Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 100728
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN AUG 10 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR AUGUST 9 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 82 2:26 PM 99 1992 89 -7 74
MINIMUM 39R 5:02 AM 41 1995 53 -14 51
AVERAGE 61 71 -10
PRECIPITATION (IN)
YESTERDAY 0.00 0.77 1974 0.03 -0.03 T
MONTH TO DATE 0.22 0.29 -0.07 T
SINCE JUN 1 1.89 2.82 -0.93 1.33
SINCE JAN 1 6.81 8.33 -1.52 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 4 0 4 2
MONTH TO DATE 4 0 4 6
SINCE JUN 1 100 140 -40 76
SINCE JUL 1 9 14 -5 22
COOLING
YESTERDAY 0 6 -6 0
MONTH TO DATE 49 60 -11 70
SINCE JUN 1 351 311 40 358
SINCE JAN 1 351 315 36 361
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 8.4
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 79 5:00 AM
LOWEST 13 3:00 PM
AVERAGE 46
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 2022
MINIMUM TEMPERATURE (F) 53 39 2002
SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE 6:07 AM MDT SUNSET 8:15 PM MDT
AUGUST 11 2025........SUNRISE 6:08 AM MDT SUNSET 8:13 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$