691
CDUS45 KRIW 130045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN OCT 12 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 12 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 58 12:12 AM 81 1991 61 -3 75
MINIMUM 40 6:29 AM 9 1969 32 8 34
AVERAGE 49 47 2 55
PRECIPITATION (IN)
TODAY T 1.34 2023 0.04 -0.04 0.00
MONTH TO DATE 0.69 0.53 0.16 0.00
SINCE SEP 1 3.24 1.48 1.76 0.24
SINCE JAN 1 10.55 10.31 0.24 7.22
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 0.0 2.3 -2.3 0.0
SINCE SEP 1 0.0 3.8 -3.8 0.0
SINCE JUL 1 0.0 3.8 -3.8 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 16 18 -2 10
MONTH TO DATE 145 191 -46 103
SINCE SEP 1 258 405 -147 205
SINCE JUL 1 268 450 -182 243
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 40 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 26.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65
LOWEST 24
AVERAGE 45
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 80 1958
MINIMUM TEMPERATURE (F) 32 9 1969
SUNRISE AND SUNSET
OCTOBER 12 2025.......SUNRISE 7:16 AM MDT SUNSET 6:28 PM MDT
OCTOBER 13 2025.......SUNRISE 7:17 AM MDT SUNSET 6:26 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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