


Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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005 CDUS45 KRIW 270732 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 132 AM MDT WED AUG 27 2025 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 26 2025... 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) YESTERDAY MAXIMUM 83 2:51 PM 93 2010 83 0 73 MINIMUM 54 5:26 AM 44 2004 51 3 49 2016 AVERAGE 69 67 2 61 PRECIPITATION (IN) YESTERDAY 0.00 0.12 0.01 -0.01 0.10 MONTH TO DATE 0.01 0.35 -0.34 0.32 SINCE JUN 1 1.22 1.83 -0.61 0.79 SINCE JAN 1 5.74 6.29 -0.55 5.43 SNOWFALL (IN) YESTERDAY 0.0 0.0 2020 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 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 4 MONTH TO DATE 2 14 -12 5 SINCE JUN 1 80 139 -59 45 SINCE JUL 1 2 24 -22 12 COOLING YESTERDAY 4 4 0 0 MONTH TO DATE 182 155 27 178 SINCE JUN 1 567 446 121 533 SINCE JAN 1 573 454 119 533 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 7.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 63 10:00 PM LOWEST 13 5:00 PM AVERAGE 38 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 83 95 2011 MINIMUM TEMPERATURE (F) 51 44 2024 SUNRISE AND SUNSET AUGUST 27 2025........SUNRISE 6:33 AM MDT SUNSET 7:56 PM MDT AUGUST 28 2025........SUNRISE 6:34 AM MDT SUNSET 7:55 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$