707 CDUS45 KRIW 180738 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 138 AM MDT FRI SEP 18 2015 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 17 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1995 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 70 244 PM 85 2004 72 -2 84 MINIMUM 41 647 AM 35 2006 44 -3 51 AVERAGE 56 58 -2 68 PRECIPITATION (IN) YESTERDAY T 0.44 2002 0.03 -0.03 0.02 MONTH TO DATE 0.01 0.37 -0.36 0.15 SINCE SEP 1 0.01 0.37 -0.36 0.15 SINCE JAN 1 8.81 7.19 1.62 5.52 SNOWFALL (IN) YESTERDAY 0.0 0.0 MONTH TO DATE 0.0 0.3 SINCE SEP 1 0.0 0.3 SINCE JUL 1 0.0 0.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 9 8 1 0 MONTH TO DATE 31 87 -56 121 SINCE SEP 1 31 87 -56 121 SINCE JUL 1 66 125 -59 171 COOLING YESTERDAY 0 0 0 3 MONTH TO DATE 44 24 20 10 SINCE SEP 1 44 24 20 10 SINCE JAN 1 520 492 28 410 .................................................................. WIND (MPH) HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 65 1100 PM LOWEST 19 300 PM AVERAGE 42 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 90 2014 MINIMUM TEMPERATURE (F) 43 28 2003 SUNRISE AND SUNSET SEPTEMBER 18 2015.....SUNRISE 656 AM MDT SUNSET 719 PM MDT SEPTEMBER 19 2015.....SUNRISE 658 AM MDT SUNSET 717 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$