678
CDUS45 KRIW 240732
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1232 AM MST WED DEC 24 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 23 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 63R 2:39 PM 53 1994 34 29 48
MINIMUM 30 1:26 AM -39 1983 14 16 17
AVERAGE 47 24 23
PRECIPITATION (IN)
YESTERDAY 0.00 0.38 1982 0.02 -0.02 0.01
MONTH TO DATE 0.21 0.45 -0.24 0.02
SINCE DEC 1 0.21 0.45 -0.24 0.02
SINCE JAN 1 11.90 12.06 -0.16 9.14
SNOWFALL (IN)
YESTERDAY 0.0 7.0 1982 0.4 -0.4 0.0
MONTH TO DATE 2.0 8.2 -6.2 T
SINCE DEC 1 2.0 8.2 -6.2 T
SINCE JUL 1 6.3 25.6 -19.3 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 18 41 -23 32
MONTH TO DATE 627 918 -291 707
SINCE DEC 1 627 918 -291 707
SINCE JUL 1 2053 2720 -667 2207
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 30 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 16.0
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 64 1:00 AM
LOWEST 19 3:00 PM
AVERAGE 42
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 52 1955
MINIMUM TEMPERATURE (F) 14 -33 1983
SUNRISE AND SUNSET
DECEMBER 24 2025......SUNRISE 7:35 AM MST SUNSET 4:36 PM MST
DECEMBER 25 2025......SUNRISE 7:35 AM MST SUNSET 4:37 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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