


Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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818 CDUS45 KRIW 170737 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 137 AM MDT TUE JUN 17 2025 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 16 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 86 3:45 PM 99 2021 79 7 77 MINIMUM 55 1:54 AM 39 2000 48 7 52 AVERAGE 71 64 7 65 PRECIPITATION (IN) YESTERDAY 0.00 1.01 0.02 -0.02 0.00 MONTH TO DATE 0.79 0.62 0.17 0.01 SINCE JUN 1 0.79 0.62 0.17 0.01 SINCE JAN 1 5.31 5.08 0.23 4.65 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 30.7 36.7 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 4 -4 0 MONTH TO DATE 62 85 -23 11 SINCE JUN 1 62 85 -23 11 SINCE JUL 1 7218 7897 -679 7462 COOLING YESTERDAY 6 2 4 0 MONTH TO DATE 53 23 30 69 SINCE JUN 1 53 23 30 69 SINCE JAN 1 59 31 28 69 ................................................................... WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 10.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 64 3:00 AM LOWEST 21 5:00 PM AVERAGE 43 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 95 2021 MINIMUM TEMPERATURE (F) 48 36 2000 SUNRISE AND SUNSET JUNE 17 2025..........SUNRISE 5:34 AM MDT SUNSET 8:56 PM MDT JUNE 18 2025..........SUNRISE 5:34 AM MDT SUNSET 8:56 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$