***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1985 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 68.8 73.1 71.1 T 070 4.1 6 070 0.0 1 659.2 2 58.5 70.9 62.8 T 020 11.9 18 020 0.0 6 663.4 3 58.1 61.3 59.4 T 030 15.3 28 020 0.0 3 664.6 4 61.1 73.8 68.9 T 070 7.1 15 006 0.0 0 664.6 5 65.5 75.2 69.7 T 020 9.0 16 010 0.0 2 668.8 6 64.2 67.9 66.5 T 030 9.7 17 020 0.0 0 670.3 7 60.7 68.9 66.6 T 080 9.9 16 080 0.0 0 665.6 8 62.0 70.6 67.1 T 050 7.8 10 060 0.0 0 655.7 9 61.4 70.6 64.6 T 030 13.1 24 010 0.0 2 661.6 10 59.6 64.6 61.9 T 010 9.6 15 360 0.0 1 671.3 11 64.5 70.1 68.1 T 030 3.5 8 030 0.0 0 667.9 12 67.0 74.7 71.1 T 070 7.6 14 020 0.0 0 660.8 13 63.7 67.2 65.1 T 350 13.8 20 360 0.0 2 661.2 14 65.2 67.0 65.9 T 030 10.1 21 360 0.0 0 659.0 15 59.0 67.6 64.5 T 040 11.9 17 040 0.0 0 660.6 16 48.5 59.0 51.5 T 020 23.2 36 020 0.0 8 659.5 17 50.2 63.3 57.5 T 030 14.2 20 030 0.0 1 657.4 18 49.9 62.4 58.0 T 030 19.2 36 030 0.0 3 656.4 19 45.3 52.2 49.0 0 020 18.6 25 010 0.0 6 661.5 20 50.9 55.2 53.5 0 020 18.0 29 010 0.0 4 668.9 21 51.1 58.7 55.6 T 030 15.6 21 030 0.0 2 670.6 22 54.8 59.9 56.9 T 020 14.9 28 030 0.0 0 670.8 23 57.7 61.4 58.7 T 030 16.7 24 020 0.0 1 668.1 24 39.3 59.4 54.2 T 010 24.5 44 360 0.0 5 655.0 25 36.0 56.6 45.2 0 310 18.3 30 310 0.0 2 647.0 26 46.5 56.6 50.7 T 350 12.7 15 350 0.0 2 656.4 27 46.2 54.3 50.3 T 350 11.7 20 340 0.0 0 660.5 28 51.6 59.6 57.2 T 360 13.5 18 360 0.0 0 664.9 29 56.4 59.7 57.4 T 010 11.6 23 360 0.0 0 672.7 30 56.7 63.4 59.5 T 050 7.8 15 050 0.0 0 672.7 31 58.2 64.1 61.1 T 020 11.1 22 040 0.0 1 669.9 AVG 56.1 64.2 60.3 T 030 12.8 44 360 0.0 2 663.2 24th AVG MONTHLY -60.3 PCPN TRACE NR DAYS CLEAR 24 HIGHEST -36.0 ON 25th SUNSHINE 0.0/ 0% PARTLY CLOUDY 06 LOWEST -75.2 ON 5th CLOUDY 01 HIGH PRESSURE 674.7 ON 31st LOW PRESSURE 641.7 ON 25th NET CHANGE IN SNOWSTAKE FIELD: +2.23 inches 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 Old LCD and Corrected LCD. All Sky Cover changed to Octas. 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 hourly observations. LCD data originally reported in NZST. Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 56.7 56.1 Avg Wnd Spd 12.6 12.8 Avg Press 663.2 663.5 Min T 64.5 64.2 Max Press 674.2 674.7 Fastest Wnd MPH Avg T 60.6 60.3 Min Press Changes to Daily Data: Max Temp Day 1 2 4 5 6 8 9 11 12 13 14 15 From: 67.8 62.9 58.4 68.6 65.5 63.3 62.0 61.3 65.6 64.2 63.7 64.6 To: 68.8 58.5 61.1 65.5 64.2 62.0 61.4 64.5 67.0 63.7 65.2 59.0 Day 16 17 18 20 22 23 24 26 28 29 30 31 From: 49.3 48.5 56.3 47.2 55.3 54.8 57.7 44.0 50.4 56.6 56.4 56.7 To: 48.5 50.2 49.9 50.9 54.8 57.7 39.3 46.5 51.6 56.4 56.7 58.2 Min Temp Day 1 2 3 4 6 7 8 10 11 13 14 From: 72.3 73.1 63.0 69.6 68.6 67.4 68.9 64.7 69.6 74.2 66.4 To: 73.1 70.9 61.3 73.8 67.9 68.9 70.6 64.6 70.1 67.2 67.0 Day 16 17 18 19 20 21 22 25 27 28 29 31 From: 66.7 56.3 63.3 60.7 53.8 55.6 58.7 58.5 51.6 58.2 59.6 61.6 To: 59.0 63.3 62.4 52.2 55.2 58.7 59.9 56.6 54.3 59.6 59.7 64.1 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 69.6 68.2 59.5 63.0 72.4 66.8 66.0 66.8 66.8 61.7 65.6 70.6 67.2 65.3 65.9 To: 71.1 62.8 59.4 58.9 59.7 66.5 66.6 67.1 64.6 61.9 68.1 71.1 65.1 65.9 64.5 Day 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 57.9 51.6 61.4 50.9 51.9 53.9 57.2 58.2 58.7 43.8 52.6 48.3 53.7 58.3 59.0 58.9 To: 51.5 57.5 58.0 49.0 53.5 55.6 56.9 58.7 54.2 45.2 50.7 50.3 57.2 57.4 59.5 61.1 Number of NZSP observations per day: 24