LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1968 MONTH AUGUST ....... 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 64.4 70.0 67.6 0 040 8.6 13 020 0.0 4 672.9 02 58.9 66.7 63.3 T 350 15.2 21 350 0.0 6 681.2 SG,BS 03 50.3 57.8 52.1 T 350 15.8 18 350 0.0 7 687.4 SG,BS 04 48.9 56.7 52.4 0 010 10.6 15 360 0.0 7 684.4 05 57.2 66.1 63.9 0 080 8.6 12 070 0.0 8 684.3 06 64.4 68.3 66.8 0 100 9.5 12 090 0.0 2 687.0 07 59.4 64.4 61.4 0 100 10.6 12 100 0.0 7 686.4 08 60.6 68.3 65.3 0 100 10.1 14 100 0.0 0 681.2 09 58.9 71.7 65.3 0 110 7.2 14 020 0.0 2 679.0 10 43.9 65.0 50.5 T 180 4.3 10 140 0.0 8 680.3 IC 11 40.0 58.3 47.7 0 170 8.9 14 160 0.0 2 678.1 12 57.2 72.8 68.9 0 120 9.2 12 110 0.0 0 674.7 13 59.4 73.4 66.4 0 090 12.0 15 050 0.0 0 668.7 14 53.9 60.6 56.1 0 040 14.1 16 040 0.0 0 665.4 15 57.8 68.3 64.7 0 080 11.5 14 070 0.0 0 669.5 16 67.8 73.9 72.5 0 110 8.1 12 120 0.0 0 673.5 17 66.7 72.2 67.9 0 110 11.5 13 100 0.0 0 668.1 18 63.3 66.7 64.1 0 100 13.8 16 060 0.0 0 662.5 19 62.2 66.7 63.9 0 030 18.4 22 030 0.0 1 659.2 BS 20 63.9 67.2 66.1 0 020 15.8 21 020 0.0 0 664.4 BS 21 65.0 71.7 69.7 0 060 8.6 12 100 0.0 0 665.1 22 68.9 70.6 70.1 0 090 10.9 13 080 0.0 0 664.8 23 70.0 73.9 71.8 0 070 10.0 14 100 0.0 0 669.2 24 61.1 73.9 66.5 0 040 13.8 18 040 0.0 2 672.4 BS 25 49.2 61.1 50.9 0 020 20.4 27 020 0.0 8 673.7 BS 26 42.8 50.6 45.6 0 020 25.6 30 020 0.0 8 677.5 BS 27 47.8 57.8 54.2 0 030 17.8 23 030 0.0 1 678.0 BS 28 56.1 60.6 57.8 0 090 17.8 22 090 0.0 2 666.2 BS 29 57.2 63.3 60.3 0 060 13.5 18 040 0.0 1 664.2 BS 30 55.6 62.8 58.6 0 030 19.0 21 030 0.0 3 662.2 BS 31 61.1 67.8 66.4 0 080 13.9 16 090 0.0 0 662.4 BS AVG 57.9 66.1 61.9 100 12.7 30 020 0.0 3 673.0 26th AVG MONTHLY -61.9 PCPN TRACE NR DAYS CLEAR 21 HIGHEST -40.0 ON 11th SUNSHINE 0.0/000% PARTLY CLOUDY 03 LOWEST -73.9 ON 16th CLOUDY 07 HIGH PRESSURE 688.1 ON 3rd LOW PRESSURE 658.3 ON 19th NET CHANGE IN SNOWSTAKE FIELD: 9.99 SNOWSTAKE DATA NOT AVAILABLE. 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 taken from NCDC data. Data rounded to whole mb on original LCD. Average wind speed taken from NCDC data. Data rounded to whole MPH on original LCD. 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 58.1 57.9 Avg Wnd Spd 12.4 12.7 Avg Press 672.8 673.0 Min T Max Press Fastest Wnd MPH Avg T 62.1 61.9 Min Press 658.1 658.3 Changes to Daily Data: Max Temp Day 3 9 25 From: 50.6 65.6 49.4 To: 50.3 58.9 49.2 Min Temp Day 13 From: 73.3 To: 73.4 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 14 15 From: 67.2 62.8 54.2 52.8 61.7 66.4 61.9 64.4 68.6 54.4 49.2 65.0 57.2 63.1 To: 67.6 63.3 52.1 52.4 63.9 66.8 61.4 65.3 65.3 50.5 47.7 68.9 56.1 64.7 Day 16 17 18 19 20 21 22 23 24 25 26 27 28 30 31 From: 70.8 69.4 65.0 64.4 65.6 68.3 69.7 71.9 67.5 55.3 46.7 52.8 58.3 59.2 64.4 To: 72.5 67.9 64.1 63.9 66.1 69.7 70.1 71.8 66.5 50.9 45.6 54.2 57.8 58.6 66.4 Number of NCDC observations per day: 4