059
CDUS45 KRIW 060045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST FRI DEC 05 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 5 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 36 3:18 PM 56 2012 33 3 44
MINIMUM 21 8:33 AM -14 2013 11 10 15
AVERAGE 29 22 7 30
PRECIPITATION (IN)
TODAY 0.00 0.02 2009 0.01 -0.01 0.00
MONTH TO DATE 0.14 0.05 0.09 0.00
SINCE DEC 1 0.14 0.05 0.09 0.00
SINCE JAN 1 9.10 8.35 0.75 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 36 43 -7 35
MONTH TO DATE 202 212 -10 171
SINCE DEC 1 202 212 -10 171
SINCE JUL 1 1645 2109 -464 1688
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 18 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74
LOWEST 52
AVERAGE 63
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 48 2008
MINIMUM TEMPERATURE (F) 10 -13 2005
2013
SUNRISE AND SUNSET
DECEMBER 5 2025......SUNRISE 7:30 AM MST SUNSET 4:39 PM MST
DECEMBER 6 2025......SUNRISE 7:31 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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