Monthly barometric pressures for file - poBP.bef ------------------------------------------------ Mth Year Gaps Good Minimum Maximum Mean St Devn 7 1991 512 232 1004.8 1023.7 1014.3 4.4 8 1991 0 744 988.3 1032.0 1011.1 10.4 9 1991 0 720 992.6 1024.9 1011.7 8.2 10 1991 0 744 997.2 1027.2 1017.2 6.2 11 1991 15 705 999.3 1027.1 1015.4 6.6 12 1991 1 743 1000.8 1023.2 1012.7 5.0 1 1992 430 314 1012.0 1027.8 1018.8 4.3 2 1992 1 695 1005.0 1032.5 1016.3 6.3 3 1992 0 744 1005.6 1030.0 1019.6 4.8 4 1992 0 720 1002.8 1033.1 1021.5 5.6 5 1992 0 744 997.7 1030.9 1019.0 7.3 6 1992 0 720 1001.5 1026.7 1017.0 5.8 7 1992 0 744 998.8 1035.0 1018.6 8.8 8 1992 0 744 983.1 1030.0 1011.8 11.0 9 1992 0 720 999.1 1027.1 1012.9 6.6 10 1992 0 744 996.8 1034.3 1017.3 7.9 11 1992 0 720 991.0 1025.4 1011.9 8.5 12 1992 1 743 1001.2 1024.9 1013.5 5.3 1 1993 0 744 1001.1 1025.1 1014.8 4.8 2 1993 0 672 997.2 1022.2 1011.9 6.1 3 1993 0 744 1007.9 1027.7 1018.8 4.0 4 1993 0 720 1007.3 1034.3 1022.8 6.0 5 1993 0 744 1004.7 1036.2 1022.9 7.1 6 1993 0 720 995.1 1038.1 1022.2 9.0 7 1993 0 744 996.9 1031.4 1017.3 7.5 8 1993 0 744 990.1 1032.5 1018.8 8.0 9 1993 0 720 996.3 1033.9 1020.5 8.4 10 1993 0 744 996.6 1030.3 1015.6 8.1 11 1993 0 720 1002.4 1024.5 1015.1 5.4 12 1993 0 744 993.6 1025.1 1014.6 7.2 1 1994 0 744 987.9 1029.3 1011.0 9.4 2 1994 0 672 1003.2 1027.0 1014.3 5.3 3 1994 0 744 1012.6 1032.4 1022.9 4.5 4 1994 0 720 1006.5 1027.6 1020.7 4.4 5 1994 0 744 993.5 1034.2 1016.8 9.8 6 1994 0 720 993.6 1030.9 1016.8 7.7 7 1994 0 744 999.8 1034.8 1020.3 8.6 8 1994 0 744 1004.4 1036.2 1024.3 6.9 9 1994 0 720 1000.9 1026.3 1016.7 5.4 10 1994 0 744 997.1 1028.5 1015.7 7.9 11 1994 0 720 992.4 1027.7 1012.6 7.8 12 1994 0 744 1002.6 1028.7 1017.1 5.5 1 1995 0 744 999.9 1027.4 1015.0 6.0 2 1995 0 672 998.1 1026.6 1016.7 6.0 3 1995 0 744 1003.2 1027.2 1017.2 5.0 4 1995 0 720 998.9 1027.9 1016.0 6.6 5 1995 0 744 995.9 1036.4 1020.5 9.3 6 1995 0 720 995.5 1035.4 1018.8 10.8 7 1995 0 744 981.4 1028.9 1012.1 10.5 8 1995 1 743 1002.4 1033.6 1021.3 8.1 9 1995 0 720 1004.6 1029.7 1017.9 6.6 10 1995 0 744 1002.3 1032.2 1017.5 6.5 11 1995 0 720 996.8 1029.4 1011.8 6.8 12 1995 0 744 997.6 1021.6 1013.6 5.8 1 1996 0 744 990.2 1024.3 1011.4 8.3 2 1996 0 696 1002.7 1029.4 1016.6 5.9 3 1996 0 744 991.3 1027.5 1017.4 6.6 4 1996 0 720 998.6 1030.4 1018.5 5.9 5 1996 126 618 1009.6 1036.6 1024.6 5.5 6 1996 0 720 994.2 1032.0 1017.1 9.2 7 1996 0 744 989.0 1030.0 1011.8 8.2 8 1996 0 744 990.6 1027.5 1014.4 8.8 9 1996 0 720 978.0 1018.3 1004.7 9.0 10 1996 0 744 994.5 1031.7 1018.0 7.6 11 1996 0 720 990.8 1029.1 1012.7 8.7 12 1996 0 744 996.6 1025.0 1013.3 5.7 1 1997 0 744 997.0 1026.2 1016.5 6.5 2 1997 0 672 1000.5 1020.1 1012.8 4.2 3 1997 0 744 1004.7 1026.6 1017.5 4.9 4 1997 0 720 1009.9 1030.9 1022.5 4.6 5 1997 1 743 1005.0 1035.8 1020.4 7.5 6 1997 0 720 1002.9 1036.8 1025.4 8.7 7 1997 0 744 1000.4 1036.8 1026.5 8.6 8 1997 0 744 998.3 1037.3 1019.1 9.0 9 1997 0 720 993.9 1034.1 1019.9 9.5 10 1997 0 744 999.7 1036.0 1018.9 8.2 11 1997 0 720 1003.5 1027.6 1016.7 5.5 12 1997 0 744 999.8 1026.4 1015.2 5.5 1 1998 0 744 1002.1 1022.7 1015.3 4.7 2 1998 0 672 1005.0 1028.9 1017.6 5.6 3 1998 0 744 1004.3 1029.3 1019.7 5.1 4 1998 0 720 996.5 1032.3 1020.8 8.0 5 1998 0 744 1005.5 1035.3 1021.9 6.2 6 1998 0 720 998.0 1034.1 1018.9 7.2 7 1998 0 744 979.9 1035.6 1018.0 11.2 8 1998 0 744 998.5 1038.2 1021.9 7.2 9 1998 5 715 999.1 1036.7 1016.3 8.8 10 1998 46 698 991.0 1029.5 1012.9 7.4 11 1998 0 720 998.2 1029.0 1016.5 6.4 12 1998 0 744 998.5 1023.1 1013.9 5.2 1 1999 30 714 998.0 1022.5 1013.0 4.3 2 1999 0 672 999.7 1025.3 1014.4 5.1 3 1999 0 744 1001.4 1031.6 1017.1 6.2 4 1999 0 720 1010.4 1035.3 1024.0 5.0 5 1999 0 744 1000.6 1034.5 1018.0 7.9 6 1999 31 689 996.8 1034.7 1020.5 8.8 7 1999 0 744 996.7 1034.7 1021.2 8.5 8 1999 0 744 997.0 1037.3 1022.2 8.6 9 1999 0 720 986.3 1032.3 1017.3 10.2 10 1999 0 744 1000.0 1027.5 1016.1 6.1 11 1999 0 720 997.7 1029.1 1016.7 6.8 12 1999 0 744 999.8 1025.4 1015.7 5.9 1 2000 0 744 1002.1 1023.9 1015.2 4.8 2 2000 0 696 1000.5 1027.5 1015.5 6.3 3 2000 0 744 1001.7 1027.2 1017.8 5.0 4 2000 0 720 1002.5 1035.3 1020.7 7.6 5 2000 0 744 990.9 1032.4 1019.3 9.1 6 2000 2 718 999.3 1039.7 1021.3 9.6 7 2000 0 744 996.1 1031.6 1015.3 9.1 8 2000 0 744 998.0 1031.2 1014.5 9.9 9 2000 0 720 986.4 1024.4 1011.5 8.2 10 2000 0 744 998.6 1025.3 1014.6 6.6 11 2000 0 720 998.7 1023.8 1014.9 4.7 12 2000 0 744 999.1 1021.4 1013.1 5.1 1 2001 0 744 1002.0 1022.9 1014.5 4.7 2 2001 0 672 1002.4 1027.0 1014.2 5.1 3 2001 0 744 993.2 1029.3 1016.3 7.2 4 2001 0 720 1006.6 1033.2 1021.5 5.8 5 2001 0 744 999.5 1030.0 1019.1 6.9 6 2001 0 720 1004.1 1030.4 1020.6 6.1 7 2001 0 744 1006.9 1030.4 1021.6 5.1 8 2001 0 744 996.4 1028.7 1012.9 7.8 9 2001 0 720 990.3 1029.4 1015.3 8.2 10 2001 0 744 998.3 1024.3 1010.7 6.3 11 2001 0 720 996.7 1027.2 1015.0 7.1 12 2001 0 744 995.4 1022.6 1010.6 6.1 1 2002 0 744 995.8 1022.2 1013.4 5.6 2 2002 0 672 999.8 1024.4 1015.1 5.6 3 2002 0 744 1005.9 1029.0 1018.3 5.2 4 2002 0 720 1009.0 1031.4 1021.6 5.6 5 2002 0 744 998.9 1031.5 1019.8 7.6 6 2002 0 720 994.0 1034.1 1016.2 10.8 7 2002 0 744 998.2 1030.6 1016.2 7.4 8 2002 0 744 1002.3 1033.6 1020.0 8.1 9 2002 0 720 990.4 1029.3 1012.6 8.3 10 2002 0 744 990.0 1031.7 1013.3 8.8 11 2002 0 720 1001.5 1028.9 1017.3 5.8 12 2002 0 744 994.9 1026.3 1015.5 7.3 1 2003 0 744 997.2 1027.3 1017.0 5.6 2 2003 0 672 1003.0 1026.5 1016.3 5.4 3 2003 0 744 1000.3 1025.3 1019.1 4.1 4 2003 0 720 998.5 1034.6 1021.5 8.3 5 2003 0 744 994.3 1039.0 1021.4 10.5 6 2003 0 720 994.0 1033.0 1015.1 10.4 7 2003 0 744 993.8 1034.4 1018.9 8.5 8 2003 0 744 983.6 1028.4 1014.8 9.3 9 2003 0 720 991.7 1030.6 1011.3 10.0 10 2003 0 744 996.4 1032.9 1015.1 7.9 11 2003 0 720 1005.2 1028.0 1018.8 5.0 12 2003 0 744 990.2 1022.4 1012.3 5.8 1 2004 0 744 990.1 1027.1 1012.0 6.2 2 2004 0 696 1003.7 1025.8 1013.9 4.9 3 2004 0 744 1003.7 1026.1 1017.5 4.9 4 2004 0 720 1002.8 1032.9 1021.5 6.5 5 2004 0 744 1005.3 1028.8 1018.8 5.2 6 2004 0 720 994.1 1029.1 1015.3 8.6 7 2004 0 744 1001.5 1036.8 1019.8 8.1 8 2004 0 744 992.3 1023.7 1012.5 7.4 9 2004 0 720 997.0 1029.8 1018.9 6.6 10 2004 0 744 998.9 1030.7 1017.3 6.5 11 2004 0 720 998.5 1031.5 1014.9 9.0 12 2004 0 744 1000.8 1024.0 1014.7 5.2 1 2005 0 744 988.9 1025.8 1012.6 7.3 2 2005 0 672 999.1 1025.1 1013.5 6.9 3 2005 0 744 1008.9 1027.6 1020.2 3.4 4 2005 0 720 1000.9 1032.7 1020.9 6.6 5 2005 0 744 1013.5 1031.7 1022.4 4.6 6 2005 0 720 984.2 1033.2 1014.8 12.3 7 2005 0 744 1001.6 1039.5 1020.1 8.5 8 2005 0 744 990.3 1036.6 1018.2 9.2 9 2005 0 720 994.2 1025.9 1013.6 6.8 10 2005 0 744 989.7 1024.3 1012.4 7.4 11 2005 0 720 997.5 1028.8 1014.1 7.0 12 2005 0 744 993.5 1017.6 1007.2 5.4 1 2006 0 744 998.6 1022.0 1013.6 5.0 2 2006 0 672 1002.9 1027.6 1016.8 5.2 3 2006 0 744 1004.5 1028.2 1018.4 4.5 4 2006 0 720 1001.8 1027.5 1015.2 6.3 5 2006 0 744 995.1 1032.4 1020.8 7.7 6 2006 0 720 1005.9 1034.2 1025.7 5.9 7 2006 0 744 1001.8 1034.9 1021.8 7.6 8 2006 0 744 1003.2 1032.7 1021.3 6.7 9 2006 0 720 993.0 1038.6 1019.5 9.8 10 2006 0 744 1006.5 1036.0 1021.4 6.4 11 2006 0 720 999.8 1027.4 1016.2 6.9 12 2006 1 743 1003.5 1029.0 1018.4 5.4 1 2007 0 744 994.0 1023.6 1012.2 5.8 2 2007 0 672 1010.0 1024.8 1017.1 3.2 3 2007 0 744 998.0 1031.4 1015.9 7.1 4 2007 0 720 999.2 1031.9 1020.3 8.0 5 2007 0 744 994.4 1032.5 1015.2 8.2 6 2007 0 720 1001.9 1034.5 1021.6 6.5 7 2007 0 744 989.6 1035.5 1017.7 10.6 8 2007 0 744 999.5 1035.0 1018.7 9.1 9 2007 0 720 996.9 1035.3 1014.3 9.0 10 2007 0 744 992.4 1028.8 1013.5 7.3 11 2007 0 720 1005.8 1027.2 1018.1 5.7 12 2007 0 744 994.0 1026.8 1012.9 6.3 1 2008 0 744 998.0 1022.0 1014.0 5.2 2 2008 0 696 1003.0 1025.1 1015.7 4.6 3 2008 0 744 1001.6 1026.0 1017.4 5.4 4 2008 0 720 992.1 1030.7 1019.2 8.1 5 2008 0 744 999.2 1030.9 1019.8 6.7 6 2008 0 720 998.6 1032.9 1021.7 7.7 7 2008 0 744 996.9 1033.5 1015.9 8.0 8 2008 0 744 999.4 1031.3 1020.3 6.6 9 2008 0 720 990.7 1036.0 1015.5 10.3 10 2008 0 744 1002.1 1033.0 1019.0 7.4 11 2008 0 720 994.7 1025.2 1011.2 6.8 12 2008 0 744 994.4 1021.8 1009.8 4.9 1 2009 0 744 994.0 1025.2 1013.5 6.0 2 2009 0 672 997.8 1026.4 1015.3 5.7 3 2009 0 744 996.1 1028.2 1016.5 5.4 4 2009 0 720 989.3 1031.2 1017.5 8.6 5 2009 0 744 1005.8 1033.1 1023.0 6.7 6 2009 0 720 984.8 1030.2 1013.4 9.3 7 2009 0 744 994.0 1027.5 1014.4 8.2 8 2009 144 600 991.0 1025.0 1010.7 8.5 Totals 1347 157941 Mean barometric pressure = 1016.8 (Average monthly means =1016.8) Maximum recorded pressure of 1039.7 Hpa at 0000 hours 13/06/2000 Minimum recorded pressure of 978.0 Hpa at 2200 hours 29/09/1996 Standard deviation of the observations = 8.1 Hpa Skewness = -0.2