LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1963 MONTH OCTOBER ....... 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 54.4 60.0 56.3 T 360 18.3 21 020 99.9 6 679.9 02 42.0 57.8 51.3 T 360 19.9 23 360 99.9 8 683.7 03 35.3 42.2 36.9 T 290 24.3 32 290 99.9 8 686.9 SGBS 04 36.1 45.6 42.6 T 020 18.9 28 020 99.9 5 694.3 BS 05 37.8 43.3 40.6 0 020 25.8 32 020 99.9 8 694.7 BS 06 39.4 44.4 41.4 T 020 23.7 29 020 99.9 8 688.6 SGBS 07 40.6 53.9 49.2 T 070 14.9 28 020 99.9 3 678.3 BS 08 53.3 57.2 55.1 T 090 12.6 15 050 99.9 0 674.2 09 56.1 58.3 57.3 T 090 11.0 14 110 99.9 1 676.3 10 55.0 58.3 56.6 T 090 13.0 17 090 99.9 0 676.8 11 51.7 58.9 56.0 T 050 17.8 24 020 99.9 3 674.0 BS 12 45.9 52.8 49.7 0 360 20.0 23 360 99.9 8 675.6 13 46.1 52.8 50.3 0 360 16.0 21 360 99.9 6 678.4 14 51.1 55.6 53.4 T 090 12.9 15 070 99.9 2 676.4 15 49.7 52.8 51.3 0 110 16.3 21 110 99.9 0 672.5 16 52.2 56.7 55.3 0 110 12.4 15 110 99.9 0 670.6 17 55.6 58.3 57.2 0 110 11.8 16 110 99.9 0 669.7 18 56.7 59.4 57.4 0 090 11.9 16 090 99.9 0 668.0 19 56.7 58.9 57.5 T 070 15.9 18 050 99.9 2 667.1 20 55.6 57.2 56.2 0 020 19.8 22 020 99.9 4 667.1 21 55.6 57.2 56.5 T 020 16.8 18 020 99.9 7 666.8 22 52.8 57.8 56.0 T 020 18.1 21 360 99.9 6 665.0 23 48.1 52.8 50.5 0 360 17.2 22 360 99.9 8 665.5 24 44.2 48.3 45.5 0 340 21.3 27 340 99.9 8 668.8 BSIF 25 44.4 49.4 47.0 T 340 17.1 21 340 99.9 8 673.2 26 44.2 51.1 47.6 T 360 14.6 17 320 99.9 8 675.4 27 44.4 51.7 49.2 0 360 16.5 20 360 99.9 4 678.5 28 44.2 51.7 46.5 0 360 12.8 18 360 99.9 8 678.5 29 45.0 48.3 46.6 0 020 14.3 17 050 99.9 7 674.3 30 47.0 50.0 48.8 0 090 15.4 18 090 99.9 0 674.7 31 47.0 48.9 47.7 0 090 15.2 18 090 99.9 0 681.3 AVG 48.0 53.3 50.8 360 16.7 32 020 99.9 4 676.0 3rd AVG MONTHLY -50.8 PCPN TRACE NR DAYS CLEAR 11 HIGHEST -35.3 ON 3rd SUNSHINE / % PARTLY CLOUDY 08 LOWEST -60.0 ON 1st CLOUDY 12 HIGH PRESSURE 695.9 ON 4th LOW PRESSURE 663.4 ON 19th NET CHANGE IN SNOWSTAKE FIELD: +1.80 inches Insufficient Data available for Sunshine Hours Computation. 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 converted from inches of Hg to millibars. All wind and pressure data taken from original LCD unless otherwise indicated. Prevailing and peak wind direction converted from cardinal direction to degrees. Changed Extremes: From To Max T -35.6 -35.3 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 48.1 48.0 Avg Wnd Spd Avg Press Min T Max Press Fastest Wnd MPH Avg T Min Press 664.6 663.4 Changes to Daily Data: Max Temp Day 2 3 12 15 23 24 26 28 30 31 From: 42.2 35.6 46.1 50.0 48.3 44.4 44.4 44.4 47.2 47.2 To: 42.0 35.3 45.9 49.7 48.1 44.2 44.2 44.2 47.0 47.0 Min Temp No Daily Chagnes Avg Temp Day 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 From: 57.2 50.0 38.9 41.1 42.2 47.2 55.6 57.2 56.7 55.6 49.4 49.4 53.3 51.7 54.4 To: 56.3 51.3 36.9 42.6 41.4 49.2 55.1 57.3 56.6 56.0 49.7 50.3 53.4 51.3 55.3 Day 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 58.3 57.8 56.7 56.7 55.6 50.6 46.7 47.2 47.8 48.3 48.3 46.7 48.9 48.3 To: 57.4 57.5 56.2 56.5 56.0 50.5 45.5 47.0 47.6 49.2 46.5 46.6 48.8 47.7 Number of NCDC observations per day: 8