


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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591 CDUS45 KRIW 050728 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 128 AM MDT THU JUN 05 2025 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 4 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 55 3:47 PM 78 2021 57 -2 56 MINIMUM 29 5:05 AM 21 2011 31 -2 34 AVERAGE 42 44 -2 45 PRECIPITATION (IN) YESTERDAY 0.00 0.85 2010 0.11 -0.11 0.00 MONTH TO DATE 0.00 0.43 -0.43 0.10 SINCE JUN 1 0.00 0.43 -0.43 0.10 SINCE JAN 1 9.23 10.46 -1.23 12.30 DEGREE DAYS HEATING YESTERDAY 23 21 2 20 MONTH TO DATE 71 87 -16 83 SINCE JUN 1 71 87 -16 83 SINCE JUL 1 8903 11560 -2657 10485 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 9 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 2.3 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 82 5:00 AM LOWEST 34 4:00 PM AVERAGE 58 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 75 2020 MINIMUM TEMPERATURE (F) 31 24 2013 SUNRISE AND SUNSET JUNE 5 2025..........SUNRISE 5:38 AM MDT SUNSET 9:03 PM MDT JUNE 6 2025..........SUNRISE 5:38 AM MDT SUNSET 9:04 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$