CDUS45 KRIW 250732 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1232 AM MST THU DEC 25 2025 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 24 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 65R 2:48 PM 50 2019 29 36 42 MINIMUM 23 7:48 AM -20 2017 6 17 15 AVERAGE 44 18 26 29 PRECIPITATION (IN) YESTERDAY 0.00 T 2007 0.01 -0.01 0.00 2014 2021 MONTH TO DATE 0.20 0.09 0.11 T SINCE DEC 1 0.20 0.09 0.11 T SINCE JAN 1 7.03 5.53 1.50 6.28 DEGREE DAYS HEATING YESTERDAY 21 47 -26 36 MONTH TO DATE 756 1082 -326 836 SINCE DEC 1 756 1082 -326 836 SINCE JUL 1 2129 2859 -730 2231 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 791 744 47 832 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SE (140) AVERAGE WIND SPEED 8.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 91 8:00 AM LOWEST 26 2:00 PM AVERAGE 59 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 29 45 2020 MINIMUM TEMPERATURE (F) 6 -17 2002 SUNRISE AND SUNSET DECEMBER 25 2025......SUNRISE 7:47 AM MST SUNSET 4:38 PM MST DECEMBER 26 2025......SUNRISE 7:48 AM MST SUNSET 4:38 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$