564
CDUS45 KRIW 280754
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
154 AM MDT TUE OCT 28 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 27 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 53 12:49 PM 74 1983 55 -2 68
2016
MINIMUM 29 10:01 PM -4 2019 27 2 37
AVERAGE 41 41 0
PRECIPITATION (IN)
YESTERDAY 0.06 0.50 1975 0.03 0.03 0.00
MONTH TO DATE 1.56 1.07 0.49 0.46
SINCE SEP 1 4.11 2.02 2.09 0.70
SINCE JAN 1 11.42 10.85 0.57 7.68
SNOWFALL (IN)
YESTERDAY MM 6.8 1975 0.2 MM 0.0
MONTH TO DATE 0.3 5.9 -5.6 T
SINCE SEP 1 0.3 7.4 -7.1 T
SINCE JUL 1 0.3 7.4 -7.1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 24 24 0 12
MONTH TO DATE 423 514 -91 345
SINCE SEP 1 536 728 -192 447
SINCE JUL 1 546 773 -227 485
COOLING
YESTERDAY 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 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 12.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
SNOW
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 PM
LOWEST 29 1:00 PM
AVERAGE 65
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 75 1990
MINIMUM TEMPERATURE (F) 27 -2 2019
SUNRISE AND SUNSET
OCTOBER 28 2025.......SUNRISE 7:36 AM MDT SUNSET 6:03 PM MDT
OCTOBER 29 2025.......SUNRISE 7:37 AM MDT SUNSET 6:02 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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