508
CDUS45 KRIW 240045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT THU OCT 23 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 23 2025
VALID TODAY AS OF 0600 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 52 9:00 AM 81 2003 56 -4 71
MINIMUM 30 3:00 AM -5 2020 29 1 21
AVERAGE 41 42 -1 46
PRECIPITATION (IN)
TODAY 0.00 0.25 1975 0.03 -0.03 0.00
MONTH TO DATE 1.49 0.95 0.54 0.45
SINCE SEP 1 4.04 1.90 2.14 0.69
SINCE JAN 1 11.35 10.73 0.62 7.67
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 0.3 4.9 -4.6 T
SINCE SEP 1 0.3 6.4 -6.1 T
SINCE JUL 1 0.3 6.4 -6.1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 24 23 1 19
MONTH TO DATE 363 420 -57 274
SINCE SEP 1 476 634 -158 376
SINCE JUL 1 486 679 -193 414
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 17 30 -13 63
SINCE JAN 1 467 442 25 538
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 8.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78
LOWEST 39
AVERAGE 59
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 77 1992
MINIMUM TEMPERATURE (F) 28 10 2020
SUNRISE AND SUNSET
OCTOBER 23 2025.......SUNRISE 7:29 AM MDT SUNSET 6:10 PM MDT
OCTOBER 24 2025.......SUNRISE 7:31 AM MDT SUNSET 6:09 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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