***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1982 MONTH MAY .... 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 45.6 51.6 47.5 T 020 29.3 38 030 M 4 675.9 2 45.7 53.9 50.5 T 010 19.9 43 010 M 3 677.2 3 48.7 61.2 59.3 T 030 15.0 30 030 M 1 664.1 4 56.1 61.6 57.6 T 030 19.0 28 020 M 2 661.8 5 52.2 61.1 57.8 T 040 15.5 31 020 M 2 661.1 6 48.7 61.0 50.8 T 020 22.4 36 030 M 3 664.2 7 38.9 54.9 43.1 T 020 30.0 48 020 M 4 663.0 8 40.4 48.5 45.7 T 030 19.5 46 020 M 4 672.3 9 43.4 52.2 48.9 T 030 13.3 32 020 M 1 680.6 10 45.0 56.9 49.6 T 040 17.6 24 010 M 3 683.2 11 45.0 56.2 46.0 T 030 22.4 32 030 M 6 681.8 12 45.4 57.8 54.0 T 020 19.5 37 020 M 3 681.2 13 45.3 61.1 52.5 T 010 14.3 37 010 M 2 678.0 14 41.1 64.2 50.8 T 340 9.5 22 030 M 4 684.4 15 38.9 56.7 44.6 T 260 6.0 17 320 M 7 686.5 16 43.0 51.0 48.9 T 350 11.2 17 010 M 4 686.9 17 45.9 49.2 46.4 T 360 13.5 22 350 M 6 687.9 18 45.3 60.0 55.7 T 070 7.8 21 350 M 2 686.2 19 56.6 64.4 63.2 T 110 6.9 13 060 M 0 683.3 20 49.4 65.0 59.2 T 130 4.6 18 110 M 3 682.2 21 49.1 65.5 59.2 T 110 13.3 18 090 M 4 669.3 22 56.6 66.0 59.6 T 090 13.9 31 110 M 4 668.1 23 54.9 66.7 62.4 T 080 11.5 18 050 M 1 672.2 24 61.0 75.7 73.0 T 070 6.9 15 060 M 0 674.8 25 72.1 76.3 75.3 T 080 9.2 13 080 M 0 671.9 26 72.8 78.1 74.7 T 060 9.5 13 060 M 0 672.5 27 68.9 75.9 71.2 T 060 9.5 14 060 M 0 674.3 28 58.3 72.6 61.1 T 030 11.9 16 030 M 1 678.2 29 58.0 63.9 61.8 T 060 11.8 20 030 M 3 680.4 30 61.1 68.3 66.1 T 100 8.9 16 080 M 0 675.8 31 62.8 71.1 67.5 T 050 9.2 15 100 M 0 676.0 AVG 51.5 62.2 56.9 T 030 13.9 48 020 M 2 676.0 7th AVG MONTHLY -56.9 PCPN TRACE NR DAYS CLEAR 15 HIGHEST -38.9 ON 7th,15th SUNSHINE M PARTLY CLOUDY 15 LOWEST -78.1 ON 26th CLOUDY 01 HIGH PRESSURE 687.7 ON 18th LOW PRESSURE 661.5 ON 5th NET CHANGE IN SNOWSTAKE FIELD: +1.00 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 52.5 51.5 Avg Wnd Spd 14.0 13.9 Avg Press Min T 61.1 62.2 Max Press Fastest Wnd MPH Avg T 56.8 56.9 Min Press Changes to Daily Data: Max Temp Day 1 5 10 11 14 15 20 26 27 28 31 From: 47.0 55.8 46.5 45.1 45.3 39.0 60.9 74.0 71.3 61.7 65.0 To: 45.6 52.2 45.0 45.0 41.1 38.9 49.4 72.8 68.9 58.3 62.8 Min Temp Day 2 5 9 12 13 18 19 23 24 25 29 30 From: 50.1 61.0 48.0 53.4 58.5 56.7 64.1 61.0 72.3 76.0 62.0 65.3 To: 53.9 61.1 52.2 57.8 61.1 60.0 64.4 66.7 75.7 76.3 63.9 68.3 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 49.3 47.9 55.0 58.8 58.4 54.9 46.9 44.5 45.7 51.7 50.7 49.4 51.9 54.8 47.9 47.0 To: 47.5 50.5 59.3 57.6 57.8 50.8 43.1 45.7 48.9 49.6 46.0 54.0 52.5 50.8 44.6 48.9 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 47.6 51.0 60.3 63.0 57.3 61.3 58.0 66.7 74.1 76.1 73.6 67.2 60.0 63.2 68.1 To: 46.4 55.7 63.2 59.2 59.2 59.6 62.4 73.0 75.3 74.7 71.2 61.1 61.8 66.1 67.5 Number of NCDC observations per day: 4