***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1960 MONTH JUNE ....... 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 63.1 67.8 64.8 T 110 12.2 18 110 0.0 0 668.6 02 67.8 74.4 71.3 T 110 9.6 17 140 0.0 0 664.7 03 62.0 74.4 66.7 T 360 16.2 29 020 0.0 3 657.1 BS 04 57.2 64.4 58.8 T 360 18.4 24 020 0.0 6 659.8 05 57.8 65.0 60.3 T 050 14.3 22 050 0.0 2 661.0 06 62.0 66.1 63.9 T 020 18.5 28 020 0.0 3 663.1 BS 07 53.1 63.9 57.8 T 360 21.9 30 360 0.0 8 672.7 08 52.5 56.1 54.6 T 360 16.5 23 360 0.0 8 681.0 09 45.9 52.8 50.2 T 360 13.6 21 360 0.0 8 679.0 10 47.5 56.7 53.2 T 050 8.4 16 050 0.0 6 671.9 11 56.1 61.7 58.9 T 020 15.0 26 360 0.0 6 672.2 12 55.3 64.4 59.4 T 020 7.4 15 020 0.0 4 680.3 13 60.3 67.2 63.7 T 090 9.2 15 090 0.0 1 683.2 14 52.0 68.3 56.8 T 020 10.8 17 360 0.0 6 680.8 15 44.8 53.9 49.1 T 360 15.8 23 340 0.0 7 679.6 16 40.0 45.0 42.2 T 320 19.5 37 290 0.0 8 680.7 BS 17 42.0 60.0 50.1 T 290 9.8 21 290 0.0 2 682.2 18 56.7 62.8 59.9 T 050 12.1 20 050 0.0 1 681.5 19 55.6 60.6 57.0 T 020 18.4 30 020 0.0 5 681.3 20 54.7 61.7 57.6 T 360 17.2 26 360 0.0 4 680.3 21 55.3 60.6 56.7 T 360 15.2 22 360 0.0 8 681.8 22 54.4 60.0 57.4 T 360 10.1 18 360 0.0 5 683.5 23 56.4 62.2 58.9 T 360 5.5 13 360 0.0 1 687.4 24 42.0 57.2 48.2 T 360 14.2 22 340 0.0 6 689.3 25 45.3 51.1 47.9 T 360 15.4 24 360 0.0 6 688.6 26 49.2 62.8 55.9 T 020 18.0 30 020 0.0 3 682.9 27 58.6 67.2 62.8 T 090 13.8 20 090 0.0 0 674.1 28 66.7 71.1 68.9 T 090 12.8 16 090 0.0 0 672.0 29 68.3 71.1 60.2 T 110 11.9 18 090 0.0 0 673.0 30 54.7 68.9 59.8 T 020 15.7 24 020 0.0 2 671.7 AVG 54.6 62.6 57.8 T 360 13.9 37 290 0.0 4 676.2 16th AVG MONTHLY -57.8 PCPN TRACE NR DAYS CLEAR 11 HIGHEST -40.0 ON 16th SUNSHINE 0.0/ 0% PARTLY CLOUDY 13 LOWEST -74.4 ON 2nd,3rd CLOUDY 06 HIGH PRESSURE 690.1 ON 25th LOW PRESSURE 655.6 ON 3rd NET CHANGE IN SNOWSTAKE FIELD: M 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 converted from inches of Hg to millibars. Wind speed converted from knots to MPH. 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 54.7 54.6 Avg Wnd Spd Avg Press 676.1 676.2 Min T Max Press Fastest Wnd MPH Avg T 58.7 57.8 Min Press Changes to Daily Data: Max Temp Day 1 3 6 7 8 9 10 12 13 From: 63.3 62.2 62.2 53.3 52.8 46.1 47.8 55.6 60.6 To: 63.1 62.0 62.0 53.1 50.5 45.9 47.5 55.3 60.3 Day 14 15 17 19 23 24 25 26 27 30 From: 52.2 45.0 42.2 55.6 56.7 42.2 45.6 49.4 58.9 55.0 To: 52.0 44.8 42.0 55.6 56.4 42.0 45.3 49.2 58.6 54.7 Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 12 13 14 15 From: 65.6 71.1 68.3 60.8 61.4 64.2 58.6 54.4 49.4 52.2 60.0 63.9 60.3 49.4 To: 64.8 71.3 66.7 58.8 60.3 63.9 57.8 54.6 50.2 53.2 59.4 63.7 56.8 49.1 Day 16 17 18 19 20 21 22 23 24 25 26 27 29 30 From: 42.5 51.1 59.7 58.1 58.3 58.1 57.2 59.4 49.7 48.3 56.1 63.1 69.7 61.9 To: 42.2 50.1 59.9 57.0 57.6 56.7 57.4 58.9 48.2 47.9 55.9 62.8 60.2 59.8 Avg Press Day 4 From: 659.2 To: 659.8 Number of NCDC observations per day: 24