704
CDUS45 KRIW 070736
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1236 AM MST SUN DEC 07 2025
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 6 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 38 2:41 PM 47 2003 33 5 47
2024
MINIMUM 30 7:45 AM -15 2013 10 20 11
AVERAGE 34 22 12 29
PRECIPITATION (IN)
YESTERDAY 0.09R 0.01 2008 0.00 0.09 0.00
MONTH TO DATE 0.18 0.02 0.16 0.00
SINCE DEC 1 0.18 0.02 0.16 0.00
SINCE JAN 1 7.01 5.46 1.55 6.28
DEGREE DAYS
HEATING
YESTERDAY 31 44 -13 36
MONTH TO DATE 217 256 -39 214
SINCE DEC 1 217 256 -39 214
SINCE JUL 1 1590 2033 -443 1609
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 791 744 47 832
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 72 2:00 AM
AVERAGE 86
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 50 2008
MINIMUM TEMPERATURE (F) 10 -21 2013
SUNRISE AND SUNSET
DECEMBER 7 2025......SUNRISE 7:35 AM MST SUNSET 4:32 PM MST
DECEMBER 8 2025......SUNRISE 7:36 AM MST SUNSET 4:32 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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