487
CDUS45 KRIW 010731
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1231 AM MST MON DEC 01 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR NOVEMBER 30 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 16 12:47 PM 63 1999 39 -23 41
MINIMUM -13 12:14 AM -17 1985 18 -31 16
AVERAGE 2 28 -26
PRECIPITATION (IN)
YESTERDAY 0.00 0.73 2019 0.02 -0.02 0.00
MONTH TO DATE 0.27 0.64 -0.37 0.39
SINCE SEP 1 4.38 2.78 1.60 2.14
SINCE JAN 1 11.69 11.61 0.08 9.12
SNOWFALL (IN)
YESTERDAY 0.0 3.9 2019 0.3 -0.3 0.0
MONTH TO DATE 3.0 8.9 -5.9 T
SINCE SEP 1 4.3 17.4 -13.1 T
SINCE JUL 1 4.3 17.4 -13.1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 63 37 26 36
MONTH TO DATE 761 932 -171 902
SINCE SEP 1 1416 1757 -341 1462
SINCE JUL 1 1426 1802 -376 1500
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 17 31 -14 63
SINCE JAN 1 467 443 24 538
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 95 7:00 PM
LOWEST 70 12:00 PM
AVERAGE 83
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 63 1995
2021
MINIMUM TEMPERATURE (F) 17 -23 1985
SUNRISE AND SUNSET
DECEMBER 1 2025......SUNRISE 7:17 AM MST SUNSET 4:32 PM MST
DECEMBER 2 2025......SUNRISE 7:19 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.
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