Average Barometric Pressure Seasonal Summary ( inHg)

Data last updated 05/17/12 16:15.
Northern Hemisphere Meterological Seasons
Winter: December, January, February
Spring: March, April, May
Summer: June, July, August
Fall: September, October, November

Daily DetailMonthly SummarySeasonal Summary



Maximum Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2011 / Nov 201230.5930.45*------30.59*
Dec 2010 / Nov 201130.37*30.45*30.1830.4030.45*
Dec 2009 / Nov 201030.3930.45*30.24*30.33*30.45*
Dec 2008 / Nov 200930.4530.44*30.19*30.29*30.45*
Dec 2007 / Nov 2008---------30.50*30.50*
Maximum Average30.59 30.45 30.24 30.50 30.59
 
Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2011 / Nov 201230.06 0.06 more than the Winter average.29.94* 0.03 less than the Spring average.------30.01*0.04 more than the yearly average.
Dec 2010 / Nov 201129.99* 0.01 less than the Winter average.29.96* 0.01 less than the Spring average.29.95 0.12 more than the Summer average.30.02 0.01 less than the Fall average.29.98*0.01 more than the yearly average.
Dec 2009 / Nov 201029.95 0.05 less than the Winter average.29.95* 0.02 less than the Spring average.29.52* 0.31 less than the Summer average.30.00* 0.03 less than the Fall average.29.87*0.1 less than the yearly average.
Dec 2008 / Nov 200930.00  30.02* 0.05 more than the Spring average.29.97* 0.14 more than the Summer average.30.05* 0.02 more than the Fall average.30.01*0.04 more than the yearly average.
Dec 2007 / Nov 2008---------30.05* 0.02 more than the Fall average.30.05*0.08 more than the yearly average.
Average30.00 29.97 29.83 30.03 29.97
 
Minimum Average Barometric Pressure
DateWinterSpringSummerFallYear
Dec 2011 / Nov 201229.4029.49------29.40
Dec 2010 / Nov 201129.4229.2229.6529.3729.22
Dec 2009 / Nov 201029.3329.3229.0429.5929.04
Dec 2008 / Nov 200929.2129.3429.5829.5729.21
Dec 2007 / Nov 2008---------29.4029.40
Minimum Average29.21 29.22 29.04 29.37 29.04
 
Color Key
≤ 29.25 29.25 - 29.40 29.40 - 29.55 29.55 - 29.70 29.70 - 29.85 29.85 - 30.00 30.00 - 30.15 30.15 - 30.30 30.30 - 30.45 30.45 - 30.60 30.60 - 30.75 30.75 - 30.90≥ 30.90
* denotes incomplete data for the month/year.

Script developed by Murry Conarroe of Wildwood Weather.