146
CDUS45 KRIW 090730
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SAT AUG 09 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 8 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 83 1:29 PM 98 1983 89 -6 69
2001
MINIMUM 48 11:40 PM 44 1996 54 -6 53
AVERAGE 66 71 -5
PRECIPITATION (IN)
YESTERDAY 0.00 0.29 2023 0.03 -0.03 0.00
MONTH TO DATE 0.22 0.26 -0.04 T
SINCE JUN 1 1.89 2.79 -0.90 1.33
SINCE JAN 1 6.81 8.30 -1.49 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 4
MONTH TO DATE 0 0 0 4
SINCE JUN 1 96 140 -44 74
SINCE JUL 1 5 14 -9 20
COOLING
YESTERDAY 1 6 -5 0
MONTH TO DATE 49 54 -5 70
SINCE JUN 1 351 305 46 358
SINCE JAN 1 351 309 42 361
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 6:00 AM
LOWEST 21 1:00 PM
AVERAGE 46
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 99 1992
MINIMUM TEMPERATURE (F) 53 41 1995
SUNRISE AND SUNSET
AUGUST 9 2025........SUNRISE 6:06 AM MDT SUNSET 8:16 PM MDT
AUGUST 10 2025........SUNRISE 6:07 AM MDT SUNSET 8:15 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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