924
CDUS45 KRIW 130045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED AUG 12 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 12 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 MM 100 2018 88 0 90
MINIMUM 58 MM 37 2004 53 5 49
AVERAGE 73 70 3 70
PRECIPITATION (IN)
TODAY T 0.57 1966 0.03 -0.03 0.00
MONTH TO DATE T 0.37 -0.37 0.22
SINCE JUN 1 0.68 2.90 -2.22 1.89
SINCE JAN 1 4.33 8.41 -4.08 6.81
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 4
SINCE JUN 1 95 140 -45 100
SINCE JUL 1 3 14 -11 9
COOLING
TODAY 8 6 2 5
MONTH TO DATE 103 78 25 54
SINCE JUN 1 480 329 151 356
SINCE JAN 1 481 333 148 356
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 7.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60
LOWEST 26
AVERAGE 43
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 99 2000
MINIMUM TEMPERATURE (F) 52 38 2002
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 6:09 AM MDT SUNSET 8:12 PM MDT
AUGUST 13 2026........SUNRISE 6:10 AM MDT SUNSET 8:11 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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