228
CDUS45 KRIW 300726
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT THU OCT 30 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 29 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 62 2:56 PM 75 1968 54 8 41
MINIMUM 17 12:38 AM -9 2019 27 -10 30
AVERAGE 40 40 0
PRECIPITATION (IN)
YESTERDAY 0.00 0.85 2024 0.03 -0.03 0.85
MONTH TO DATE 1.56 1.13 0.43 1.32
SINCE SEP 1 4.11 2.08 2.03 1.56
SINCE JAN 1 11.42 10.91 0.51 8.54
SNOWFALL (IN)
YESTERDAY 0.0 5.0 2002 0.3 -0.3 MM
MONTH TO DATE 0.3 6.5 -6.2 T
SINCE SEP 1 0.3 8.0 -7.7 T
SINCE JUL 1 0.3 8.0 -7.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 25 0 29
MONTH TO DATE 483 563 -80 388
SINCE SEP 1 596 777 -181 490
SINCE JUL 1 606 822 -216 528
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
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WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 15.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 3:00 AM
LOWEST 19 3:00 PM
AVERAGE 44
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 75 1950
MINIMUM TEMPERATURE (F) 27 -9 2019
SUNRISE AND SUNSET
OCTOBER 30 2025.......SUNRISE 7:38 AM MDT SUNSET 6:00 PM MDT
OCTOBER 31 2025.......SUNRISE 7:39 AM MDT SUNSET 5:59 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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