CDUS45 KRIW 190732 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 132 AM MDT TUE MAY 19 2026 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR MAY 18 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 49 5:49 PM 92 2009 71 -22 65 MINIMUM 35R 11:58 PM 37 2024 45 -10 47 AVERAGE 42 58 -16 56 PRECIPITATION (IN) YESTERDAY 0.00 0.22 2013 0.05 -0.05 0.14 MONTH TO DATE 0.22 0.67 -0.45 1.49 SINCE MAR 1 1.12 1.42 -0.30 2.41 SINCE JAN 1 1.16 1.69 -0.53 2.62 DEGREE DAYS HEATING YESTERDAY 23 8 15 9 MONTH TO DATE 169 195 -26 145 SINCE MAR 1 1288 1585 -297 1425 SINCE JUL 1 5676 7409 -1733 6910 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 10 4 6 9 SINCE MAR 1 10 5 5 9 SINCE JAN 1 10 5 5 9 ................................................................... WIND (MPH) HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 21.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 61 11:00 PM LOWEST 33 5:00 PM AVERAGE 47 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 94 2009 MINIMUM TEMPERATURE (F) 45 31 2003 SUNRISE AND SUNSET MAY 19 2026...........SUNRISE 5:40 AM MDT SUNSET 8:38 PM MDT MAY 20 2026...........SUNRISE 5:39 AM MDT SUNSET 8:39 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$