***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1963 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 55.0 59.4 56.7 0 020 23.9 27 050 0.0 2 678.7 02 50.6 58.3 53.6 0 020 21.6 28 020 0.0 2 678.2 03 47.2 53.9 51.7 0 020 23.4 27 020 0.0 3 679.1 04 46.1 50.0 48.7 T 020 24.9 29 020 0.0 6 682.2 SGBS 05 47.8 52.8 49.3 T 020 23.9 32 020 0.0 7 689.8 SGBS 06 52.8 61.7 57.4 T 090 19.8 24 110 0.0 0 680.8 07 55.0 63.9 58.8 0 050 20.8 28 050 0.0 0 679.0 08 58.3 66.7 62.4 T 050 18.4 25 020 0.0 6 679.6 09 56.1 61.1 58.5 T 020 18.6 25 020 0.0 6 675.8 10 59.4 70.0 67.0 T 090 16.8 21 090 0.0 1 667.9 11 68.9 71.1 69.6 0 090 18.5 21 090 0.0 0 669.1 12 67.2 71.7 69.2 0 070 17.7 21 050 0.0 0 671.0 13 66.7 73.9 69.7 0 110 18.2 23 050 0.0 0 664.1 14 71.1 78.9 74.0 0 360 12.3 17 360 0.0 0 669.0 15 60.6 71.1 64.6 T 020 19.8 25 020 0.0 4 676.7 16 54.4 60.6 55.6 T 020 24.1 28 020 0.0 3 686.2 17 55.6 62.2 59.5 0 070 22.8 28 070 0.0 2 683.3 18 47.0 60.0 54.6 0 020 23.8 29 020 0.0 0 681.6 19 42.2 48.9 45.2 0 020 24.9 28 020 0.0 5 681.3 20 45.6 52.2 48.6 0 050 21.7 27 020 0.0 3 676.3 21 48.3 60.0 57.8 0 050 21.8 27 050 0.0 0 670.4 22 57.8 65.6 63.5 0 070 19.8 27 050 0.0 0 674.3 23 63.9 66.1 64.5 0 070 20.5 23 070 0.0 0 673.9 24 58.9 66.7 63.0 T 050 20.5 24 050 0.0 0 671.7 25 59.4 64.4 61.8 0 050 22.2 25 050 0.0 0 669.0 26 62.2 66.7 64.0 0 050 21.5 25 050 0.0 0 665.5 27 63.9 67.8 66.5 0 020 22.0 27 020 0.0 0 670.3 28 61.1 65.6 62.3 0 020 25.7 29 020 0.0 2 670.1 BS 29 56.7 61.7 59.9 0 020 25.9 30 020 0.0 2 671.1 BS 30 51.7 56.7 54.4 0 020 28.6 30 050 0.0 6 672.0 BS 31 51.1 57.8 54.0 0 050 27.8 31 050 0.0 3 670.9 BS AVG 56.2 62.8 59.6 T 020 21.7 32 020 0.0 2 675.1 5th AVG MONTHLY -59.6 PCPN TRACE NR DAYS CLEAR 20 HIGHEST -42.2 ON 19th SUNSHINE 0.0/ 0% PARTLY CLOUDY 10 LOWEST -78.9 ON 14th CLOUDY 01 HIGH PRESSURE 692.0 ON 5th LOW PRESSURE 661.0 ON 13th NET CHANGE IN SNOWSTAKE FIELD: +/-0.00 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. 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. Changes to Daily Data: Max Temp Day 18 From: 47.2 To: 47.0 Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 57.2 54.4 50.6 48.3 50.6 57.2 59.4 62.8 58.9 65.0 70.0 69.4 70.6 75.0 66.1 To: 56.7 53.6 51.7 48.7 49.3 57.4 58.8 62.4 58.5 67.0 69.6 69.2 69.7 74.0 64.6 Day 16 17 18 19 20 21 22 23 24 25 26 27 29 31 From: 57.8 58.9 53.9 45.6 48.9 54.4 61.7 65.0 62.8 62.2 64.4 66.1 59.4 54.4 To: 55.6 59.5 54.6 45.2 48.6 57.8 63.5 64.5 63.0 61.8 64.0 66.5 59.9 54.0 Number of NCDC observations per day: 8