913 CDUS45 KRIW 210739 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1231 AM MST SAT DEC 21 2013 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 20 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1939 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 20 358 PM 56 1941 34 -14 35 MINIMUM 3 122 AM -36 1990 13 -10 14 AVERAGE 12 23 -11 25 PRECIPITATION (IN) YESTERDAY 0.01 0.15 1968 0.02 -0.01 0.00 MONTH TO DATE 0.90 0.32 0.58 0.08 SINCE DEC 1 0.90 0.32 0.58 0.08 SINCE JAN 1 14.84 12.35 2.49 7.57 SNOWFALL (IN) YESTERDAY 0.2 0.4 -0.2 0.0 MONTH TO DATE 11.2 7.2 4.0 0.9 SINCE DEC 1 11.2 7.2 4.0 0.9 SINCE JUL 1 36.0 26.7 9.3 13.6 SNOW DEPTH 6 DEGREE DAYS HEATING YESTERDAY 53 42 11 40 MONTH TO DATE 925 821 104 686 SINCE DEC 1 925 821 104 686 SINCE JUL 1 2769 2675 94 2220 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 618 422 196 697 .................................................................. WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 16.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 86 100 AM LOWEST 62 400 PM AVERAGE 74 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 53 1969 MINIMUM TEMPERATURE (F) 13 -41 1990 SUNRISE AND SUNSET DECEMBER 21 2013......SUNRISE 734 AM MST SUNSET 435 PM MST DECEMBER 22 2013......SUNRISE 734 AM MST SUNSET 435 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$