450
CDUS45 KRIW 080045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST SUN DEC 07 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 7 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 41 3:03 PM 56 2008 32 9 42
MINIMUM 26 2:22 AM -18 2005 10 16 18
AVERAGE 34 21 13 30
PRECIPITATION (IN)
TODAY 0.00 0.29 2007 0.01 -0.01 0.00
MONTH TO DATE 0.14 0.07 0.07 0.00
SINCE DEC 1 0.14 0.07 0.07 0.00
SINCE JAN 1 9.10 8.37 0.73 6.22
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 1.5 0.0
SINCE DEC 1 1.5 0.0
SINCE JUL 1 3.5 3.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 31 44 -13 35
MONTH TO DATE 264 300 -36 243
SINCE DEC 1 264 300 -36 243
SINCE JUL 1 1707 2197 -490 1760
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 611 499 112 610
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 14.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66
LOWEST 33
AVERAGE 50
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 51 2021
MINIMUM TEMPERATURE (F) 10 -18 2005
SUNRISE AND SUNSET
DECEMBER 7 2025......SUNRISE 7:32 AM MST SUNSET 4:39 PM MST
DECEMBER 8 2025......SUNRISE 7:33 AM MST SUNSET 4:39 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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