***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1979 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 38.9 51.0 40.4 T 340 13.8 21 330 5.7 8 677.5 2 38.9 47.8 45.5 T 030 9.9 18 330 11.1 7 686.1 3 45.0 48.9 47.5 T 080 7.8 15 330 24.0 3 685.7 4 47.0 52.1 49.5 0 090 5.8 10 090 24.0 2 684.5 5 48.9 51.7 50.4 T 070 5.4 8 080 24.0 5 684.6 6 46.1 51.7 48.2 T 030 7.5 10 040 24.0 7 682.9 7 41.7 46.1 43.8 T 010 12.5 17 010 21.2 8 681.5 8 39.4 45.5 42.4 T 350 9.6 16 010 14.3 8 682.0 9 39.4 42.8 41.5 T 010 10.5 17 010 3.5 6 680.5 10 37.2 43.4 40.2 T 090 15.4 23 090 23.6 2 673.2 11 36.7 41.1 40.7 T 020 15.1 22 020 23.2 2 679.8 12 40.0 43.3 42.1 T 040 7.9 17 020 24.0 2 683.1 13 41.7 45.4 43.3 T 110 7.8 10 110 24.0 0 680.2 14 41.7 44.5 42.5 T 010 13.4 16 010 24.0 2 686.2 15 40.6 43.3 41.3 T 030 13.5 20 010 24.0 1 687.3 16 31.7 41.1 36.8 T 040 15.0 21 040 24.0 3 678.0 17 28.9 36.7 31.0 T 020 12.1 21 030 7.8 8 678.5 18 28.9 31.1 30.2 T 020 20.8 30 020 7.9 4 681.6 19 29.4 33.3 31.2 0 010 25.4 37 040 19.8 6 678.1 20 30.6 33.9 32.1 T 030 18.8 38 020 9.0 4 686.6 21 28.9 32.8 30.3 T 040 17.3 30 030 18.4 2 684.8 22 28.3 32.8 29.9 T 010 11.2 26 030 13.3 8 687.4 23 28.9 32.2 31.3 T 010 14.4 26 010 16.2 5 696.9 24 28.9 32.8 30.5 T 360 11.9 22 010 16.8 6 696.0 25 28.3 31.1 29.3 T 350 7.6 18 330 17.4 8 697.5 26 27.8 31.1 28.8 T 070 9.9 15 070 19.2 8 693.5 27 27.8 30.0 29.4 T 040 12.9 22 040 19.7 3 690.7 28 28.3 32.2 31.5 0 110 6.8 18 040 23.5 1 689.0 29 31.1 32.8 32.1 0 110 6.2 13 110 24.0 4 687.4 30 30.0 32.8 31.2 0 080 4.4 8 080 23.2 2 687.2 AVG 35.4 39.8 37.5 T 010 11.7 38 020 18.5 5 684.9 20th AVG MONTHLY -37.5 PCPN TRACE NR DAYS CLEAR 10 HIGHEST -27.8 ON 26th,27th SUNSHINE 554.8/ 77% PARTLY CLOUDY 11 LOWEST -52.1 ON 4th CLOUDY 09 HIGH PRESSURE 697.2 ON 24th LOW PRESSURE 671.3 ON 1st NET CHANGE IN SNOWSTAKE FIELD: +0.60 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 36.3 35.4 Avg Wnd Spd 11.8 11.7 Avg Press 684.7 684.9 Min T 39.6 39.8 Max Press Fastest Wnd MPH Avg T 37.9 37.5 Min Press Changes to Daily Data: Max Temp Day 1 5 6 7 8 9 10 14 15 16 17 19 20 21 24 26 From: 39.6 49.9 47.8 44.4 41.7 39.5 38.4 42.8 41.2 38.4 31.4 29.5 31.1 29.4 31.7 28.4 To: 38.9 48.9 46.1 41.7 39.4 39.4 37.2 41.7 40.6 31.7 28.9 29.4 30.6 28.9 28.9 27.8 Day 29 30 From: 31.7 31.6 To: 31.1 30.0 Min Temp Day 2 5 12 19 21 23 28 29 From: 45.9 51.5 41.7 31.7 32.3 31.7 31.7 32.2 To: 47.8 51.7 43.3 33.3 32.8 32.2 32.2 32.8 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 45.3 42.4 47.0 49.5 50.7 49.8 45.3 43.6 41.2 40.9 38.9 40.9 43.6 43.7 42.3 39.8 To: 40.4 45.5 47.5 49.5 50.4 48.2 43.8 42.4 41.5 40.2 40.7 42.1 43.3 42.5 41.3 36.8 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 34.0 30.0 30.6 32.5 30.9 30.5 30.3 32.3 29.7 29.8 28.9 30.0 32.0 32.2 To: 31.0 30.2 31.2 32.1 30.3 29.9 31.3 30.5 29.3 28.8 29.4 31.5 32.1 31.2 Number of NCDC observations per day: 8