154 CDUS45 KBOU 211111 CLIAPA CLIMATE REPORT NATIONAL WEATHER SERVICE BOULDER, CO 249 AM MDT SUN APR 21 2013 ................................... ...THE CENTENNIAL CO CLIMATE SUMMARY FOR APRIL 20 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST VALUE VALUE VALUE FROM YEAR NORMAL ........................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 57 MM MM 60 -3 67 MINIMUM 32 MM MM 34 -2 37 AVERAGE 45 47 -2 52 PRECIPITATION (IN) YESTERDAY T MM MM 0.08 -0.08 0.00 MONTH TO DATE 0.58 1.31 -0.73 1.20 SINCE MAR 1 2.05 2.44 -0.39 1.20 SINCE JAN 1 2.74 3.37 -0.63 3.12 DEGREE DAYS HEATING YESTERDAY 20 MONTH TO DATE 526 COOLING YESTERDAY 0 MONTH TO DATE 0 ........................................................... WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (150) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 76 LOWEST 30 AVERAGE 53 .......................................................... THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 60 MM MM MINIMUM TEMPERATURE (F) 35 MM MM SUNRISE AND SUNSET APRIL 21 2013.........SUNRISE 613 AM MDT SUNSET 744 PM MDT APRIL 22 2013.........SUNRISE 612 AM MDT SUNSET 745 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$