324
CDUS45 KRIW 280729
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SUN JUN 28 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 27 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 84 12:47 PM 101 2015 86 -2 95
MINIMUM 52 11:59 PM 47 1999 55 -3 54
2011
2022
AVERAGE 68 71 -3 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.32 2014 0.02 -0.02 0.00
MONTH TO DATE 0.41 1.03 -0.62 0.46
SINCE JUN 1 0.41 1.03 -0.62 0.46
SINCE JAN 1 1.83 3.38 -1.55 3.17
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 37 61 -24 46
SINCE JUN 1 37 61 -24 46
SINCE JUL 1 5796 7546 -1750 7015
COOLING
YESTERDAY 3 6 -3 10
MONTH TO DATE 70 102 -32 108
SINCE JUN 1 70 102 -32 108
SINCE JAN 1 116 126 -10 129
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 5:00 AM
LOWEST 18 1:00 PM
AVERAGE 53
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 102 2002
MINIMUM TEMPERATURE (F) 55 42 1999
SUNRISE AND SUNSET
JUNE 28 2026..........SUNRISE 5:30 AM MDT SUNSET 9:01 PM MDT
JUNE 29 2026..........SUNRISE 5:30 AM MDT SUNSET 9:01 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