518
CDUS45 KRIW 110045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST WED DEC 10 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 10 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 56R 4:50 PM 53 1996 31 25 38
MINIMUM 24 6:03 AM -8 2007 9 15 11
AVERAGE 40 20 20 25
PRECIPITATION (IN)
TODAY 0.00 0.01 2007 0.01 -0.01 0.00
2021
MONTH TO DATE 0.14 0.09 0.05 T
SINCE DEC 1 0.14 0.09 0.05 T
SINCE JAN 1 9.10 8.39 0.71 6.22
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 1.5 T
SINCE DEC 1 1.5 T
SINCE JUL 1 3.5 3.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 25 45 -20 40
MONTH TO DATE 339 433 -94 354
SINCE DEC 1 339 433 -94 354
SINCE JUL 1 1782 2330 -548 1871
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 39 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 40
AVERAGE 64
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 59 2004
MINIMUM TEMPERATURE (F) 9 -9 2000
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 7:35 AM MST SUNSET 4:39 PM MST
DECEMBER 11 2025......SUNRISE 7:35 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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