537 CDUS45 KBOU 170849 CLIAPA CLIMATE REPORT NATIONAL WEATHER SERVICE BOULDER, CO 249 AM MDT MON SEP 17 2012 ................................... ...THE CENTENNIAL CO CLIMATE SUMMARY FOR SEPTEMBER 16 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST VALUE VALUE VALUE FROM YEAR NORMAL ........................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 83 MM MM 76 7 74 MINIMUM 52 MM MM 48 4 46 AVERAGE 68 62 6 60 PRECIPITATION (IN) YESTERDAY 0.00 MM MM 0.03 -0.03 0.00 MONTH TO DATE 1.37 0.66 0.71 0.96 SINCE SEP 1 1.37 0.66 0.71 0.96 SINCE JAN 1 11.75 13.99 -2.24 0.99 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 28 COOLING YESTERDAY 3 MONTH TO DATE 69 ........................................................... WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (20) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 47 LOWEST 9 AVERAGE 28 .......................................................... THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 MM MM MINIMUM TEMPERATURE (F) 47 MM MM SUNRISE AND SUNSET SEPTEMBER 17 2012.....SUNRISE 643 AM MDT SUNSET 704 PM MDT SEPTEMBER 18 2012.....SUNRISE 644 AM MDT SUNSET 702 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$