963
CDUS45 KRIW 180045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST MON NOV 17 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR NOVEMBER 17 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 50 2:07 PM 70 1999 45 5 46
MINIMUM 40 2:54 AM -11 2022 22 18 27
AVERAGE 45 34 11 37
PRECIPITATION (IN)
TODAY 0.01 0.22 2018 0.02 -0.01 0.00
MONTH TO DATE 0.01 0.38 -0.37 0.12
SINCE SEP 1 4.12 2.52 1.60 1.87
SINCE JAN 1 11.43 11.35 0.08 8.85
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE T 4.9 -4.9 T
SINCE SEP 1 1.3 13.4 -12.1 T
SINCE JUL 1 1.3 13.4 -12.1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 20 32 -12 28
MONTH TO DATE 322 485 -163 480
SINCE SEP 1 977 1310 -333 1040
SINCE JUL 1 987 1355 -368 1078
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 17.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89
LOWEST 54
AVERAGE 72
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 68 2008
MINIMUM TEMPERATURE (F) 21 -9 2022
SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE 7:01 AM MST SUNSET 4:40 PM MST
NOVEMBER 18 2025......SUNRISE 7:02 AM MST SUNSET 4:40 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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