468
CDUS45 KRIW 150735
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
135 AM MDT WED OCT 15 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 14 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 71 1:16 PM 80 1958 60 11 77
MINIMUM 32 3:06 AM 9 1969 31 1 29
AVERAGE 52 46 6
PRECIPITATION (IN)
YESTERDAY T 0.53 1957 0.05 -0.05 0.00
MONTH TO DATE 0.69 0.62 0.07 0.00
SINCE SEP 1 3.24 1.57 1.67 0.24
SINCE JAN 1 10.55 10.40 0.15 7.22
SNOWFALL (IN)
YESTERDAY 0.0 1.7 1970 0.2 -0.2 0.0
MONTH TO DATE 0.0 2.7 -2.7 0.0
SINCE SEP 1 0.0 4.2 -4.2 0.0
SINCE JUL 1 0.0 4.2 -4.2 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 13 19 -6 12
MONTH TO DATE 185 229 -44 131
SINCE SEP 1 298 443 -145 233
SINCE JUL 1 308 488 -180 271
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 25 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 2:00 AM
LOWEST 28 2:00 PM
AVERAGE 62
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 80 1958
1991
MINIMUM TEMPERATURE (F) 31 17 2018
SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE 7:20 AM MDT SUNSET 6:23 PM MDT
OCTOBER 16 2025.......SUNRISE 7:21 AM MDT SUNSET 6:21 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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