***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1980 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 38.6 42.8 40.9 0 060 8.1 16 020 8.0 6 688.7 2 40.1 42.7 41.7 0 110 7.8 13 050 24.0 3 684.1 3 39.9 43.9 42.2 T 060 7.5 10 080 24.0 5 682.3 4 41.3 46.0 44.4 T 070 8.9 13 050 24.0 5 685.9 5 43.6 46.2 44.0 T 360 13.2 18 300 24.0 6 691.6 6 43.8 46.1 45.8 T 090 7.2 17 010 24.0 3 693.0 7 41.0 46.7 43.5 T 020 13.3 21 050 24.0 6 688.8 8 33.0 44.8 36.7 T 010 23.9 30 010 20.5 6 687.4 9 33.0 37.8 35.4 T 360 20.6 31 350 5.1 7 695.3 10 33.0 38.2 35.0 T 020 13.1 29 360 16.6 3 697.3 11 24.0 35.9 31.2 0 030 17.6 30 030 24.0 2 687.9 12 32.0 36.7 35.5 T 040 12.2 25 030 24.0 3 684.3 13 31.0 40.0 37.4 T 020 12.2 17 030 23.1 7 683.9 14 32.0 42.0 39.2 T 360 10.9 13 020 24.0 6 686.2 15 35.0 40.0 36.1 T 360 11.3 14 360 22.3 8 689.6 16 30.0 38.0 32.3 T 020 16.6 21 030 18.1 8 690.3 17 27.1 31.9 29.2 T 020 15.5 28 020 21.3 6 687.8 18 24.0 30.0 27.3 T 060 10.2 25 010 10.2 7 691.4 19 24.9 34.7 30.0 T 040 15.8 23 030 20.2 2 688.8 20 29.0 33.0 31.2 T 030 13.5 25 030 24.0 0 686.3 21 24.0 35.0 32.0 T 020 16.7 23 030 24.0 4 690.3 22 23.0 34.6 26.2 T 010 12.9 30 020 13.7 5 692.9 23 26.0 31.0 29.4 T 020 6.7 14 010 21.3 7 692.7 24 24.0 31.3 25.4 T 020 7.4 12 040 7.8 7 691.8 25 23.0 27.0 25.2 T 360 10.9 14 010 0.5 6 690.3 26 22.7 27.9 24.7 T 360 8.1 16 350 12.6 7 689.0 27 23.0 28.0 25.6 T 360 3.9 13 340 10.9 7 685.6 28 23.0 28.5 23.4 T 010 9.3 12 010 13.7 8 682.1 29 22.5 25.6 24.0 T 330 8.1 17 010 12.8 8 682.5 30 22.5 27.5 25.5 T 060 7.1 15 040 18.6 2 681.8 AVG 30.3 36.5 33.3 T 020 11.7 31 350 18.0 5 688.3 9th AVG MONTHLY -33.3 PCPN TRACE NR DAYS CLEAR 04 HIGHEST -22.5 ON 29th,30th SUNSHINE 541.3/ 75% PARTLY CLOUDY 15 LOWEST -46.7 ON 7th CLOUDY 11 HIGH PRESSURE 694.3 ON 23rd LOW PRESSURE 680.7 ON 30th NET CHANGE IN SNOWSTAKE FIELD: +1.10 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 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 Monthly Averages: (All temps are Minus C) From To From To From To Max T 31.3 30.3 Avg Wnd Spd 11.2 11.7 Avg Press Min T 36.0 36.5 Max Press Fastest Wnd MPH Avg T 33.7 33.3 Min Press 681.1 680.7 Changes to Daily Data: Max Temp Day 7 8 10 11 16 18 20 21 24 25 From: 44.8 36.9 34.8 30.8 30.5 25.0 30.9 30.0 24.7 24.9 To: 41.0 33.0 33.0 24.0 30.0 24.0 29.0 24.0 24.0 23.0 Min Temp Day 3 4 9 12 13 16 18 20 23 27 29 From: 42.3 45.8 36.9 35.6 37.0 36.2 29.5 31.5 30.0 27.7 24.6 To: 43.9 46.0 37.8 36.7 40.0 38.0 30.0 33.0 31.0 28.0 25.6 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 40.7 41.4 41.1 43.5 44.9 45.0 45.8 40.9 35.0 36.5 33.4 33.8 34.0 37.0 37.5 33.4 To: 40.9 41.7 42.2 44.4 44.0 45.8 43.5 36.7 35.4 35.0 31.2 35.5 37.4 39.2 36.1 32.3 Day 17 19 20 21 22 23 24 25 26 27 28 29 30 From: 29.5 29.8 31.2 32.5 28.8 28.0 28.0 26.0 25.3 25.4 25.8 23.6 25.0 To: 29.2 30.0 31.2 32.0 26.2 29.4 25.4 25.2 24.7 25.6 23.4 24.0 25.5 Number of NCDC observations per day: day 1: 4 day 2: 5 day 3: 8 day 4: 7 day 8 - day 30: 8