 more than the Summer average.1017.7 3.3 more than the Fall average.1018.4*3.7 more than the yearly average.
Dec 2015 / Nov 20161017.8* 1.8 more than the Winter average.1014.0 1.8 less than the Spring average.1018.0 5.4 more than the Summer average.1017.4 2.9 more than the Fall average.1016.7*2 more than the yearly average.
Dec 2014 / Nov 20151019.3 3.4 more than the Winter average.1020.5 4.7 more than the Spring average.1017.8* 5.2 more than the Summer average.1018.7* 4.3 more than the Fall average.1019.2*4.5 more than the yearly average.
Dec 2013 / Nov 20141007.4 8.6 less than the Winter average.1016.0 0.2 more than the Spring average.1016.5 3.9 more than the Summer average.1011.3* 3.1 less than the Fall average.1012.9*1.8 less than the yearly average.
Dec 2012 / Nov 20131014.5 1.5 less than the Winter average.1012.1* 3.6 less than the Spring average.1019.6 7 more than the Summer average.1016.1 1.6 more than the Fall average.1015.7*1 more than the yearly average.
Dec 2011 / Nov 2012------975.5* 37.1 less than the Summer average.1007.0* 7.5 less than the Fall average.994.5*20.2 less than the yearly average.
Avg1016.0 1015.8 1012.6 1014.5 1014.7
 
Minimum Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2017 / Nov 2018983.1985.9------983.1
Dec 2016 / Nov 2017992.9992.6996.8999.5992.6
Dec 2015 / Nov 2016983.0993.3998.7984.4983.0
Dec 2014 / Nov 2015984.2999.01000.3996.9984.2
Dec 2013 / Nov 2014983.0987.11003.3992.3983.0
Dec 2012 / Nov 2013985.8991.11007.2995.8985.8
Dec 2011 / Nov 2012------963.9971.8963.9
Min983.0 985.9 963.9 971.8 963.9
 
Color Key
< 980.0 980.0 - 985.0 985.0 - 990.0 990.0 - 995.0 995.0 - 1000.0 1000.0 - 1005.0 1005.0 - 1010.0 1010.0 - 1015.0 1015.0 - 1020.0 1020.0 - 1025.0 1025.0 - 1030.0 1030.0 - 1035.01035.0>
* denotes incomplete data for the month/year.