LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1962 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 41.7 61.7 54.3 T 090 11.2 27 110 0.0 3 684.6 02 60.8 62.8 61.7 0 090 28.7 39 090 0.0 1 676.3 BS 03 61.4 63.9 62.5 0 090 22.1 35 090 0.0 3 668.4 BS 04 62.0 75.6 68.7 0 090 15.8 22 050 0.0 0 662.9 05 64.2 75.6 68.5 0 020 14.6 18 020 0.0 2 664.7 06 60.3 64.4 62.2 0 020 19.5 23 360 0.0 6 671.8 07 56.4 60.6 58.5 0 360 23.1 25 360 0.0 8 681.3 08 53.1 56.7 53.8 T 020 23.8 29 020 0.0 6 687.8 SGBS 09 43.9 53.9 48.2 0 020 29.9 36 020 0.0 8 684.3 BS 10 45.0 57.8 52.4 0 050 22.0 32 020 0.0 6 676.1 BS 11 57.0 60.0 58.5 0 020 22.5 25 020 0.0 6 673.0 12 45.9 57.2 48.8 0 020 29.0 39 020 0.0 8 674.7 BS 13 45.0 53.3 47.5 0 360 25.7 35 360 0.0 6 676.5 BS 14 53.3 60.6 58.0 0 050 20.5 25 070 0.0 2 669.0 15 54.2 61.1 55.8 0 020 23.2 25 020 0.0 7 672.6 16 57.2 64.4 61.3 0 020 18.7 23 020 0.0 5 674.7 17 58.3 64.4 62.2 0 070 17.2 23 050 0.0 4 678.4 18 47.0 58.9 51.8 0 020 20.3 25 020 0.0 6 679.9 19 43.6 48.9 45.6 T 020 21.4 25 360 0.0 6 679.5 20 46.7 51.1 48.8 T 050 19.8 24 020 0.0 5 679.0 21 43.1 49.4 45.8 T 020 20.2 27 020 99.9 7 672.3 BS 22 45.9 56.1 50.7 0 050 16.7 23 050 99.9 5 673.9 23 51.7 58.9 55.5 0 070 17.4 21 050 99.9 3 674.2 24 56.7 61.1 59.1 T 090 16.5 21 090 99.9 0 672.5 25 61.1 65.0 63.0 0 090 17.9 22 020 99.9 0 674.4 26 64.2 66.7 65.2 0 020 19.3 23 020 99.9 2 679.3 27 66.7 70.0 67.8 0 070 15.6 18 070 99.9 0 676.9 28 60.8 68.9 64.1 0 020 18.9 23 020 99.9 3 674.9 29 56.4 61.1 57.9 0 020 22.6 25 020 99.9 8 675.6 30 55.6 58.9 57.0 0 020 17.3 22 360 99.9 6 680.8 AVG 54.0 61.0 57.2 020 20.4 39 020 99.9 4 675.7 12th AVG MONTHLY -57.2 PCPN TRACE NR DAYS CLEAR 08 HIGHEST -41.7 ON 1th SUNSHINE / % PARTLY CLOUDY 16 LOWEST -75.6 ON 4th,5th CLOUDY 06 HIGH PRESSURE 689.5 ON 8th LOW PRESSURE 662.0 ON 4th NET CHANGE IN SNOWSTAKE FIELD: -0.63 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 Monthly Averages: (All temps are Minus C) From To From To From To Max T 54.1 54.0 Avg Wnd Spd Avg Press 675.6 675.7 Min T 60.9 61.0 Max Press 689.1 689.5 Fastest Wnd MPH Avg T 57.5 57.2 Min Press Changes to Daily Data: Max Temp Day 2 3 4 5 6 7 8 11 12 From: 61.1 61.7 62.2 64.4 60.6 56.7 53.3 57.2 46.1 To: 60.8 61.4 62.0 64.2 60.3 56.4 53.1 57.0 45.9 Day 15 18 19 21 22 26 28 29 From: 54.4 47.8 43.9 43.3 46.1 64.4 61.1 56.7 To: 54.2 47.0 43.6 43.1 45.9 64.2 60.8 56.4 Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 51.7 62.2 62.8 68.9 70.0 62.8 58.9 55.0 48.9 51.7 58.9 51.7 49.4 57.2 57.8 To: 54.3 61.7 62.5 68.7 68.5 62.2 58.5 53.8 48.2 52.4 58.5 48.8 47.5 58.0 55.8 Day 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 61.1 61.7 53.3 46.7 48.9 46.7 51.1 55.6 58.9 63.3 65.6 71.7 65.0 58.9 57.2 To: 61.3 62.2 51.8 45.6 48.8 45.8 50.7 55.5 59.1 63.0 65.2 67.8 64.1 57.9 57.0 Number of NCDC observations per day: 8