646
CDUS45 KRIW 060737
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
137 AM MDT WED AUG 06 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 5 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 94 3:06 PM 102 1979 89 5 94
MINIMUM 56 3:16 AM 39 1980 54 2 52
AVERAGE 75 72 3
PRECIPITATION (IN)
YESTERDAY 0.00 0.25 1942 0.03 -0.03 0.00
MONTH TO DATE 0.22 0.16 0.06 T
SINCE JUN 1 1.89 2.69 -0.80 1.33
SINCE JAN 1 6.81 8.20 -1.39 6.59
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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 96 140 -44 70
SINCE JUL 1 5 14 -9 16
COOLING
YESTERDAY 10 7 3 8
MONTH TO DATE 28 35 -7 48
SINCE JUN 1 330 286 44 336
SINCE JAN 1 330 290 40 339
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WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 8 3:00 PM
AVERAGE 49
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 101 2001
MINIMUM TEMPERATURE (F) 54 40 1996
SUNRISE AND SUNSET
AUGUST 6 2025........SUNRISE 6:03 AM MDT SUNSET 8:20 PM MDT
AUGUST 7 2025........SUNRISE 6:04 AM MDT SUNSET 8:19 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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