Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 020731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1231 AM MST TUE DEC 02 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR DECEMBER 1 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 21 2:03 PM 41 2003 26 -5 29
MINIMUM -3 5:05 AM -11 2009 6 -9 1
AVERAGE 9 16 -7 15
PRECIPITATION (IN)
YESTERDAY 0.04 0.94 2022 0.07 -0.03 0.00
MONTH TO DATE 0.04 0.07 -0.03 0.00
SINCE DEC 1 0.04 0.07 -0.03 0.00
SINCE JAN 1 17.78 20.81 -3.03 18.38
DEGREE DAYS
HEATING
YESTERDAY 56 49 7 50
MONTH TO DATE 56 49 7 50
SINCE DEC 1 56 49 7 50
SINCE JUL 1 3014 3556 -542 3157
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 9:00 AM
LOWEST 68 1:00 PM
AVERAGE 78
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 26 41 2021
MINIMUM TEMPERATURE (F) 5 -17 2009
SUNRISE AND SUNSET
DECEMBER 2 2025......SUNRISE 7:40 AM MST SUNSET 4:43 PM MST
DECEMBER 3 2025......SUNRISE 7:41 AM MST SUNSET 4:42 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$