***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1974 MONTH NOVEMBER .... 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 38.1 42.0 39.6 0 050 10.0 17 010 5.5 5 685.6 2 38.9 43.6 42.1 0 070 10.2 13 060 24.0 0 684.6 3 41.1 44.8 44.3 0 040 11.6 14 050 24.0 3 687.7 4 43.1 45.9 44.6 0 110 10.0 15 040 24.0 1 682.9 5 43.3 46.1 44.5 0 020 11.5 15 060 24.0 0 680.0 6 43.6 46.1 44.5 T 020 9.5 15 040 24.0 3 682.6 IC 7 42.8 46.1 45.2 T 060 4.6 12 020 19.8 4 684.3 IC 8 43.3 46.7 44.7 0 030 6.2 8 020 23.7 2 685.1 9 42.5 47.2 43.8 0 060 9.7 11 070 23.9 2 685.6 10 42.2 45.0 43.8 0 050 8.1 12 040 24.0 2 687.9 11 43.1 45.0 43.6 0 100 7.5 10 110 24.0 1 686.9 12 40.9 45.0 42.8 0 050 9.2 13 070 24.0 2 685.1 13 40.0 43.9 42.8 T 040 8.5 12 050 20.3 3 688.2 IC,IF 14 40.9 44.4 41.9 0 120 8.8 12 100 24.0 0 687.7 IC 15 39.2 42.2 40.4 0 080 10.4 13 080 24.0 0 688.4 16 39.2 41.1 39.7 0 050 10.7 14 050 24.0 2 687.3 17 37.5 42.2 40.4 T 010 10.0 14 020 21.6 6 686.7 IC 18 32.5 41.7 35.2 T 360 8.6 12 020 10.3 8 685.7 IC,IF 19 30.3 37.2 31.6 T 350 6.3 12 020 3.3 8 687.1 IC,IF,SG 20 30.0 35.9 33.5 T 100 10.7 13 060 10.3 3 688.9 IC,IF 21 33.3 36.7 35.0 0 060 11.2 15 070 24.0 0 690.1 22 32.5 36.1 33.2 0 050 17.2 18 050 24.0 0 690.2 23 32.8 36.4 35.6 0 020 10.9 21 030 24.0 2 692.4 BS 24 33.1 37.2 34.8 T 020 10.0 15 020 24.0 2 696.7 IC,IF 25 33.1 36.1 33.9 T 070 6.8 16 010 22.5 4 695.4 IC,IF 26 32.2 34.4 33.8 0 080 7.2 9 100 24.0 3 692.9 27 32.5 35.0 33.4 0 010 4.4 9 110 24.0 2 695.4 28 32.2 34.4 32.8 0 040 7.5 9 100 20.0 5 692.1 29 31.1 33.3 31.6 0 020 15.7 20 020 20.2 1 692.7 IF 30 26.4 31.7 28.9 0 020 18.7 25 020 19.3 3 698.1 BS,IF AVG 37.1 40.8 38.7 T 020 13.8 25 020 21.0 3 688.5 30th AVG MONTHLY -38.7 PCPN TRACE NR DAYS CLEAR 18 HIGHEST -26.4 ON 30th SUNSHINE 628.7/87.3% PARTLY CLOUDY 09 LOWEST -47.2 ON 9th CLOUDY 03 HIGH PRESSURE 699.6 ON 25th LOW PRESSURE 679.3 ON 5th NET CHANGE IN SNOWSTAKE FIELD: 9.99 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 Average Sky Cover changed to reflect data from 00Z through 00Z daily. All Sky Cover changed to Octas. Peak wind speed, peak wind direction, precipitation, sunshine amount, and present wx reported in NZST. Insufficient data to convert these values to UTC. All temperature, wind, and pressure data taken from NCDC data. LCD data originally reported in NZST. Changed Extremes: From To Max T -28.3 -26.4 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 37.7 37.1 Avg Wnd Spd 9.5 9.7 Avg Press 688.2 688.5 Min T 40.6 40.8 Max Press 697.9 699.6 Fastest Wnd MPH Avg T 39.1 38.7 Min Press Changes to Daily Data: Max Temp Day 1 4 6 9 11 12 14 15 16 17 18 19 22 24 25 27 From: 38.3 43.3 43.9 43.3 43.3 42.8 41.7 40.6 39.4 39.4 36.1 31.1 33.3 35.0 33.3 32.8 To: 38.1 43.1 43.6 42.5 43.1 40.9 40.9 39.2 39.2 37.5 32.5 30.3 32.5 33.1 33.1 32.5 Day 29 30 From: 31.7 28.3 To: 31.1 26.4 Min Temp Day 1 2 3 4 20 23 From: 40.6 43.3 44.4 45.6 33.3 35.6 To: 42.0 43.6 44.8 45.9 35.9 36.4 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 39.4 41.1 42.8 44.4 44.7 45.0 44.4 45.0 45.3 43.6 44.2 43.9 41.9 43.1 41.4 40.3 To: 39.6 42.1 44.3 44.6 44.5 44.5 45.2 44.7 43.8 43.8 43.6 42.8 42.8 41.9 40.4 39.7 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 40.8 38.9 34.2 31.7 35.0 34.7 34.2 36.1 34.7 33.3 33.9 33.3 32.5 30.0 To: 40.4 35.2 31.6 33.5 35.0 33.2 35.6 34.8 33.9 33.8 33.4 32.8 31.6 28.9 Number of NCDC observations per day: 8