812
CDUS45 KRIW 070045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST SAT DEC 06 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 6 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 45 2:36 PM 63 1939 36 9 49
MINIMUM 30 4:08 AM -24 1972 16 14 26
AVERAGE 38 26 12 38
PRECIPITATION (IN)
TODAY T 0.19 1957 0.02 -0.02 0.00
MONTH TO DATE 0.07 0.12 -0.05 0.00
SINCE DEC 1 0.07 0.12 -0.05 0.00
SINCE JAN 1 11.76 11.73 0.03 9.12
SNOWFALL (IN)
TODAY MM 0.4 MM 0.0
MONTH TO DATE 1.0 2.1 -1.1 0.0
SINCE DEC 1 1.0 2.1 -1.1 0.0
SINCE JUL 1 5.3 19.5 -14.2 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 27 39 -12 27
MONTH TO DATE 217 229 -12 180
SINCE DEC 1 217 229 -12 180
SINCE JUL 1 1643 2031 -388 1680
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 467 443 24 538
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.8
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 85
LOWEST 47
AVERAGE 66
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 57 1939
MINIMUM TEMPERATURE (F) 16 -27 2016
SUNRISE AND SUNSET
DECEMBER 6 2025......SUNRISE 7:23 AM MST SUNSET 4:31 PM MST
DECEMBER 7 2025......SUNRISE 7:24 AM MST SUNSET 4:31 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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