***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1967 MONTH MAY ....... ALL TEMPERATURES MINUS C .............. DAY TEMPERATURE C. PCPN AVG WND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 01 59.4 61.7 60.3 0 010 16.7 20 010 0.0 2 683.1 BS 02 47.8 60.6 52.4 T 120 12.8 17 360 0.0 8 684.0 BS,SG 03 47.8 65.0 60.5 T 120 7.5 15 120 0.0 0 681.9 SG 04 61.1 67.8 64.3 0 110 15.2 20 110 0.0 1 677.5 BS 05 67.8 71.1 69.7 0 010 10.4 14 060 0.0 1 673.5 06 63.3 71.7 66.2 0 010 9.2 13 360 0.0 5 669.4 07 65.0 70.0 66.3 0 360 13.1 16 020 0.0 2 670.3 08 45.0 65.6 51.8 T 310 14.8 20 320 0.0 8 675.8 BS,SG 09 39.4 52.8 45.2 T 260 13.4 21 290 0.0 7 676.2 BS,IC 10 40.0 52.8 44.0 T 010 5.7 10 290 0.0 6 677.3 SG 11 41.7 52.8 48.8 T 020 10.5 16 360 0.0 6 682.4 BS,SG,IC 12 47.2 52.8 50.7 T 020 14.3 20 020 0.0 4 685.1 BS,SG 13 52.2 54.4 53.5 0 030 18.3 22 020 0.0 3 681.7 BS 14 52.2 62.8 57.6 0 100 13.7 17 030 0.0 2 678.9 BS 15 62.2 66.7 65.1 0 110 10.2 14 110 0.0 0 676.8 16 65.6 69.4 68.5 0 090 8.1 16 090 0.0 0 M 17 56.7 70.0 64.4 T 360 8.4 12 090 0.0 4 684.5 IC 18 43.9 56.7 47.7 T 350 5.6 12 360 0.0 8 683.8 IC,SG 19 36.1 51.1 43.1 T 010 10.2 14 020 0.0 6 682.3 SG 20 48.9 57.8 51.6 0 110 13.5 23 010 0.0 6 678.7 BS 21 57.8 63.9 60.4 0 070 9.8 14 100 0.0 2 674.5 22 62.2 66.7 65.5 0 030 11.7 14 070 0.0 0 677.5 23 62.2 67.8 63.7 0 110 11.1 15 030 0.0 3 689.7 24 55.0 65.0 58.7 0 100 16.9 23 100 0.0 5 690.9 BS 25 57.8 62.8 60.5 0 090 15.0 18 100 0.0 2 686.2 BS 26 56.7 58.9 58.0 T 110 15.6 17 080 0.0 0 689.2 IC 27 57.2 63.9 61.2 T 100 12.7 17 070 0.0 3 689.1 IC 28 62.2 68.3 66.1 0 030 12.5 17 100 0.0 3 684.2 29 59.4 67.8 62.1 0 020 13.5 16 030 0.0 2 684.1 BS 30 56.1 59.4 58.4 0 060 16.2 21 010 0.0 6 691.5 BS 31 56.7 63.3 59.6 0 010 10.2 16 050 0.0 6 697.0 AVG 54.4 62.6 58.2 010 12.2 23 100 0.0 4 681.9 20th,24th AVG MONTHLY -58.2 PCPN TRACE NR DAYS CLEAR 13 HIGHEST -36.1 ON 19th SUNSHINE 0.0/000% PARTLY CLOUDY 14 LOWEST -71.7 ON 6th CLOUDY 04 HIGH PRESSURE 698.1 ON 31st LOW PRESSURE 668.5 ON 7th NET CHANGE IN SNOWSTAKE FIELD: +1.63 inches The following data was changed from the old LCD: All Average Temps recalculated for 24hrs instead of Max+Min/2. Individual Data changed to reflect extremes from LCD and NCDC Data. All Sky Cover changed to Octas. Station Pressure for day 16 is missing. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T Avg Wnd Spd Avg Press Min T Max Press Fastest Wnd MPH Avg T 58.5 58.2 Min Press Changes to Daily Data: Max Temp No Daily Changes Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 60.6 54.2 56.4 64.4 69.4 67.5 67.5 55.3 46.1 46.4 47.2 50.0 53.3 57.5 64.4 67.5 To: 60.3 52.4 60.5 64.3 69.7 66.2 66.3 51.8 45.2 44.0 48.8 50.7 53.5 57.6 65.1 68.5 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 63.3 50.3 43.6 53.3 60.8 64.4 65.0 60.0 60.3 57.8 60.6 65.3 63.6 57.8 60.0 To: 64.4 47.7 43.1 51.6 60.4 65.5 63.7 58.7 60.5 58.0 61.2 66.1 62.1 58.4 59.6 Number of NCDC observations per day: 4