Barometric Pressure Seasonal Summary (hPa)

Data last updated 29/6/2017 1:00 PM.
Southern Hemisphere Meterological Seasons
Summer: December, January, February
Fall: March, April, May
Winter: June, July, August
Spring: September, October, November

  
Maximum Average Barometric Pressure
DateSummerFallWinterSpringYear
Dec 2016 / Nov 20171030.8*1027.4*1025.2*---1030.8*
Dec 2015 / Nov 20161023.8*1028.5*1034.9*1020.8*1034.9*
Dec 2014 / Nov 20151031.1*1027.3*1032.2*1029.2*1032.2*
Dec 2013 / Nov 20141020.3*1026.41036.5*1025.8*1036.5*
Dec 2012 / Nov 20131029.7*1030.61034.2*1033.51034.2*
Dec 2011 / Nov 20121022.61034.8*1028.3*1029.51034.8*
Dec 2010 / Nov 20111018.5*1026.7*1024.7*1020.8*1026.7*
Max1031.1 1034.8 1036.5 1033.5 1036.5
 
Average Barometric Pressure
DateSummerFallWinterSpringYear
Dec 2016 / Nov 20171006.5* 3.1 less than the Summer average.1015.4* 2.3 more than the Fall average.1015.6* 3.2 more than the Winter average.---1011.7*1 more than the yearly average.
Dec 2015 / Nov 20161011.1* 1.5 more than the Summer average.1011.3* 1.7 less than the Fall average.1010.2* 2.2 less than the Winter average.1002.7* 4.4 less than the Spring average.1009.4*1.4 less than the yearly average.
Dec 2014 / Nov 20151013.5* 3.8 more than the Summer average.1009.2* 3.8 less than the Fall average.1012.2* 0.2 less than the Winter average.1011.5* 4.4 more than the Spring average.1011.6*0.9 more than the yearly average.
Dec 2013 / Nov 20141008.3* 1.3 less than the Summer average.1014.9 1.9 more than the Fall average.1016.2* 3.9 more than the Winter average.1006.1* 0.9 less than the Spring average.1011.4*0.7 more than the yearly average.
Dec 2012 / Nov 20131011.5* 1.8 more than the Summer average.1013.7 0.6 more than the Fall average.1014.7* 2.4 more than the Winter average.1008.2 1.2 more than the Spring average.1012.0*1.3 more than the yearly average.
Dec 2011 / Nov 20121009.6 0.1 less than the Summer average.1015.4* 2.4 more than the Fall average.1013.5* 1.1 more than the Winter average.1007.9 0.8 more than the Spring average.1011.6*0.8 more than the yearly average.
Dec 2010 / Nov 20111004.9* 4.7 less than the Summer average.1010.2* 2.8 less than the Fall average.1006.3* 6.1 less than the Winter average.1003.6* 3.5 less than the Spring average.1006.9*3.8 less than the yearly average.
Avg1009.7 1013.0 1012.4 1007.1 1010.7
 
Minimum Average Barometric Pressure
DateSummerFallWinterSpringYear
Dec 2016 / Nov 2017981.6990.9996.3---981.6
Dec 2015 / Nov 2016988.0985.1975.7979.6975.7
Dec 2014 / Nov 2015992.5985.9990.3994.3985.9
Dec 2013 / Nov 2014986.0988.6993.3985.0985.0
Dec 2012 / Nov 2013987.7994.2991.7987.6987.6
Dec 2011 / Nov 2012980.0990.5996.5978.3978.3
Dec 2010 / Nov 2011997.8986.7980.9982.1980.9
Min980.0 985.1 975.7 978.3 975.7
 
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.

Script Developed by Murry Conarroe of Wildwood Weather.