***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1967 MONTH MARCH ....... ALL TEMPERATURES MINUS C .............. DAY TEMPERATURE C. PCPN AVG WND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 01 50.9 53.9 52.3 0 050 13.1 16 050 M 0 691.5 02 52.8 55.6 54.3 0 060 12.2 15 070 M 1 694.5 03 45.0 55.0 50.1 0 070 14.9 18 050 M 2 690.0 04 46.7 51.7 49.0 0 050 16.5 21 050 M 0 688.0 BS 05 45.6 53.9 48.6 0 040 16.9 22 040 M 1 686.1 BS 06 50.0 55.0 51.9 0 020 13.7 17 020 M 5 685.8 BS 07 46.1 54.4 49.8 T 350 14.3 17 360 M 8 691.5 BS SG 08 35.6 49.4 41.3 T 330 10.6 15 320 M 7 691.0 BS SG 09 44.4 51.1 47.8 0 110 16.1 21 110 M 4 685.1 BS 10 48.9 56.1 54.0 0 090 16.8 21 100 M 0 680.1 BS 11 51.1 56.1 52.7 0 030 16.9 20 030 M 5 685.5 BS 12 52.8 61.1 59.2 0 070 12.7 16 070 M 3 685.8 BS 13 57.2 61.7 60.1 0 060 11.5 16 060 M 3 682.6 14 51.7 60.0 55.0 T 050 6.1 12 070 M 6 681.4 IF SG 15 45.0 52.8 48.1 T 350 12.0 15 360 M 8 679.5 IF BS SG 16 46.1 58.3 52.8 T 350 9.1 13 350 M 6 678.6 IF BS SG 17 57.8 62.8 61.7 0 090 10.5 14 090 M 1 676.9 18 60.6 62.8 61.8 0 080 11.7 14 080 M 2 674.3 19 62.2 67.2 64.6 0 110 10.7 15 090 M 0 678.1 20 58.9 64.4 61.5 0 070 11.0 17 060 M 2 683.0 21 51.7 59.4 54.4 T 030 17.2 21 030 M 5 681.6 BS SG 22 56.1 65.6 62.1 0 090 13.2 18 050 M 0 675.9 BS 23 61.1 68.3 65.4 0 090 8.8 13 030 0.0 2 669.4 24 57.2 61.7 59.4 0 020 15.9 20 020 0.0 4 672.8 BS 25 46.4 57.8 52.8 0 030 18.6 24 020 0.0 3 673.6 BS 26 46.7 50.6 49.2 0 010 22.1 28 010 0.0 6 670.1 BS 27 48.3 61.7 56.8 0 010 15.2 21 010 0.0 3 672.6 BS 28 55.0 59.4 57.2 0 020 14.8 17 020 0.0 2 679.3 BS 29 55.0 60.0 56.1 0 050 12.9 16 050 0.0 2 678.1 30 55.0 60.0 57.8 0 060 13.8 18 030 0.0 5 678.3 BS 31 45.9 57.8 48.1 0 010 21.4 25 010 0.0 6 682.5 BS AVG 51.2 58.2 54.7 T 050 13.9 28 010 M 3 681.4 26th AVG MONTHLY -54.7 PCPN TRACE NR DAYS CLEAR 14 HIGHEST -35.6 ON 8th SUNSHINE M PARTLY CLOUDY 14 LOWEST -68.3 ON 23rd CLOUDY 03 HIGH PRESSURE 695.2 ON 2nd LOW PRESSURE 669.0 ON 23rd NET CHANGE IN SNOWSTAKE FIELD: +1.05 inches SUNSHINE DATA NOT AVAILABLE. Sunset occurred at 1011UTC on day 23. Sunset based on US Naval Observatory time. 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 Sky Cover changed to Octas. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T Avg Wnd Spd Avg Press Min T 58.0 58.2 Max Press Fastest Wnd MPH Avg T 54.6 54.7 Min Press Changes to Daily Data: Max Temp Day 1 25 31 From: 51.1 46.7 46.1 To: 50.9 46.4 45.9 Min Temp Day 13 20 27 From: 60.6 61.1 58.9 To: 61.7 64.4 61.7 Avg Temp Day 1 2 3 4 5 6 7 8 10 11 12 13 14 15 From: 52.5 54.2 50.0 49.2 49.7 52.5 50.3 42.5 52.5 53.6 56.9 58.9 55.8 48.9 To: 52.3 54.3 50.1 49.0 48.6 51.9 49.8 41.3 54.0 52.7 59.2 60.1 55.0 48.1 Day 16 17 18 19 20 21 22 23 25 26 27 29 30 31 From: 52.2 60.3 61.7 64.7 60.0 55.6 60.8 64.7 52.2 48.6 53.6 57.5 57.5 51.9 To: 52.8 61.7 61.8 64.6 61.5 54.4 62.1 65.4 52.8 49.2 56.8 56.1 57.8 48.1 Number of NCDC observations per day: 4