CDUS45 KRIW 240731 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 131 AM MDT MON AUG 24 2026 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 23 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 94 2:32 PM 98 2006 87 7 86 MINIMUM 60 4:55 AM 38 2015 54 6 57 AVERAGE 77 70 7 72 PRECIPITATION (IN) YESTERDAY 0.00 0.44 2014 0.01 -0.01 0.00 MONTH TO DATE 0.17 0.14 0.03 0.12 SINCE JUN 1 0.91 1.38 -0.47 1.44 SINCE JAN 1 2.33 3.73 -1.40 4.15 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 1 2 -1 0 SINCE JUN 1 45 68 -23 46 SINCE JUL 1 1 6 -5 0 COOLING YESTERDAY 12 6 6 7 MONTH TO DATE 202 200 2 231 SINCE JUN 1 702 631 71 671 SINCE JAN 1 748 655 93 692 ................................................................... WIND (MPH) HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.7 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 78 5:00 AM LOWEST 19 2:00 PM AVERAGE 49 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 98 2020 MINIMUM TEMPERATURE (F) 54 43 2015 SUNRISE AND SUNSET AUGUST 24 2026........SUNRISE 6:26 AM MDT SUNSET 8:03 PM MDT AUGUST 25 2026........SUNRISE 6:27 AM MDT SUNSET 8:01 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$