CDUS45 KRIW 220731 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 131 AM MDT SAT AUG 22 2026 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 21 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 99 3:21 PM 101 2023 88 11 93 2024 MINIMUM 59 6:04 AM 47 2016 55 4 66 2021 AVERAGE 79 71 8 80 PRECIPITATION (IN) YESTERDAY 0.00 T 2007 0.01 -0.01 0.00 2007 2014 MONTH TO DATE 0.17 0.12 0.05 0.12 SINCE JUN 1 0.91 1.36 -0.45 1.44 SINCE JAN 1 2.33 3.71 -1.38 4.15 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 1 0 1 0 SINCE JUN 1 45 66 -21 46 SINCE JUL 1 1 4 -3 0 COOLING YESTERDAY 14 7 7 15 MONTH TO DATE 180 188 -8 215 SINCE JUN 1 680 619 61 655 SINCE JAN 1 726 643 83 676 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 6.2 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 62 6:00 AM LOWEST 13 3:00 PM AVERAGE 38 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 98 2011 2020 2023 MINIMUM TEMPERATURE (F) 54 46 2015 SUNRISE AND SUNSET AUGUST 22 2026........SUNRISE 6:23 AM MDT SUNSET 8:06 PM MDT AUGUST 23 2026........SUNRISE 6:25 AM MDT SUNSET 8:04 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$