***Corrected Winter 2011*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1978 MONTH JULY .... 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 57.2 64.4 61.9 T 080 13.6 17 080 0.0 1 686.6 2 60.0 68.3 66.5 T 080 10.3 16 080 0.0 2 688.6 3 63.9 69.2 65.4 T 120 11.5 15 110 0.0 2 685.3 4 59.4 66.3 62.7 T 090 13.0 17 080 0.0 1 684.4 5 56.2 65.2 58.6 T 040 19.0 28 040 0.0 3 683.7 BS 6 57.2 65.0 64.4 T 090 13.6 31 040 0.0 1 686.8 BS 7 63.7 66.1 65.7 T 100 12.4 17 090 0.0 2 692.3 8 63.6 67.2 64.7 T 090 11.9 17 100 0.0 1 689.1 9 62.1 68.1 64.6 T 080 11.5 17 080 0.0 1 685.9 10 62.1 67.0 64.4 T 090 13.9 16 090 0.0 2 683.0 11 62.4 66.7 65.0 T 080 13.6 17 080 0.0 1 683.4 12 57.1 68.4 58.5 T 060 15.5 28 040 0.0 2 689.7 BS 13 55.6 64.2 59.7 T 060 13.0 26 040 0.0 2 688.5 BS 14 54.0 63.9 55.3 T 020 18.7 28 030 0.0 0 685.9 BS 15 50.2 62.1 53.3 T 050 19.9 29 030 0.0 2 683.0 BS 16 50.0 55.1 51.3 T 050 21.5 37 040 0.0 4 676.5 BS 17 49.9 57.8 54.9 0 030 23.0 35 030 0.0 5 676.1 BS 18 45.6 58.1 51.1 0 010 22.1 32 040 0.0 8 682.4 BS 19 44.5 55.0 49.3 0 350 15.8 37 010 0.0 7 681.5 BS 20 45.7 67.2 63.0 T 080 11.5 20 030 0.0 1 676.5 21 57.8 68.5 62.8 T 080 8.9 14 080 0.0 5 679.5 IF 22 57.1 68.1 67.1 T 120 11.2 14 090 0.0 2 686.4 23 53.9 68.4 60.4 T 140 16.7 20 110 0.0 2 688.0 BS 24 51.0 66.7 60.6 T 170 15.2 30 150 0.0 2 674.2 BS 25 57.5 68.3 67.2 T 110 11.8 18 140 0.0 1 680.0 26 63.4 69.0 64.4 T 110 16.7 22 110 0.0 1 675.6 27 58.9 65.3 60.0 0 090 17.8 25 110 0.0 1 666.4 BS 28 57.2 62.8 61.0 0 020 22.7 31 030 0.0 7 667.7 BS 29 48.9 63.0 53.6 0 020 23.6 32 030 0.0 5 674.7 BS 30 48.8 58.3 55.4 0 010 16.7 33 020 0.0 5 672.8 BS 31 56.3 67.8 64.5 T 070 9.2 18 030 0.0 0 664.9 BS AVG 55.8 64.9 60.6 T 080 15.3 37 010 0.0 3 681.3 16th,19th AVG MONTHLY -60.6 PCPN TRACE NR DAYS CLEAR 22 HIGHEST -44.5 ON 19th SUNSHINE 0.0/ 0% PARTLY CLOUDY 06 LOWEST -69.2 ON 3rd CLOUDY 03 HIGH PRESSURE 693.2 ON 8th LOW PRESSURE 663.1 ON 27th NET CHANGE IN SNOWSTAKE FIELD: +1.43 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 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 56.7 55.8 Avg Wnd Spd Avg Press 681.7 681.3 Min T 64.1 64.9 Max Press Fastest Wnd MPH Avg T 60.4 60.6 Min Press 664.4 663.1 Changes to Daily Data: Max Temp Day 4 13 16 18 21 23 29 From: 62.8 56.0 50.1 52.2 61.8 61.2 54.8 To: 59.4 55.6 50.0 45.6 57.8 53.9 48.9 Min Temp Day 1 2 7 11 17 19 20 24 25 28 30 From: 62.1 67.2 65.9 65.5 53.8 52.3 63.2 62.1 67.2 60.1 56.9 To: 64.4 68.3 66.1 66.7 57.8 55.0 67.2 66.7 68.3 62.8 58.3 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 59.7 63.6 66.6 64.6 60.7 61.1 64.8 65.4 65.1 64.6 64.0 62.8 60.1 59.0 56.2 52.6 To: 61.9 66.5 65.4 62.7 58.6 64.4 65.7 64.7 64.6 64.4 65.0 58.5 59.7 55.3 53.3 51.3 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 51.9 55.2 48.4 54.5 65.2 62.6 64.8 56.5 62.3 66.2 62.1 58.7 58.9 52.9 62.1 To: 54.9 51.1 49.3 63.0 62.8 67.1 60.4 60.6 67.2 64.4 60.0 61.0 53.6 55.4 64.5 Number of NCDC observations per day: 4