


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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310 CDUS45 KRIW 020727 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT WED JUL 02 2025 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 1 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 82R 2:52 PM 82 2001 68 14 60 MINIMUM 38 5:20 AM 29 2014 36 2 41 AVERAGE 60 52 8 51 PRECIPITATION (IN) YESTERDAY 0.03 0.23 2023 0.05 -0.02 0.10 MONTH TO DATE 0.03 0.05 -0.02 0.10 SINCE JUN 1 0.68 2.43 -1.75 1.34 SINCE JAN 1 9.91 12.46 -2.55 13.54 DEGREE DAYS HEATING YESTERDAY 5 13 -8 14 MONTH TO DATE 5 13 -8 14 SINCE JUN 1 447 551 -104 443 SINCE JUL 1 5 13 -8 14 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 14 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 1.2 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 10:00 PM LOWEST 15 3:00 PM AVERAGE 52 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 85 2013 MINIMUM TEMPERATURE (F) 36 31 2011 SUNRISE AND SUNSET JULY 2 2025..........SUNRISE 5:41 AM MDT SUNSET 9:10 PM MDT JULY 3 2025..........SUNRISE 5:42 AM MDT SUNSET 9:10 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$