***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1996 MONTH DECEMBER .... ALL TEMPERATURES MINUS C.... DAY TEMPERATURE C PCPN AVG WIND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 1 25.8 34.3 30.6 T 020 16.7 32 030 24.0 6 687.7 IC,BS 2 23.6 27.1 25.7 T 240 11.5 24 270 12.6 6 690.5 S,SG,IC,BS 3 26.4 31.9 30.1 T 120 7.8 15 120 19.2 1 691.0 S,SG,IC,BS 4 31.4 32.8 31.9 0 120 9.1 17 110 24.0 0 685.5 5 26.1 32.3 29.3 T 040 8.0 17 330 24.0 4 688.0 IC 6 26.6 31.6 29.5 T 360 8.3 15 340 14.3 6 692.7 S,SG,IC,IF,BS,K 7 30.1 31.6 30.9 T 110 10.4 21 100 24.0 1 685.4 IC,IF 8 30.2 32.5 31.1 T 340 7.5 13 020 24.0 4 685.2 IC,IF,BS 9 31.3 33.1 32.3 T 070 4.4 12 070 24.0 2 689.3 IC,BS 10 30.5 31.9 31.2 0 070 3.9 8 080 24.0 1 689.9 11 27.5 31.1 29.8 T 070 4.5 10 080 24.0 4 692.2 IC 12 26.9 30.7 29.2 T 350 6.4 16 300 21.2 5 694.3 S,SG,IC 13 25.9 30.7 28.6 T 010 9.9 18 360 21.0 2 697.0 SG,IC 14 24.6 27.0 25.6 T 010 13.7 20 360 24.0 0 694.3 IC,BS 15 25.5 26.6 26.2 T 010 15.6 23 010 24.0 1 691.3 IC,BS 16 24.0 26.9 25.6 T 320 8.2 18 300 23.7 6 694.9 IC,IF,BS 17 20.7 25.8 22.7 T 340 17.9 30 020 16.0 7 694.8 SG,IC,IF,BS 18 19.5 21.7 20.5 T 340 14.0 22 340 16.9 5 693.7 S,IC,IF,BS 19 19.8 23.2 21.4 T 340 15.2 23 350 23.0 0 698.6 IC,BS 20 21.9 24.0 23.2 0 350 7.5 15 350 24.0 0 699.1 21 20.1 22.7 21.3 0 050 8.1 15 040 24.0 0 695.1 22 21.7 23.3 22.5 0 050 5.1 10 040 24.0 0 695.8 23 23.3 24.8 24.3 0 030 12.9 23 020 24.0 1 694.6 24 23.8 25.9 24.6 T 360 17.9 32 330 22.1 3 689.6 IC,BS 25 22.8 24.9 23.8 T 350 17.5 28 350 16.2 2 692.0 IC,BS 26 23.3 24.9 24.2 T 350 9.9 17 350 24.0 2 693.2 IC,BS 27 22.2 23.8 22.8 T 010 10.6 18 010 24.0 2 690.1 IC,BS 28 22.0 24.3 22.7 T 360 15.2 26 350 23.0 4 683.2 IC,BS 29 23.6 25.7 24.6 T 350 11.2 21 330 18.1 6 686.5 IC,BS 30 23.6 26.8 25.2 T 350 5.7 16 330 11.5 4 688.4 S,SG,IC,BS 31 22.9 25.8 24.0 T 040 4.3 15 030 16.7 8 689.9 S,SG,IC AVG 24.8 27.7 26.3 T 350 10.3 32 330 21.3 3 691.4 1st,24th AVG MONTHLY -26.5 PCPN TRACE NR DAYS CLEAR 16 HIGHEST -19.5 ON 18th SUNSHINE 659.5/89.0% PARTLY CLOUDY 13 LOWEST -34.3 ON 1st CLOUDY 02 HIGH PRESSURE 700.2 ON 19th,20th LOW PRESSURE 682.0 ON 28th NET CHANGE IN SNOWSTAKE FIELD: -0.05 inches VECTORED WIND DIRECTION FOR THE MONTH: 7.4 Degrees VECTORED WIND SPEED FOR THE MONTH: 6.9 Kts. 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 Old LCD and Corrected LCD. All Sky Cover changed to Octas. Sunshine amount reported in NZST. Insufficient data to convert these values to UTC. All temperature, wind, and pressure data taken from hourly observations. LCD data originally reported in NZST. Changed Extremes: From To Max T -34.4 -34.3 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 25.0 24.8 Avg Wnd Spd Avg Press Min T 27.9 27.7 Max Press Fastest Wnd MPH Avg T 26.3 26.5 Min Press Changes to Daily Data: All daily data changed to reflect values reported with respect to UTC.