Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 020731
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1231 AM MST TUE DEC 02 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 1 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 31 10:10 PM 63 1995 38 -7 48
2021
MINIMUM 4 12:07 AM -23 1985 17 -13 14
AVERAGE 18 28 -10
PRECIPITATION (IN)
YESTERDAY 0.00 1.24 1982 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE DEC 1 0.00 0.02 -0.02 0.00
SINCE JAN 1 11.69 11.63 0.06 9.12
SNOWFALL (IN)
YESTERDAY 0.0 16.5 1982 0.3 -0.3 0.0
MONTH TO DATE 0.0 0.3 -0.3 0.0
SINCE DEC 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 4.3 17.7 -13.4 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 47 37 10 34
MONTH TO DATE 47 37 10 34
SINCE DEC 1 47 37 10 34
SINCE JUL 1 1473 1839 -366 1534
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
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 15.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 AM
LOWEST 58 2:00 PM
AVERAGE 69
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 66 2021
MINIMUM TEMPERATURE (F) 17 -15 1985
SUNRISE AND SUNSET
DECEMBER 2 2025......SUNRISE 7:19 AM MST SUNSET 4:32 PM MST
DECEMBER 3 2025......SUNRISE 7:20 AM MST SUNSET 4:32 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$