229 CDUS45 KBOU 180849 CLIAPA CLIMATE REPORT NATIONAL WEATHER SERVICE BOULDER, CO 249 AM MDT FRI MAY 18 2012 ................................... ...THE CENTENNIAL CO CLIMATE SUMMARY FOR MAY 17 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 79 MM MM 70 9 MM MINIMUM 55 MM MM 43 12 MM AVERAGE 67 56 11 MM PRECIPITATION (IN) YESTERDAY 0.00 MM MM 0.07 -0.07 MM MONTH TO DATE 0.51 1.35 -0.84 MM SINCE MAR 1 1.80 4.61 -2.81 MM SINCE JAN 1 3.72 5.54 -1.82 MM DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 135 COOLING YESTERDAY 2 MONTH TO DATE 11 ........................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (230) 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 40 LOWEST 15 AVERAGE 28 .......................................................... THE CENTENNIAL CO CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 MM MM MINIMUM TEMPERATURE (F) 43 MM MM SUNRISE AND SUNSET MAY 18 2012...........SUNRISE 542 AM MDT SUNSET 810 PM MDT MAY 19 2012...........SUNRISE 541 AM MDT SUNSET 811 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$