064
CDUS45 KRIW 120037
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
637 PM MDT MON AUG 11 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 11 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 85 3:30 PM 99 2000 88 -3 84
MINIMUM 44 2:36 AM 39 2004 53 -9 51
AVERAGE 65 70 -5 68
PRECIPITATION (IN)
TODAY 0.00 0.68 2022 0.02 -0.02 0.00
MONTH TO DATE 0.22 0.34 -0.12 0.15
SINCE JUN 1 1.89 2.87 -0.98 1.48
SINCE JAN 1 6.81 8.38 -1.57 6.74
SNOWFALL (IN)
TODAY 0.0 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
TODAY 0 0 0 0
MONTH TO DATE 4 0 4 6
SINCE JUN 1 100 140 -40 76
SINCE JUL 1 9 14 -5 22
COOLING
TODAY 0 6 -6 3
MONTH TO DATE 49 72 -23 75
SINCE JUN 1 351 323 28 363
SINCE JAN 1 351 327 24 366
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83
LOWEST 20
AVERAGE 52
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 100 2018
MINIMUM TEMPERATURE (F) 53 37 2004
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 6:08 AM MDT SUNSET 8:13 PM MDT
AUGUST 12 2025........SUNRISE 6:09 AM MDT SUNSET 8:12 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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