LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1967 MONTH JULY ....... 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 56.1 64.4 61.1 0 120 13.1 18 110 0.0 2 676.8 BS 02 62.8 71.1 68.7 0 110 10.0 16 100 0.0 0 681.7 BS 03 68.9 72.8 71.2 0 120 9.9 16 110 0.0 1 687.5 04 66.1 70.6 68.4 0 120 13.3 21 090 0.0 0 691.0 BS 05 66.7 71.1 69.0 0 100 12.2 16 100 0.0 0 688.4 BS 06 37.0 67.8 50.3 0 020 16.7 21 010 0.0 5 684.7 BS 07 35.0 37.8 36.3 0 350 21.7 27 350 0.0 8 685.5 BS 08 33.7 45.0 38.2 T 010 12.9 18 010 0.0 7 687.7 BS,IC 09 33.9 44.4 39.5 T 010 11.6 18 010 0.0 6 688.3 BS,SG 10 37.2 43.9 39.3 T 360 10.5 20 360 0.0 8 682.4 BS,SG 11 42.2 55.6 54.2 0 020 13.5 17 360 0.0 1 682.5 BS 12 54.4 56.7 55.8 0 020 16.6 21 020 0.0 6 682.1 BS 13 52.8 56.1 54.6 0 030 14.6 18 020 0.0 6 678.9 BS 14 49.2 58.3 53.5 0 040 12.2 16 030 0.0 6 676.6 15 55.6 65.6 62.9 T 040 10.8 14 110 0.0 1 675.8 IC 16 63.3 68.3 65.7 0 110 13.2 17 120 0.0 3 670.3 17 62.2 66.1 63.3 0 060 14.7 17 060 0.0 8 669.6 18 57.2 63.9 58.3 T 040 17.4 23 050 0.0 8 669.6 BS,IC 19 56.1 62.2 58.3 0 040 18.3 24 030 0.0 4 668.5 BS 20 56.7 58.9 57.3 0 030 24.1 28 020 0.0 6 671.0 BS 21 55.0 60.6 58.2 0 020 18.3 27 020 0.0 7 673.0 BS 22 55.0 62.2 59.7 0 020 19.3 28 020 0.0 6 673.1 BS 23 52.8 56.1 54.5 0 020 25.0 28 020 0.0 8 675.5 BS 24 52.8 56.7 54.2 0 010 25.5 29 010 0.0 8 672.0 BS 25 52.8 57.8 55.8 0 020 18.6 23 010 0.0 6 674.1 BS 26 52.2 62.2 58.1 0 030 15.8 22 040 0.0 6 666.9 BS 27 47.8 61.7 52.3 T 360 14.0 17 330 0.0 8 678.8 BS,SG 28 51.7 57.8 55.7 T 100 12.9 17 100 0.0 5 675.5 BS,IC 29 56.1 67.2 63.3 0 110 14.7 20 110 0.0 2 666.0 BS 30 62.2 66.1 63.5 0 040 13.6 18 030 0.0 6 674.8 BS 31 61.1 65.0 62.4 0 030 14.6 18 030 0.0 6 679.3 BS AVG 53.1 60.4 56.9 020 15.5 29 010 0.0 5 677.7 24th AVG MONTHLY -56.9 PCPN TRACE NR DAYS CLEAR 08 HIGHEST -33.7 ON 8th SUNSHINE 0.0/000% PARTLY CLOUDY 14 LOWEST -72.8 ON 3rd CLOUDY 09 HIGH PRESSURE 691.5 ON 4th LOW PRESSURE 664.7 ON 26th NET CHANGE IN SNOWSTAKE FIELD: +1.10 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 -33.9 -33.7 Min T 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 56.8 56.9 Min Press Changes to Daily Data: Max Temp Day 6 8 14 From: 37.2 33.9 49.4 To: 37.0 33.7 49.2 Min Temp Day 23 From: 55.0 To: 56.1 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 60.3 66.9 70.8 68.3 68.9 52.5 36.4 39.4 39.2 40.6 48.9 55.6 54.4 53.9 60.6 65.8 To: 1.1 68.7 71.2 68.4 69.0 50.3 36.3 38.2 39.5 39.3 54.2 55.8 54.6 53.5 62.9 65.7 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 64.2 60.6 59.2 57.8 57.8 58.6 53.9 54.7 55.3 57.2 54.7 54.7 61.7 64.2 63.1 To: 63.3 58.3 58.3 57.3 58.2 59.7 54.5 54.2 55.8 58.1 52.3 55.7 63.3 63.5 62.4 Number of NCDC observations per day: 4