CDUS45 KRIW 200045 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT TUE AUG 19 2025 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 19 2025... VALID TODAY AS OF 0600 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 97R 3:13 PM 96 2013 85 12 91 2019 MINIMUM 56 2:27 AM 43 1996 53 3 64 2002 AVERAGE 77 69 8 78 PRECIPITATION (IN) TODAY 0.00 0.29 2021 0.01 -0.01 T MONTH TO DATE 0.01 0.26 -0.25 0.22 SINCE JUN 1 1.22 1.74 -0.52 0.69 SINCE JAN 1 5.74 6.20 -0.46 5.33 SNOWFALL (IN) TODAY MM 0.0 MONTH TO DATE 0.0 0.0 SINCE JUN 1 0.0 0.0 SINCE JUL 1 0.0 0.0 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 0 1 -1 0 MONTH TO DATE 2 6 -4 1 SINCE JUN 1 80 131 -51 41 SINCE JUL 1 2 16 -14 8 COOLING TODAY 12 5 7 13 MONTH TO DATE 147 126 21 134 SINCE JUN 1 532 417 115 489 SINCE JAN 1 538 425 113 489 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 6.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 47 LOWEST 7 AVERAGE 27 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORDYEAR MAXIMUM TEMPERATURE (F) 85 94 2019 MINIMUM TEMPERATURE (F) 53 39 2016 SUNRISE AND SUNSET AUGUST 19 2025........SUNRISE 6:24 AM MDT SUNSET 8:09 PM MDT AUGUST 20 2025........SUNRISE 6:26 AM MDT SUNSET 8:08 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$