


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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037 CDUS45 KRIW 120726 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 126 AM MDT SAT JUL 12 2025 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR JULY 11 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 80 3:57 PM 103 2024 91 -11 103 MINIMUM 61 10:47 PM 52 2016 58 3 59 AVERAGE 71 74 -3 81 PRECIPITATION (IN) YESTERDAY T 0.16 2010 0.00 0.00 0.00 MONTH TO DATE 0.12 0.08 0.04 0.49 SINCE JUN 1 0.58 1.16 -0.58 0.89 SINCE JAN 1 3.29 3.51 -0.22 4.12 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 4 SINCE JUN 1 46 62 -16 33 SINCE JUL 1 0 0 0 4 COOLING YESTERDAY 6 10 -4 16 MONTH TO DATE 114 93 21 62 SINCE JUN 1 246 215 31 236 SINCE JAN 1 267 239 28 236 ................................................................... WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 14.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 56 3:00 AM LOWEST 23 2:00 PM AVERAGE 40 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 91 107 2002 MINIMUM TEMPERATURE (F) 58 44 2008 SUNRISE AND SUNSET JULY 12 2025..........SUNRISE 5:39 AM MDT SUNSET 8:56 PM MDT JULY 13 2025..........SUNRISE 5:40 AM MDT SUNSET 8:55 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$