***Corrected Winter 2011*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1978 MONTH JUNE .... 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 38.3 47.2 42.9 0 020 13.8 28 020 0.0 5 679.8 BS 2 40.5 60.6 56.8 T 030 8.1 17 020 0.0 0 678.8 BS 3 53.8 66.3 60.3 T 080 5.8 9 080 0.0 2 676.8 4 54.0 61.8 59.9 T 110 5.1 9 360 0.0 0 679.9 5 57.6 62.6 60.8 T 100 9.2 15 120 0.0 0 684.8 6 56.1 63.9 61.0 T 090 12.9 21 120 0.0 2 682.4 7 48.9 64.0 53.0 T 040 22.7 35 040 0.0 5 684.4 BS 8 47.6 54.9 52.3 0 060 17.0 32 040 0.0 2 679.1 BS 9 51.8 68.9 63.5 T 040 10.1 28 040 0.0 0 681.3 BS 10 60.7 71.6 65.1 T 080 6.9 18 040 0.0 1 682.8 11 61.3 68.2 63.3 T 010 5.8 20 010 0.0 3 684.0 BS 12 59.4 67.2 63.3 T 100 6.6 14 100 0.0 1 682.6 13 62.6 69.4 68.2 T 140 8.1 13 110 0.0 0 676.9 14 51.7 70.9 61.1 T 190 10.3 14 100 0.0 2 673.4 15 50.3 67.0 58.6 T 150 11.7 16 160 0.0 3 673.1 16 50.6 60.0 52.6 T 180 6.3 17 160 0.0 7 675.4 17 50.1 63.3 59.8 T 110 14.3 19 100 0.0 2 678.5 18 59.0 70.6 69.0 T 130 16.4 24 120 0.0 1 671.3 BS 19 68.2 74.1 73.2 0 140 16.7 23 130 0.0 0 673.6 BS 20 71.1 74.4 72.6 0 120 10.9 23 140 0.0 0 674.5 BS 21 69.4 73.6 71.3 0 120 11.8 23 120 0.0 0 669.7 BS 22 70.6 75.2 74.3 T 130 12.3 18 110 0.0 0 666.6 23 69.4 75.2 70.5 T 110 15.3 20 110 0.0 0 666.5 BS 24 59.4 71.7 63.2 0 020 13.9 18 080 0.0 0 668.7 BS 25 51.1 64.0 54.7 0 030 23.3 28 030 0.0 3 679.7 BS 26 46.0 56.2 47.5 0 030 16.4 30 020 0.0 6 690.1 BS 27 45.0 57.8 50.8 T 040 15.3 23 030 0.0 3 690.2 BS 28 46.3 58.7 55.1 0 050 20.1 26 030 0.0 1 683.2 BS 29 51.9 55.6 53.5 0 050 17.8 31 040 0.0 3 686.6 BS 30 52.9 59.4 58.9 T 090 13.5 33 040 0.0 1 687.5 BS AVG 55.2 65.1 60.6 T 030 12.6 35 040 0.0 2 678.7 7th AVG MONTHLY -60.6 PCPN TRACE NR DAYS CLEAR 21 HIGHEST -38.3 ON 1st SUNSHINE 0.0/ 0% PARTLY CLOUDY 08 LOWEST -75.2 ON 22nd,23rd CLOUDY 01 HIGH PRESSURE 692.2 ON 27th LOW PRESSURE 665.2 ON 23rd NET CHANGE IN SNOWSTAKE FIELD: +0.49 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 Extremes: From To Max T -38.5 -38.3 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 56.3 55.2 Avg Wnd Spd Avg Press 678.6 678.7 Min T 64.2 65.1 Max Press 692.0 692.2 Fastest Wnd MPH Avg T 60.3 60.6 Min Press Changes to Daily Data: Max Temp Day 1 6 7 14 16 20 21 23 24 25 From: 38.5 59.8 53.6 65.0 51.1 72.5 69.5 70.1 64.0 55.6 To: 38.3 56.1 48.9 51.7 50.6 71.1 69.4 69.4 59.4 51.1 Min Temp Day 1 2 9 12 13 17 18 21 27 29 30 From: 41.7 58.6 62.9 66.7 69.0 60.6 69.0 73.2 48.8 55.4 59.2 To: 47.2 60.6 68.9 67.2 69.4 63.3 70.6 73.6 57.8 55.6 59.4 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 40.1 49.5 60.1 57.9 60.1 61.9 58.8 51.3 57.4 66.2 64.8 63.0 65.8 68.0 58.7 55.5 To: 42.9 56.8 60.3 59.9 60.8 61.0 53.0 52.3 63.5 65.1 63.3 63.3 68.2 61.1 58.6 52.6 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 55.3 64.0 71.2 73.5 71.3 72.9 72.7 67.8 59.8 51.1 46.9 52.5 53.7 56.1 To: 59.8 69.0 73.2 72.6 71.3 74.3 70.5 63.2 54.7 47.5 50.8 55.1 53.5 58.9 Number of NCDC observations per day: 4