LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1967 MONTH SEPTEMBER ....... 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 50.0 66.1 60.8 0 110 16.1 21 110 0.0 1 684.5 IF 02 55.6 67.2 60.0 0 030 11.4 17 070 0.0 6 689.0 03 55.0 63.3 59.0 0 050 11.6 16 060 0.0 2 689.9 04 60.6 66.7 63.9 0 080 13.2 16 040 0.0 1 681.5 05 56.1 64.4 61.1 0 050 12.5 18 040 0.0 0 683.1 06 48.9 58.9 52.2 0 010 19.9 28 020 0.0 3 677.2 BS 07 50.0 53.9 51.5 0 360 20.2 25 360 0.0 8 678.0 BS 08 48.6 52.2 50.0 0 360 19.0 22 360 0.0 8 675.8 BS 09 50.6 57.2 55.3 0 020 17.2 20 020 0.0 6 671.7 BS 10 57.2 61.1 59.4 0 020 16.7 21 010 0.0 5 670.5 BS 11 57.2 58.9 58.2 0 020 16.9 18 010 0.0 8 669.2 BS 12 58.9 64.4 62.1 0 020 13.1 18 010 0.0 7 674.1 BS 13 49.2 64.4 56.0 0 010 21.0 28 360 0.0 8 682.4 BS 14 47.0 51.1 48.8 0 010 19.1 27 010 0.0 8 684.1 BS 15 45.0 53.3 48.4 0 010 25.0 29 010 0.0 8 680.7 BS 16 50.6 57.8 53.7 0 010 19.4 23 360 0.0 6 682.5 BS 17 49.2 55.0 52.5 0 020 23.9 28 010 0.0 7 682.1 BS 18 44.2 49.4 45.4 0 010 21.7 29 360 0.0 8 684.2 BS 19 45.6 56.1 51.8 0 030 20.0 25 020 0.0 3 683.6 BS 20 46.1 55.6 50.4 0 060 21.9 25 060 0.0 3 669.3 BS 21 44.4 56.7 49.5 0 010 18.1 24 010 0.0 5 666.7 BS 22 56.7 66.7 64.1 0 050 11.5 14 080 0.0 1 672.0 23 62.2 66.1 64.0 0 050 10.1 14 050 0.0 3 671.4 24 61.1 66.7 64.4 0 110 11.6 14 110 5.0 1 667.9 25 65.0 69.4 68.2 0 090 8.7 13 090 12.2 0 665.9 26 62.8 69.4 65.2 0 060 12.5 15 070 1.7 3 662.6 27 62.2 68.9 65.0 0 060 10.8 14 050 1.8 5 664.7 28 66.7 69.4 68.3 0 060 9.5 12 070 19.1 2 664.8 29 63.9 70.0 65.8 0 040 11.3 17 030 9.0 3 663.5 BS 30 58.9 64.4 61.2 0 040 16.9 20 040 0.0 7 663.4 BS AVG 54.3 61.5 57.9 010 16.0 29 360 6.9 5 675.2 15th,18th AVG MONTHLY -57.9 PCPN TRACE NR DAYS CLEAR 08 HIGHEST -44.2 ON 18th SUNSHINE 48.8/ 28% PARTLY CLOUDY 12 LOWEST -70.0 ON 29th CLOUDY 10 HIGH PRESSURE 692.7 ON 3rd LOW PRESSURE 661.9 ON 21st NET CHANGE IN SNOWSTAKE FIELD: +0.75 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. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Extremes: From To Max T -44.4 -44.2 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 54.4 54.3 Avg Wnd Spd Avg Press Min T Max Press Fastest Wnd MPH Avg T Min Press Changes to Daily Data: Max Temp Day 8 13 14 17 18 From: 48.9 49.4 47.2 49.4 44.4 To: 48.6 49.2 47.0 49.2 44.2 Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 58.1 61.4 59.2 63.6 60.3 53.9 51.9 50.6 53.9 59.2 58.1 61.7 56.9 49.2 49.2 To: 60.8 60.0 59.0 63.9 61.1 52.2 51.5 50.0 55.3 59.4 58.2 62.1 56.0 48.8 48.4 Day 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 54.2 52.2 46.9 50.8 50.8 50.6 61.7 64.2 63.9 67.2 66.1 65.6 68.1 66.9 61.7 To: 53.7 52.5 45.4 51.8 50.4 49.5 64.1 64.0 64.4 68.2 65.2 65.0 68.3 65.8 61.2 Number of NCDC observations per day: 4