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Barometric Pressure Seasonal Summary (hPa)

Data last updated 23/3/2025 10:05 AM.
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 2024 / Nov 2025---1022.3*------1022.3*
Dec 2021 / Nov 20221028.4*1033.3*1031.8*---1033.3*
Dec 2020 / Nov 20211030.21031.7*1034.1*1031.4*1034.1*
Dec 2019 / Nov 20201023.3*1030.1*1035.4*1028.7*1035.4*
Dec 2018 / Nov 20191027.4*1034.1*1032.9*1034.8*1034.8*
Dec 2017 / Nov 2018---1025.7*1026.6*1031.5*1031.5*
Dec 2016 / Nov 20170.01027.4*1025.2*0.0*0.0*
Dec 2015 / Nov 20161023.8*1028.5*1034.9*1020.8*1034.9*
Dec 2014 / Nov 20151031.1*1027.3*1030.0*1029.2*1031.1*
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*
Max0.0 1034.8 1036.5 0.0 0.0
 
Average Barometric Pressure
DateSummerFallWinterSpringYear
Dec 2024 / Nov 2025---1015.8* 3 more than the Fall average.------1015.8*8.1 more than the yearly average.
Dec 2021 / Nov 20221012.8* 7.8 more than the Summer average.1015.1* 2.3 more than the Fall average.1008.5* 2.8 less than the Winter average.---1012.6*5 more than the yearly average.
Dec 2020 / Nov 20211009.9 4.8 more than the Summer average.1010.0* 2.7 less than the Fall average.1011.0* 0.3 less than the Winter average.1009.7* 9.7 more than the Spring average.1010.2*2.6 more than the yearly average.
Dec 2019 / Nov 20201008.1* 3 more than the Summer average.1012.9* 0.2 more than the Fall average.1012.5* 1.2 more than the Winter average.1011.2* 11.2 more than the Spring average.1011.5*3.9 more than the yearly average.
Dec 2018 / Nov 20191009.7* 4.6 more than the Summer average.1015.0* 2.2 more than the Fall average.1008.1* 3.3 less than the Winter average.1006.2* 6.2 more than the Spring average.1009.9*2.3 more than the yearly average.
Dec 2017 / Nov 2018---1008.2* 4.6 less than the Fall average.1009.2* 2.1 less than the Winter average.1011.7* 11.7 more than the Spring average.1009.9*2.2 more than the yearly average.
Dec 2016 / Nov 2017961.8 43.3 less than the Summer average.1015.4* 2.6 more than the Fall average.1011.2* 0.2 less than the Winter average.888.8* 111.2 less than the Spring average.976.2*31.4 less than the yearly average.
Dec 2015 / Nov 20161011.1* 6 more than the Summer average.1011.3* 1.5 less than the Fall average.1010.2* 1.2 less than the Winter average.1002.7* 2.7 more than the Spring average.1009.4*1.7 more than the yearly average.
Dec 2014 / Nov 20151013.5* 8.4 more than the Summer average.1007.7* 5.1 less than the Fall average.1013.3* 2 more than the Winter average.1011.5* 11.5 more than the Spring average.1011.3*3.7 more than the yearly average.
Dec 2013 / Nov 20141009.7* 4.6 more than the Summer average.1014.9 2.1 more than the Fall average.1016.2* 4.9 more than the Winter average.1006.1* 6.1 more than the Spring average.1012.0*4.3 more than the yearly average.
Dec 2012 / Nov 20131011.5* 6.4 more than the Summer average.1013.7 0.9 more than the Fall average.1014.8* 3.5 more than the Winter average.1008.2 8.3 more than the Spring average.1012.0*4.4 more than the yearly average.
Dec 2011 / Nov 20121009.4 4.4 more than the Summer average.1015.4* 2.6 more than the Fall average.1013.5* 2.2 more than the Winter average.1007.9 7.9 more than the Spring average.1011.5*3.9 more than the yearly average.
Dec 2010 / Nov 20111004.4* 0.7 less than the Summer average.1010.2* 2.6 less than the Fall average.1006.3* 5 less than the Winter average.1003.6* 3.6 more than the Spring average.1006.9*0.7 less than the yearly average.
Avg1005.1 1012.8 1011.3 1000.0 1007.6
 
Minimum Average Barometric Pressure
DateSummerFallWinterSpringYear
Dec 2024 / Nov 2025---1011.7------1011.7
Dec 2021 / Nov 2022993.1983.0968.5---968.5
Dec 2020 / Nov 2021976.1990.5981.3987.1976.1
Dec 2019 / Nov 2020989.7981.0984.1985.1981.0
Dec 2018 / Nov 2019987.9988.3981.7990.9981.7
Dec 2017 / Nov 2018---980.9980.0984.7980.0
Dec 2016 / Nov 2017981.6990.9989.8977.3977.3
Dec 2015 / Nov 2016988.0985.1975.7979.6975.7
Dec 2014 / Nov 2015992.5985.9990.3994.3985.9
Dec 2013 / Nov 2014994.5988.6993.3985.0985.0
Dec 2012 / Nov 2013987.7994.2991.7987.6987.6
Dec 2011 / Nov 2012980.0990.5996.5978.3978.3
Dec 2010 / Nov 2011992.9986.7980.9982.1980.9
Min976.1 980.9 968.5 977.3 968.5
 
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.