National Weather Service Text Product
AFOS product CLIP60
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIP60
Product Timestamp: 2025-12-04 07:30 UTC
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967
CDUS45 KRIW 040730
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1230 AM MST THU DEC 04 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR DECEMBER 3 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 27 2:52 PM 41 2021 25 2 36
MINIMUM 1 8:28 AM -20 2009 5 -4 9
AVERAGE 14 15 -1 23
PRECIPITATION (IN)
YESTERDAY 0.00 0.84 2007 0.08 -0.08 0.00
MONTH TO DATE 0.07 0.22 -0.15 0.00
SINCE DEC 1 0.07 0.22 -0.15 0.00
SINCE JAN 1 17.81 20.96 -3.15 18.38
DEGREE DAYS
HEATING
YESTERDAY 51 50 1 42
MONTH TO DATE 150 149 1 134
SINCE DEC 1 150 149 1 134
SINCE JUL 1 3108 3656 -548 3241
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 (270)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 1.6
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 91 3:00 AM
LOWEST 44 3:00 PM
AVERAGE 68
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 25 38 2021
MINIMUM TEMPERATURE (F) 5 -18 2013
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 7:42 AM MST SUNSET 4:42 PM MST
DECEMBER 5 2025......SUNRISE 7:43 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.
$$