CDUS45 KRIW 110045 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 545 PM MST WED DEC 10 2025 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 10 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1995 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 56R 4:50 PM 53 1996 31 25 38 MINIMUM 24 6:03 AM -8 2007 9 15 11 AVERAGE 40 20 20 25 PRECIPITATION (IN) TODAY 0.00 0.01 2007 0.01 -0.01 0.00 2021 MONTH TO DATE 0.14 0.09 0.05 T SINCE DEC 1 0.14 0.09 0.05 T SINCE JAN 1 9.10 8.39 0.71 6.22 SNOWFALL (IN) TODAY MM 0.0 MONTH TO DATE 1.5 T SINCE DEC 1 1.5 T SINCE JUL 1 3.5 3.8 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 25 45 -20 40 MONTH TO DATE 339 433 -94 354 SINCE DEC 1 339 433 -94 354 SINCE JUL 1 1782 2330 -548 1871 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 611 499 112 610 ................................................................... WIND (MPH) HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION W (250) AVERAGE WIND SPEED 5.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 88 LOWEST 40 AVERAGE 64 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 31 592004 MINIMUM TEMPERATURE (F) 9 -9 2000 SUNRISE AND SUNSET DECEMBER 10 2025......SUNRISE 7:35 AM MST SUNSET 4:39 PM MST DECEMBER 11 2025......SUNRISE 7:35 AM MST SUNSET 4:39 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$