Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 270732
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT WED AUG 27 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR AUGUST 26 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 85 3:51 PM 98 1994 84 1 75
MINIMUM 48 5:28 AM 39 2005 49 -1 47
AVERAGE 67 67 0
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 2006 0.02 -0.02 0.15
MONTH TO DATE 0.23 0.69 -0.46 0.39
SINCE JUN 1 1.90 3.22 -1.32 1.72
SINCE JAN 1 6.82 8.73 -1.91 6.98
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 4
MONTH TO DATE 4 17 -13 10
SINCE JUN 1 100 157 -57 80
SINCE JUL 1 9 31 -22 26
COOLING
YESTERDAY 2 3 -1 0
MONTH TO DATE 143 141 2 179
SINCE JUN 1 445 392 53 467
SINCE JAN 1 445 396 49 470
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 4:00 AM
LOWEST 17 6:00 PM
AVERAGE 42
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 96 1995
2011
2012
MINIMUM TEMPERATURE (F) 49 37 1976
SUNRISE AND SUNSET
AUGUST 27 2025........SUNRISE 6:25 AM MDT SUNSET 7:48 PM MDT
AUGUST 28 2025........SUNRISE 6:26 AM MDT SUNSET 7:47 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$