Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 060735
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1235 AM MST SAT DEC 06 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 5 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 39 3:05 PM 58 2012 33 6 48
MINIMUM 28 8:40 AM -15 2013 10 18 11
AVERAGE 34 22 12 30
PRECIPITATION (IN)
YESTERDAY 0.09R 0.07 2005 0.00 0.09 0.00
MONTH TO DATE 0.09 0.02 0.07 0.00
SINCE DEC 1 0.09 0.02 0.07 0.00
SINCE JAN 1 6.92 5.46 1.46 6.28
DEGREE DAYS
HEATING
YESTERDAY 31 43 -12 35
MONTH TO DATE 186 212 -26 178
SINCE DEC 1 186 212 -26 178
SINCE JUL 1 1559 1989 -430 1573
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 18 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 62 3:00 PM
AVERAGE 81
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 47 2003
2024
MINIMUM TEMPERATURE (F) 10 -15 2013
SUNRISE AND SUNSET
DECEMBER 6 2025......SUNRISE 7:34 AM MST SUNSET 4:33 PM MST
DECEMBER 7 2025......SUNRISE 7:35 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.
$$