***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1982 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 69.9 73.5 72.1 T 060 10.0 21 110 M 0 667.6 2 66.1 73.9 68.2 T 030 12.4 18 020 M 0 676.6 3 63.1 68.0 65.3 T 050 14.1 22 020 M 0 685.9 4 63.8 67.8 65.1 T 070 15.3 22 070 M 0 682.4 5 63.2 69.1 66.5 T 050 10.1 18 080 M 1 680.2 6 60.4 67.3 63.0 T 060 12.1 17 050 M 7 680.7 7 53.9 66.5 60.1 T 090 16.2 26 070 M 6 671.8 8 52.6 62.9 57.5 T 020 20.7 38 010 M 4 673.4 9 56.9 60.6 58.6 T 360 17.0 30 020 M 4 679.9 10 56.8 65.0 60.5 T 030 14.4 29 360 M 2 684.3 11 59.1 67.9 66.1 T 060 10.3 22 030 M 1 681.0 12 63.8 68.9 67.9 T 070 9.5 20 060 M 0 680.8 13 56.7 69.2 61.9 T 030 19.3 24 030 M 2 686.1 14 48.6 63.5 52.2 T 050 16.1 30 010 M 3 692.2 15 49.8 57.3 53.9 T 040 17.6 28 040 M 2 689.2 16 49.9 63.1 58.2 T 060 17.0 31 040 M 1 678.8 17 52.0 60.9 54.4 T 040 23.6 38 030 M 4 677.7 18 51.7 58.9 56.2 T 020 24.5 29 020 M 4 680.4 19 47.6 59.5 50.4 T 010 23.3 36 010 M 4 677.6 20 35.0 52.6 40.0 T 360 20.1 35 010 M 4 668.2 21 34.3 44.4 39.4 T 300 20.1 44 290 M 3 680.5 22 37.3 46.7 44.3 T 360 16.7 32 310 M 1 683.2 23 42.0 57.2 54.3 T 020 9.8 23 010 M 0 683.2 24 45.6 57.6 50.0 T 360 7.5 15 360 M 6 681.5 25 44.4 58.3 50.1 T 010 9.5 27 350 M 5 674.1 26 45.3 61.7 57.1 T 050 4.6 21 360 M 5 668.1 27 51.6 62.2 59.4 T 360 8.6 13 360 M 7 669.2 28 58.2 64.4 63.7 T 360 6.1 18 350 M 8 673.2 29 62.2 66.0 63.2 T 100 12.7 15 090 M 3 674.6 30 52.2 64.0 54.8 T 020 21.6 31 040 M 2 672.9 31 52.4 62.8 59.6 T 030 21.9 40 030 M 4 671.4 AVG 53.1 62.6 57.9 T 360 14.9 44 290 M 3 678.3 21st AVG MONTHLY -57.9 PCPN TRACE NR DAYS CLEAR 14 HIGHEST -34.3 ON 21st SUNSHINE M PARTLY CLOUDY 14 LOWEST -73.9 ON 2nd CLOUDY 03 HIGH PRESSURE 692.7 ON 15th LOW PRESSURE 661.8 ON 1st NET CHANGE IN SNOWSTAKE FIELD: +1.10 inches 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 Extremes: From To Max T Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 54.1 53.1 Avg Wnd Spd 14.6 14.9 Avg Press Min T 61.8 62.6 Max Press Fastest Wnd MPH Avg T 58.0 57.9 Min Press Changes to Daily Data: Max Temp Day 2 7 13 18 20 24 25 29 30 From: 67.0 60.3 63.4 53.8 42.9 51.0 44.6 63.1 53.9 To: 66.1 53.9 56.7 51.7 35.0 45.6 44.4 62.2 52.2 Min Temp Day 10 12 18 21 22 23 25 27 28 31 From: 59.9 67.9 58.0 42.9 45.3 54.9 51.5 59.9 64.1 58.9 To: 65.0 68.9 58.9 44.4 46.7 57.2 58.3 62.2 64.4 62.8 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 71.7 70.5 65.6 65.8 66.2 63.9 63.4 57.8 58.8 58.4 63.5 65.8 66.3 56.0 53.5 56.5 To: 72.1 68.2 65.3 65.1 66.5 63.0 60.1 57.5 58.6 60.5 66.1 67.9 61.9 52.2 53.9 58.2 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 56.5 55.9 53.5 47.8 38.6 41.3 48.5 54.3 48.0 53.5 55.8 61.2 64.6 59.0 55.7 To: 54.4 56.2 50.4 40.0 39.4 44.3 54.3 50.0 50.1 57.1 59.4 63.7 63.2 54.8 59.6 Number of NCDC observations per day: 4