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Average Barometric Pressure Seasonal Summary ( mb)

Data last updated 18/05/12 07:35.

Northern Hemisphere Meterological Seasons
Winter: December, January, February
Spring: March, April, May
Summer: June, July, August
Autumn: September, October, November

Daily DetailMonthly SummarySeasonal Summary



Maximum Barometric Pressure
DateWinterSpringSummerAutumnYear
Dec 2011 / Nov 20121042.01036.3*------1042.0*
Dec 2010 / Nov 20111039.01039.21033.31029.61039.2
Dec 2009 / Nov 20101041.01034.01028.51027.11041.0
Dec 2008 / Nov 2009---------1037.5*1037.5*
Max1042.0 1039.2 1033.3 1037.5 1042.0
 
Average Barometric Pressure
DateWinterSpringSummerAutumnYear
Dec 2011 / Nov 20121017.6 4.4 more than the Winter average.1014.9* 2 less than the Spring average.------1016.3*2.5 more than the yearly average.
Dec 2010 / Nov 20111014.2 1 more than the Winter average.1018.5 1.6 more than the Spring average.1012.1 1.2 less than the Summer average.1013.3 1.6 more than the Autumn average.1014.50.8 more than the yearly average.
Dec 2009 / Nov 20101007.8 5.5 less than the Winter average.1016.9  1014.5 1.2 more than the Summer average.1010.0 1.8 less than the Autumn average.1012.31.5 less than the yearly average.
Dec 2008 / Nov 2009---------1011.9* 0.1 more than the Autumn average.1011.9*1.9 less than the yearly average.
Avg1013.2 1016.8 1013.3 1011.7 1013.8
 
Minimum Barometric Pressure
DateWinterSpringSummerAutumnYear
Dec 2011 / Nov 2012982.4980.4------980.4
Dec 2010 / Nov 2011989.9999.8989.2991.0989.2
Dec 2009 / Nov 2010984.3983.3998.3972.0972.0
Dec 2008 / Nov 2009---------982.3982.3
Min982.4 980.4 989.2 972.0 972.0
 
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.