705
CDUS45 KRIW 070736
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1236 AM MST SUN DEC 07 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 6 2025
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)
YESTERDAY
MAXIMUM 45 2:36 PM 63 1939 36 9 49
MINIMUM 25 9:50 PM -24 1972 16 9 26
AVERAGE 35 26 9
PRECIPITATION (IN)
YESTERDAY 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)
YESTERDAY T 2.7 1957 0.4 -0.4 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 T
DEGREE DAYS
HEATING
YESTERDAY 30 39 -9 27
MONTH TO DATE 220 229 -9 180
SINCE DEC 1 220 229 -9 180
SINCE JUL 1 1646 2031 -385 1680
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 9.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 7:00 PM
LOWEST 47 2:00 PM
AVERAGE 70
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 57 1939
MINIMUM TEMPERATURE (F) 16 -27 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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