CDUS45 KRIW 190045 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT MON AUG 18 2025 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 18 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 90 4:52 PM 96 2010 85 5 91 MINIMUM 56 5:11 AM 44 2015 53 3 60 AVERAGE 73 69 4 76 PRECIPITATION (IN) TODAY 0.00 0.65 2004 0.01 -0.01 0.00 MONTH TO DATE 0.01 0.25 -0.24 0.22 SINCE JUN 1 1.22 1.73 -0.51 0.69 SINCE JAN 1 5.74 6.19 -0.45 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 5 -3 1 SINCE JUN 1 80 130 -50 41 SINCE JUL 1 2 15 -13 8 COOLING TODAY 8 5 3 11 MONTH TO DATE 135 121 14 121 SINCE JUN 1 520 412 108 476 SINCE JAN 1 526 420 106 476 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 8.1 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 57 LOWEST 10 AVERAGE 34 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 96 20132019 MINIMUM TEMPERATURE (F) 53 43 1996 2002 SUNRISE AND SUNSET AUGUST 18 2025........SUNRISE 6:23 AM MDT SUNSET 8:11 PM MDT AUGUST 19 2025........SUNRISE 6:24 AM MDT SUNSET 8:09 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$