448
CDUS45 KRIW 080045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST SUN DEC 07 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 7 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 42 12:36 PM 57 1939 36 6 51
MINIMUM 25 6:18 AM -27 2016 16 9 33
AVERAGE 34 26 8 42
PRECIPITATION (IN)
TODAY 0.00 0.38 1953 0.02 -0.02 0.00
MONTH TO DATE 0.07 0.14 -0.07 0.00
SINCE DEC 1 0.07 0.14 -0.07 0.00
SINCE JAN 1 11.76 11.75 0.01 9.12
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE 1.0 2.4 -1.4 0.0
SINCE DEC 1 1.0 2.4 -1.4 0.0
SINCE JUL 1 5.3 19.8 -14.5 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 31 39 -8 23
MONTH TO DATE 251 268 -17 203
SINCE DEC 1 251 268 -17 203
SINCE JUL 1 1677 2070 -393 1703
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 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 11.6
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 92
LOWEST 33
AVERAGE 63
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 60 1939
MINIMUM TEMPERATURE (F) 16 -33 2016
SUNRISE AND SUNSET
DECEMBER 7 2025......SUNRISE 7:24 AM MST SUNSET 4:31 PM MST
DECEMBER 8 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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