255 CDUS45 KBOU 200725 CLIAPA CLIMATE REPORT NATIONAL WEATHER SERVICE BOULDER, CO 125 AM MDT MON MAY 20 2013 ................................... ...THE CENTENNIAL CO CLIMATE SUMMARY FOR MAY 19 2013... 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 69 MM MM 70 -1 55 MINIMUM 45 MM MM 43 2 42 AVERAGE 57 57 0 49 PRECIPITATION (IN) YESTERDAY T MM MM 0.06 -0.06 0.32 MONTH TO DATE 1.56 1.48 0.08 0.83 SINCE MAR 1 3.83 4.74 -0.91 2.12 SINCE JAN 1 4.52 5.67 -1.15 4.04 DEGREE DAYS HEATING YESTERDAY 8 MONTH TO DATE 234 COOLING YESTERDAY 0 MONTH TO DATE 11 ........................................................... WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (0) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (10) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 71 LOWEST 21 AVERAGE 46 .......................................................... THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 MM MM MINIMUM TEMPERATURE (F) 44 MM MM SUNRISE AND SUNSET MAY 20 2013...........SUNRISE 541 AM MDT SUNSET 812 PM MDT MAY 21 2013...........SUNRISE 540 AM MDT SUNSET 812 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$