***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1970 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 56.7 65.0 59.3 0 040 15.5 26 040 0.0 2 685.5 IF 2 50.9 60.6 54.2 T 040 11.5 21 020 0.0 2 690.6 IC,IF 3 50.0 57.8 55.1 T 080 15.3 17 080 0.0 0 684.9 IC,IF 4 53.9 66.1 63.5 0 100 11.2 18 080 0.0 0 682.0 IF 5 52.8 67.2 59.7 0 070 10.6 15 040 0.0 4 687.4 6 52.8 60.0 M T 020 12.0 17 010 0.0 6 690.3 IC,IF 7 50.9 56.7 54.0 T 020 19.9 23 030 0.0 3 685.5 IC 8 52.8 57.2 55.2 T 020 22.4 28 020 0.0 2 680.8 IC,IF,BS 9 53.3 56.7 55.3 T 020 14.9 25 010 0.0 0 681.0 IC,IF,BS 10 52.8 60.6 57.7 0 060 13.9 23 030 0.0 0 675.5 11 56.1 62.8 60.3 0 050 15.8 23 050 0.0 0 673.3 12 58.3 66.7 64.2 0 090 15.5 21 050 0.0 0 674.5 13 52.2 69.4 59.1 0 100 12.4 20 030 0.0 6 681.9 14 48.6 59.4 52.8 0 020 6.6 21 010 0.0 6 691.0 IF 15 47.0 58.3 49.0 T 050 5.5 12 070 0.0 7 692.0 IC,IF 16 45.3 52.2 49.2 T 070 3.2 12 030 0.0 3 690.5 IC,IF 17 45.0 58.3 55.7 0 130 12.6 17 120 0.0 2 686.3 18 56.7 66.7 62.6 0 130 18.1 30 120 0.0 0 675.4 BS 19 60.6 66.1 64.3 0 110 16.7 26 120 0.0 0 670.4 BS 20 63.3 72.2 69.3 0 100 13.8 18 100 0.0 0 669.9 21 68.3 73.4 72.8 0 120 12.7 16 140 0.0 0 670.2 22 61.1 74.5 66.8 0 120 9.7 17 060 0.0 4 673.6 23 56.7 69.4 58.1 T 020 8.7 16 010 0.0 5 673.1 IC,IF 24 56.7 65.6 62.5 T 060 10.6 17 010 0.0 2 672.6 IC,IF 25 60.6 69.4 68.7 0 090 14.4 18 080 0.0 1 670.1 IF 26 67.2 70.0 68.7 0 080 13.5 18 070 0.0 0 677.3 27 61.7 70.0 64.7 0 100 15.5 22 080 0.0 0 679.1 28 56.7 66.1 58.2 0 070 18.7 23 070 0.0 2 673.6 29 55.0 59.4 58.9 0 030 20.7 25 030 0.0 0 677.4 BS 30 57.2 60.6 59.9 0 030 21.9 27 030 0.0 0 680.4 BS AVG 55.4 63.9 60.0 T 020 13.8 30 120 0.0 2 679.9 18th AVG MONTHLY -60.0 PCPN TRACE NR DAYS CLEAR 21 HIGHEST -45.0 ON 17th SUNSHINE 0.0/ 0% PARTLY CLOUDY 08 LOWEST -74.5 ON 22nd CLOUDY 01 HIGH PRESSURE 692.7 ON 15th LOW PRESSURE 669.2 ON 26th NET CHANGE IN SNOWSTAKE FIELD: M SNOWSTAKE 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 Extremes: From To Max T Min T -74.4 -74.5 Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 56.6 55.5 Avg Wnd Spd 13.9 13.8 Avg Press 679.8 679.9 Min T 63.2 63.9 Max Press Fastest Wnd MPH Avg T 59.8 60.0 Min Press Changes to Daily Data: Max Temp Day 2 5 7 9 13 14 15 16 22 26 27 28 From: 54.4 61.7 51.1 53.9 59.4 51.1 47.2 46.7 68.3 67.8 64.4 57.8 To: 50.9 52.8 50.9 53.3 52.2 48.6 47.0 45.3 61.1 67.2 61.7 56.7 Min Temp Day 3 4 7 10 11 12 17 20 21 22 24 From: 56.7 62.8 53.9 57.8 61.1 64.4 56.7 68.3 73.3 74.4 62.2 To: 57.8 66.1 56.7 60.6 62.8 66.7 58.3 72.2 73.4 74.5 65.6 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 60.8 57.5 53.3 58.3 64.4 56.4 52.5 55.0 55.3 55.3 58.6 61.4 64.4 55.3 52.8 49.4 To: 59.3 54.2 55.1 63.5 59.7 M 54.0 55.2 55.3 57.7 60.3 64.2 59.1 52.8 49.0 49.2 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 50.8 61.7 63.3 65.8 70.8 71.4 63.1 59.4 65.0 68.9 67.2 61.9 57.2 58.9 To: 55.7 62.6 64.3 69.3 72.8 66.8 58.1 62.5 68.7 68.7 64.7 58.2 58.9 59.9 Number of NCDC observations per day: 4