011
CDUS45 KRIW 090730
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SUN AUG 09 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 8 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 4:17 PM 100 2012 91 8 80
MINIMUM 54 4:49 AM 53 2009 58 -4 58
AVERAGE 77 75 2 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.07 2002 0.01 -0.01 T
MONTH TO DATE 0.00 0.04 -0.04 0.06
SINCE JUN 1 0.74 1.28 -0.54 1.38
SINCE JAN 1 2.16 3.63 -1.47 4.09
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 12 10 2 4
MONTH TO DATE 75 82 -7 72
SINCE JUN 1 575 513 62 512
SINCE JAN 1 621 537 84 533
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 5:00 AM
LOWEST 6 2:00 PM
AVERAGE 31
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 100 2000
2006
MINIMUM TEMPERATURE (F) 58 47 2025
SUNRISE AND SUNSET
AUGUST 9 2026........SUNRISE 6:08 AM MDT SUNSET 8:26 PM MDT
AUGUST 10 2026........SUNRISE 6:09 AM MDT SUNSET 8:25 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page