***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1965 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 48.3 57.2 51.0 T 010 14.9 20 360 0.0 3 676.1 02 44.8 53.9 49.2 T 350 10.6 15 350 0.0 4 682.4 03 40.3 58.9 46.8 T 130 8.6 18 140 0.0 4 681.7 04 58.9 64.4 62.3 0 120 11.5 18 130 0.0 0 676.5 05 52.2 63.3 59.1 T 360 4.9 15 360 0.0 0 677.6 06 55.0 65.6 59.9 T 350 8.7 18 350 0.0 2 678.7 07 56.7 63.9 60.6 0 120 7.5 15 150 0.0 0 677.2 08 44.4 60.6 50.5 T 320 4.7 12 310 0.0 6 674.0 09 36.1 51.7 47.0 T 180 6.6 20 150 0.0 4 671.8 10 48.6 59.4 54.2 0 110 18.9 32 100 0.0 0 678.6 BS 11 46.4 59.4 50.3 T 300 7.8 16 090 0.0 8 671.3 12 37.5 56.1 46.2 T 130 12.6 30 130 0.0 2 671.5 BS 13 51.1 57.2 53.5 T 130 8.1 17 130 0.0 6 675.0 14 52.2 63.9 58.1 T 100 8.0 18 080 0.0 2 670.5 15 57.8 67.8 63.4 T 090 14.0 22 050 0.0 0 664.8 16 58.3 62.8 60.4 0 050 17.3 25 040 0.0 0 665.7 17 50.0 60.0 53.2 0 010 20.6 28 020 0.0 0 668.7 BS 18 47.5 56.1 53.4 0 020 22.3 38 020 0.0 5 677.4 BS 19 42.5 48.9 45.2 0 360 24.6 35 360 0.0 6 681.4 BS 20 44.4 56.1 49.6 0 040 19.8 33 030 0.0 3 677.6 BS 21 46.1 53.3 50.9 0 010 21.4 30 010 0.0 2 678.7 BS 22 35.6 54.4 39.4 0 010 25.0 40 010 0.0 6 677.2 BS 23 36.1 47.2 42.4 0 010 22.9 36 010 0.0 2 675.3 BS 24 47.2 55.0 52.8 T 030 19.1 27 020 0.0 0 683.1 BS 25 53.3 58.3 55.5 0 040 17.5 29 060 0.0 0 686.4 BS 26 40.3 53.9 44.4 0 010 24.3 35 020 0.0 0 681.2 BS 27 41.4 44.4 42.7 0 360 23.3 32 360 0.0 3 677.5 BS 28 43.3 57.8 53.7 0 360 17.2 25 360 0.0 0 677.3 BS 29 57.8 62.8 60.6 0 020 14.1 23 030 0.0 0 676.3 30 57.8 67.2 61.7 0 060 12.9 21 020 0.0 0 680.2 AVG 47.7 58.1 52.6 T 010 15.0 40 010 0.0 2 676.4 22nd AVG MONTHLY -52.6 PCPN TRACE NR DAYS CLEAR 18 HIGHEST -35.6 ON 22nd SUNSHINE 0.0/ 0% PARTLY CLOUDY 11 LOWEST -67.8 ON 15th CLOUDY 01 HIGH PRESSURE 687.4 ON 25th LOW PRESSURE 663.7 ON 15th 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. Prevailing wind direction taken from NCDC data. No data on original LCD. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Extremes: From To Max T -35.4 -35.6 Min T -67.9 -67.8 Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 47.8 47.7 Avg Wnd Spd 15.1 15.0 Avg Press Min T Max Press 687.3 687.4 Fastest Wnd MPH Avg T 53.1 52.6 Min Press Changes to Daily Data: Max Temp Day 2 3 10 11 12 18 19 22 26 27 From: 45.0 40.6 48.9 46.7 37.8 47.8 42.8 35.4 40.6 41.7 To: 44.8 40.3 48.6 46.4 37.5 47.5 42.5 35.6 40.3 41.4 Min Temp Day 15 From: 67.9 To: 67.8 Avg Temp Day 1 2 3 4 5 6 8 9 10 11 12 13 14 15 From: 52.8 49.4 50.0 61.7 57.8 60.0 52.8 43.9 54.4 53.3 47.2 54.4 58.3 62.8 To: 51.0 49.2 46.8 62.3 59.1 59.9 50.5 47.0 54.2 50.3 46.2 53.5 58.1 63.4 Day 16 17 18 19 20 21 22 23 24 25 26 27 28 30 From: 60.6 55.0 52.2 46.1 50.6 50.0 45.0 41.7 51.1 56.1 47.2 43.3 50.6 62.8 To: 60.4 53.2 53.4 45.2 49.6 50.9 39.4 42.4 52.8 55.5 44.4 42.7 53.7 61.7 Avg MPH Day 12 27 From: 14.6 24.3 To: 12.6 23.3 Number of NCDC observations per day: 8