876
CDUS45 KRIW 160045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI AUG 15 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 15 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 93 11:33 AM 95 1992 87 6 85
1994
2015
MINIMUM 49 4:38 AM 41 1974 52 -3 46
AVERAGE 71 70 1 66
PRECIPITATION (IN)
TODAY T 0.46 2009 0.03 -0.03 T
MONTH TO DATE 0.22 0.45 -0.23 0.19
SINCE JUN 1 1.89 2.98 -1.09 1.52
SINCE JAN 1 6.81 8.49 -1.68 6.78
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 1 -1 0
MONTH TO DATE 4 3 1 6
SINCE JUN 1 100 143 -43 76
SINCE JUL 1 9 17 -8 22
COOLING
TODAY 6 5 1 1
MONTH TO DATE 80 94 -14 90
SINCE JUN 1 382 345 37 378
SINCE JAN 1 382 349 33 381
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 7.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 15
AVERAGE 46
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 96 1982
1995
2002
MINIMUM TEMPERATURE (F) 52 38 2009
SUNRISE AND SUNSET
AUGUST 15 2025........SUNRISE 6:12 AM MDT SUNSET 8:07 PM MDT
AUGUST 16 2025........SUNRISE 6:13 AM MDT SUNSET 8:06 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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