Climatological Report (Daily)
Issued by NWS
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701
CDUS45 KRIW 070736
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1236 AM MST SUN DEC 07 2025
...................................
...THE LAKE YELLOWSTONE 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 31 1:50 PM 42 2023 24 7 34
MINIMUM 20 11:12 PM -23 2013 4 16 6
AVERAGE 26 14 12 20
PRECIPITATION (IN)
YESTERDAY 0.04 0.25 2010 0.07 -0.03 0.00
MONTH TO DATE 0.60 0.43 0.17 0.00
SINCE DEC 1 0.60 0.43 0.17 0.00
SINCE JAN 1 18.34 21.17 -2.83 18.38
DEGREE DAYS
HEATING
YESTERDAY 39 51 -12 45
MONTH TO DATE 278 300 -22 268
SINCE DEC 1 278 300 -22 268
SINCE JUL 1 3236 3807 -571 3375
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 16 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 12:00 AM
LOWEST 69 2:00 PM
AVERAGE 81
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 24 37 2006
2024
MINIMUM TEMPERATURE (F) 4 -26 2005
SUNRISE AND SUNSET
DECEMBER 7 2025......SUNRISE 7:45 AM MST SUNSET 4:42 PM MST
DECEMBER 8 2025......SUNRISE 7:46 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.
$$