Monthly barometric pressures for file - siBP.bef ------------------------------------------------ Mth Year Gaps Good Minimum Maximum Mean St Devn 7 1994 648 96 1006.6 1011.3 1009.1 1.2 8 1994 4 740 1005.0 1015.3 1010.1 1.8 9 1994 63 657 1005.7 1015.3 1010.8 1.9 10 1994 73 671 1005.2 1014.2 1010.6 1.5 11 1994 4 716 1003.1 1013.5 1008.8 2.0 12 1994 20 724 1001.7 1012.7 1007.7 2.3 1 1995 1 743 1003.6 1011.5 1007.4 1.5 2 1995 2 670 1002.2 1012.3 1008.4 1.7 3 1995 4 740 1002.7 1013.5 1008.1 2.1 4 1995 8 712 1003.2 1011.7 1007.5 1.6 5 1995 10 734 1005.6 1013.0 1009.4 1.5 6 1995 9 711 1006.5 1013.6 1010.4 1.3 7 1995 3 741 1006.2 1013.9 1009.7 1.3 8 1995 9 735 1005.7 1015.2 1010.0 1.7 9 1995 10 710 1006.5 1014.0 1010.4 1.5 10 1995 9 735 1004.4 1013.3 1009.0 1.8 11 1995 17 703 1005.0 1012.2 1008.7 1.6 12 1995 21 723 1003.3 1012.4 1008.1 1.8 1 1996 9 735 1002.9 1011.3 1006.5 1.5 2 1996 3 693 1001.9 1010.7 1006.9 1.7 3 1996 0 744 1001.2 1014.2 1007.1 2.7 4 1996 0 720 1003.9 1012.7 1008.9 1.6 5 1996 0 744 1005.2 1013.3 1009.5 1.6 6 1996 0 720 1005.3 1016.5 1010.0 2.2 7 1996 7 737 1005.2 1013.0 1009.3 1.5 8 1996 1 743 1006.5 1013.8 1010.5 1.4 9 1996 0 720 1004.2 1012.8 1008.6 1.9 10 1996 0 744 1003.8 1013.8 1008.8 1.9 11 1996 0 720 1000.7 1014.3 1007.4 2.7 12 1996 0 744 994.7 1011.3 1005.1 2.8 1 1997 1 743 1003.6 1010.7 1007.3 1.3 2 1997 2 670 1002.3 1011.5 1006.1 1.6 3 1997 11 733 1000.1 1012.9 1006.4 3.2 4 1997 4 716 1003.8 1012.8 1008.4 2.0 5 1997 5 739 1003.0 1013.1 1008.4 1.7 6 1997 3 717 1006.2 1016.3 1010.7 2.0 7 1997 723 21 1006.6 1010.4 1008.8 1.2 8 1997 744 0 9 1997 190 530 1006.2 1016.6 1012.0 2.1 10 1997 15 729 1006.9 1015.4 1011.4 1.6 11 1997 0 720 1006.8 1016.2 1011.2 2.1 12 1997 0 744 1003.3 1012.3 1008.7 1.5 1 1998 0 744 1001.3 1012.9 1008.2 2.1 2 1998 0 672 1003.0 1013.9 1010.2 1.9 3 1998 0 744 1003.2 1013.7 1009.1 2.1 4 1998 1 719 1006.8 1014.8 1010.6 1.5 5 1998 0 744 1005.6 1014.8 1010.1 1.6 6 1998 1 719 1006.8 1013.4 1010.0 1.3 7 1998 1 743 1006.6 1015.2 1010.9 1.5 8 1998 2 742 1006.4 1013.9 1010.7 1.4 9 1998 1 719 1005.7 1015.7 1010.6 1.9 10 1998 6 738 1006.0 1013.9 1009.5 1.6 11 1998 1 719 1003.7 1011.4 1008.1 1.6 12 1998 75 669 1001.7 1011.0 1006.9 1.7 1 1999 2 742 1001.8 1010.8 1006.8 1.9 2 1999 1 671 998.5 1012.9 1006.8 2.5 3 1999 0 744 1003.4 1010.3 1007.3 1.3 4 1999 3 717 1004.4 1011.7 1008.1 1.4 5 1999 1 743 1004.2 1012.5 1008.5 1.6 6 1999 53 667 1006.0 1012.4 1009.4 1.3 7 1999 0 744 1005.2 1012.6 1009.0 1.5 8 1999 1 743 1007.0 1013.7 1010.1 1.3 9 1999 0 720 1006.8 1014.8 1010.0 1.4 10 1999 2 742 1005.0 1012.8 1009.0 1.4 11 1999 0 720 1002.9 1012.2 1007.8 1.8 12 1999 0 744 1002.3 1010.6 1006.8 1.5 1 2000 1 743 999.0 1010.0 1004.7 2.1 2 2000 3 693 1000.1 1010.1 1005.7 1.8 3 2000 3 741 999.2 1009.4 1004.9 2.0 4 2000 6 714 998.6 1009.1 1004.4 2.1 5 2000 10 734 999.5 1009.7 1005.4 2.1 6 2000 0 720 1000.8 1013.5 1009.4 2.1 7 2000 0 744 1005.7 1014.7 1010.4 1.8 8 2000 0 744 1005.7 1014.1 1009.9 1.5 9 2000 0 720 1007.9 1014.3 1011.0 1.4 10 2000 0 744 1005.5 1012.8 1008.9 1.4 11 2000 0 720 1003.3 1012.2 1007.8 1.9 12 2000 0 744 1002.8 1010.1 1007.0 1.4 1 2001 0 744 1004.8 1012.8 1008.3 1.3 2 2001 0 672 1000.4 1010.6 1005.8 1.9 3 2001 5 739 1004.6 1012.4 1008.7 1.5 4 2001 3 717 1004.3 1012.5 1008.8 1.7 5 2001 0 744 1006.2 1013.2 1009.7 1.4 6 2001 0 720 1005.4 1013.1 1009.1 1.3 7 2001 4 740 1006.3 1014.2 1010.4 1.6 8 2001 7 737 1006.4 1014.4 1010.3 1.6 9 2001 11 709 1007.3 1014.4 1011.0 1.4 10 2001 5 739 1003.8 1013.9 1009.3 2.0 11 2001 1 719 1004.4 1012.2 1008.9 1.5 12 2001 0 744 1002.7 1011.6 1007.1 1.7 1 2002 13 731 1001.7 1012.8 1007.5 2.2 2 2002 2 670 1003.0 1011.4 1007.4 1.8 3 2002 9 735 1002.3 1012.6 1008.0 1.8 4 2002 13 707 1004.8 1013.6 1009.0 1.8 5 2002 9 735 1003.1 1014.4 1009.5 2.4 6 2002 11 709 1005.6 1013.8 1009.7 1.6 7 2002 3 741 1006.5 1015.7 1010.6 1.7 8 2002 3 741 1004.7 1014.0 1010.2 1.8 9 2002 11 709 1007.2 1014.7 1011.0 1.5 10 2002 4 740 1000.8 1013.1 1008.4 2.7 11 2002 1 719 1003.0 1013.9 1008.4 1.9 12 2002 9 735 1004.0 1013.6 1009.0 2.0 1 2003 2 742 1002.4 1013.1 1007.3 1.9 2 2003 4 668 1004.1 1010.6 1007.8 1.3 3 2003 0 744 1001.6 1014.2 1008.6 2.7 4 2003 0 720 1003.6 1012.5 1008.8 1.9 5 2003 0 744 1004.2 1013.6 1009.4 1.7 6 2003 0 720 1004.1 1013.9 1010.0 1.8 7 2003 2 742 1006.6 1013.9 1010.2 1.4 8 2003 1 743 1007.3 1015.3 1011.1 1.4 9 2003 1 719 1005.6 1014.6 1011.1 1.6 10 2003 0 744 1006.1 1013.3 1010.0 1.5 11 2003 0 720 1005.1 1012.5 1008.6 1.5 12 2003 3 741 1000.9 1011.7 1007.3 2.0 1 2004 0 744 1001.4 1011.8 1007.9 1.8 2 2004 0 696 1003.4 1012.4 1007.5 1.8 3 2004 0 744 1002.8 1011.3 1007.2 1.7 4 2004 0 720 1002.2 1012.5 1008.1 2.1 5 2004 0 744 1004.3 1015.3 1010.0 2.1 6 2004 0 720 1005.3 1014.9 1009.9 1.6 7 2004 0 744 1007.0 1014.8 1010.4 1.2 8 2004 0 744 1006.5 1014.8 1010.5 1.6 9 2004 0 720 1006.8 1014.3 1011.0 1.4 10 2004 1 743 1003.8 1016.4 1009.6 1.8 11 2004 0 720 1003.9 1013.0 1008.8 1.6 12 2004 0 744 1003.6 1011.3 1007.8 1.6 1 2005 0 744 1001.5 1012.7 1006.8 2.2 2 2005 0 672 1002.1 1010.7 1007.3 1.6 3 2005 0 744 1003.9 1014.3 1009.3 1.6 4 2005 0 720 1003.1 1013.3 1008.1 1.9 5 2005 0 744 1005.3 1014.5 1009.7 1.5 6 2005 3 717 1006.6 1013.7 1010.4 1.4 7 2005 1 743 1005.2 1014.1 1010.3 1.7 8 2005 0 744 1006.4 1015.7 1011.0 1.6 9 2005 3 717 1006.3 1015.5 1010.3 1.8 10 2005 0 744 1005.7 1014.5 1010.2 1.6 11 2005 0 720 1004.0 1012.1 1008.4 1.5 12 2005 0 744 1003.6 1012.7 1007.8 2.0 1 2006 0 744 1001.6 1010.9 1006.3 1.7 2 2006 0 672 1001.3 1011.1 1006.5 2.0 3 2006 9 735 1003.2 1013.5 1008.4 1.8 4 2006 11 709 1005.5 1013.0 1009.2 1.5 5 2006 8 736 1005.6 1013.7 1010.2 1.4 6 2006 1 719 1005.8 1014.1 1009.7 1.6 7 2006 2 742 1007.4 1014.9 1010.9 1.4 8 2006 1 743 1005.2 1013.9 1010.3 1.5 9 2006 0 720 1004.7 1015.0 1010.2 2.0 10 2006 0 744 1005.3 1015.9 1010.3 2.2 11 2006 0 720 1002.5 1013.8 1008.5 2.4 12 2006 0 744 1003.1 1011.8 1007.8 1.8 1 2007 0 744 1001.7 1010.8 1007.2 1.6 2 2007 0 672 1002.4 1013.7 1007.8 2.5 3 2007 0 744 1002.3 1011.5 1007.5 1.8 4 2007 0 720 1004.6 1013.5 1009.6 1.6 5 2007 0 744 1004.8 1014.1 1010.0 1.9 6 2007 0 720 1003.0 1013.1 1008.9 2.1 7 2007 6 738 1005.7 1015.4 1010.0 1.7 8 2007 0 744 1007.5 1013.3 1010.4 1.2 9 2007 0 720 1006.1 1012.7 1009.3 1.3 10 2007 0 744 1006.1 1013.5 1009.7 1.5 11 2007 0 720 1000.2 1011.2 1006.5 2.0 12 2007 0 744 1002.7 1012.0 1007.5 1.8 1 2008 0 744 1001.6 1011.1 1005.8 1.9 2 2008 0 696 1003.7 1013.5 1008.4 2.0 3 2008 0 744 1005.2 1013.3 1009.2 1.5 4 2008 4 716 1004.0 1012.6 1008.7 1.7 5 2008 0 744 1005.8 1013.7 1010.0 1.8 6 2008 0 720 1006.9 1013.8 1010.5 1.3 7 2008 0 744 1007.2 1014.0 1010.6 1.5 8 2008 0 744 1007.1 1014.9 1011.0 1.4 9 2008 0 720 1006.0 1013.8 1010.4 1.4 10 2008 0 744 1005.6 1015.1 1010.6 1.8 11 2008 0 720 1004.9 1014.7 1009.1 1.9 12 2008 0 744 1003.5 1011.5 1007.7 1.4 1 2009 0 744 1002.7 1013.0 1007.6 2.3 2 2009 0 672 1003.5 1012.7 1008.0 1.9 3 2009 1 743 1003.5 1013.2 1008.4 1.7 4 2009 0 720 1004.6 1013.9 1008.9 1.8 5 2009 0 744 1004.3 1012.8 1009.1 1.6 6 2009 0 720 1006.9 1013.1 1010.2 1.2 7 2009 0 744 1005.6 1012.9 1009.2 1.5 8 2009 0 744 1007.1 1014.1 1010.3 1.4 9 2009 0 720 1004.7 1014.2 1009.3 1.9 10 2009 0 744 1003.0 1013.8 1009.3 2.0 11 2009 0 720 1003.8 1011.8 1008.1 1.6 12 2009 0 744 1003.1 1012.0 1007.8 1.7 1 2010 0 744 1003.7 1010.7 1007.1 1.3 2 2010 0 672 1004.0 1012.1 1008.3 1.6 3 2010 0 744 1000.7 1012.0 1007.9 2.2 4 2010 0 720 1006.0 1013.9 1010.0 1.7 5 2010 0 744 1003.7 1013.9 1009.2 1.9 6 2010 0 720 1007.3 1015.2 1010.7 1.3 7 2010 0 744 1007.3 1014.8 1011.1 1.3 8 2010 28 716 1006.9 1014.8 1011.1 1.5 9 2010 0 720 1006.9 1014.8 1011.0 1.5 10 2010 0 744 1006.5 1013.9 1009.9 1.4 11 2010 0 720 1003.9 1013.5 1008.8 1.9 12 2010 0 744 1002.4 1010.2 1007.2 1.5 1 2011 0 744 1002.1 1010.8 1006.6 1.9 2 2011 0 672 1004.1 1011.9 1008.0 1.5 3 2011 0 744 1004.7 1013.1 1008.7 1.5 4 2011 0 720 1004.6 1013.2 1009.5 1.6 5 2011 0 744 1004.6 1013.3 1009.2 1.6 6 2011 0 720 1005.0 1013.3 1009.6 1.5 7 2011 0 744 1004.6 1014.1 1009.9 1.8 8 2011 0 744 1006.6 1014.4 1010.2 1.4 9 2011 0 720 1006.5 1014.5 1010.7 1.4 10 2011 0 744 1004.6 1015.0 1010.2 2.1 11 2011 47 673 1004.7 1012.2 1008.8 1.4 12 2011 100 644 1001.6 1011.0 1006.6 1.6 Totals 3170 150262 Mean barometric pressure = 1008.9 (Average monthly means =1008.9) Maximum recorded pressure of 1016.6 Hpa at 2300 hours 26/09/1997 Minimum recorded pressure of 994.7 Hpa at 1500 hours 25/12/1996 Standard deviation of the observations = 2.3 Hpa Skewness = 9.3