***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1976 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 57.0 65.0 61.8 M 060 10.9 22 040 M 0 687.5 2 57.5 64.0 60.8 M 080 11.9 20 070 M 0 681.9 3 51.0 63.0 52.9 M 050 18.1 32 030 M 2 677.6 4 51.0 60.3 58.9 M 030 18.7 30 040 M 1 680.0 5 52.5 61.0 56.3 M 010 21.9 35 010 M 5 680.4 6 53.0 63.1 58.6 M 010 15.0 35 010 M 2 679.6 7 57.0 64.0 62.2 M 080 11.5 19 030 M 0 673.0 8 58.0 66.4 64.3 M 090 11.5 17 070 M 0 665.5 9 56.4 68.0 60.6 M 030 11.5 19 030 M 2 665.3 10 56.0 67.0 63.3 M 060 10.7 21 030 M 2 668.0 11 61.0 70.0 69.0 M 080 12.3 17 060 M 1 666.6 12 64.2 71.5 67.2 M 070 13.9 18 070 M 1 667.5 13 62.0 71.0 62.1 M 020 20.4 32 020 M 3 669.8 14 58.1 65.0 62.2 M 010 21.3 31 020 M 4 675.4 15 55.9 64.0 58.2 M 360 21.3 32 360 M 5 678.3 16 57.0 65.8 65.0 M 070 10.6 31 360 M 0 677.2 17 58.6 68.0 61.9 M 080 13.0 18 070 M 0 673.4 18 50.9 65.0 53.9 M 010 15.5 27 010 M 0 676.7 19 50.0 58.0 52.1 M 010 19.9 28 010 M 1 675.8 20 51.0 63.6 60.7 M 010 15.5 29 010 M 1 679.9 21 60.0 66.0 61.7 M 100 11.5 15 100 M 0 682.4 22 60.0 65.0 63.9 M 090 12.1 17 100 M 0 688.3 23 53.1 65.0 57.2 M 060 13.3 20 090 M 0 692.8 24 53.0 59.0 55.4 M 130 10.6 23 080 M 2 695.6 25 51.0 59.0 53.1 M 130 14.4 20 130 M 1 690.7 26 52.0 60.0 58.3 M 110 13.5 25 100 M 1 689.9 27 56.0 60.8 58.7 M 120 9.7 23 120 M 2 689.3 28 58.0 63.1 61.1 M 120 9.5 19 130 M 0 684.5 29 59.0 67.5 65.4 M 090 6.4 14 120 M 0 683.9 30 60.3 69.0 62.8 M 090 10.1 18 090 M 0 684.9 31 58.6 64.0 60.1 M 040 13.2 19 070 M 0 679.6 AVG 56.1 64.6 60.3 M 010 13.9 35 010 M 1 679.4 5th,6th AVG MONTHLY -60.3 PCPN M NR DAYS CLEAR 27 HIGHEST -50.0 ON 19th SUNSHINE M PARTLY CLOUDY 04 LOWEST -71.5 ON 12th CLOUDY 00 HIGH PRESSURE 696.2 ON 24th LOW PRESSURE 663.4 ON 9th NET CHANGE IN SNOWSTAKE FIELD: 9.99 SNOWSTAKE DATA NOT AVAILABLE. SUNSHINE 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 Monthly Averages: (All temps are Minus C) From To From To From To Max T 57.1 56.1 Avg Wnd Spd 14.0 13.9 Avg Press Min T 64.1 64.6 Max Press 696.1 696.2 Fastest Wnd MPH Avg T 60.6 60.3 Min Press 664.8 663.4 Changes to Daily Data: Max Temp Day 2 5 9 12 14 15 17 18 23 30 31 From: 59.0 57.0 57.0 68.0 62.0 56.0 63.0 52.0 59.0 63.0 60.0 To: 57.5 52.5 56.4 64.2 58.1 55.9 58.6 50.9 53.1 60.3 58.6 Min Temp Day 4 6 8 16 20 27 28 29 From: 59.0 57.0 64.0 65.0 62.0 60.0 62.0 65.0 To: 60.3 63.1 66.4 65.8 63.6 60.8 63.1 67.5 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 61.0 61.5 57.0 55.0 59.0 55.0 60.5 61.0 62.5 61.5 65.5 69.8 66.5 63.5 60.0 61.0 To: 61.8 60.8 52.9 58.9 56.3 58.6 62.2 64.3 60.6 63.3 69.0 67.2 62.1 62.2 58.2 65.0 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 65.5 58.5 54.0 56.5 63.0 62.5 62.0 56.0 55.0 56.0 58.0 60.0 62.0 66.0 62.0 To: 61.9 53.9 52.1 60.7 61.7 63.9 57.2 55.4 53.1 58.3 58.7 61.1 65.4 62.8 60.1 Number of NCDC observations per day: 4