


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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438 CDUS45 KRIW 070735 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 135 AM MDT SAT JUN 07 2025 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 6 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 65 MM 75 2016 57 8 73 MINIMUM 27R 4:00 AM 27 2003 31 -4 32 AVERAGE 46 44 2 53 PRECIPITATION (IN) YESTERDAY 0.00 0.72 2022 0.10 -0.10 0.00 MONTH TO DATE 0.00 0.64 -0.64 0.10 SINCE JUN 1 0.00 0.64 -0.64 0.10 SINCE JAN 1 9.23 10.67 -1.44 12.30 DEGREE DAYS HEATING YESTERDAY 19 21 -2 12 MONTH TO DATE 113 129 -16 108 SINCE JUN 1 113 129 -16 108 SINCE JUL 1 8945 11602 -2657 10510 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 3.4 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 89 4:00 AM LOWEST 21 3:00 PM AVERAGE 55 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 80 2006 MINIMUM TEMPERATURE (F) 32 23 2003 SUNRISE AND SUNSET JUNE 7 2025..........SUNRISE 5:37 AM MDT SUNSET 9:04 PM MDT JUNE 8 2025..........SUNRISE 5:37 AM MDT SUNSET 9:05 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$