794
CDUS45 KRIW 060045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI SEP 05 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 5 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 68 2:04 PM 98 2020 81 -13 79
MINIMUM 42 5:42 AM 34 1965 46 -4 44
AVERAGE 55 63 -8 62
PRECIPITATION (IN)
TODAY 0.00 0.24 1993 0.03 -0.03 0.00
MONTH TO DATE 0.01 0.11 -0.10 0.15
SINCE SEP 1 0.01 0.11 -0.10 0.15
SINCE JAN 1 7.32 8.94 -1.62 7.13
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 10 4 6 3
MONTH TO DATE 13 16 -3 7
SINCE SEP 1 13 16 -3 7
SINCE JUL 1 23 61 -38 45
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 4 11 -7 25
SINCE SEP 1 4 11 -7 25
SINCE JAN 1 454 423 31 500
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65
LOWEST 27
AVERAGE 46
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 96 1978
2022
MINIMUM TEMPERATURE (F) 46 33 1956
2010
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 6:35 AM MDT SUNSET 7:33 PM MDT
SEPTEMBER 6 2025.....SUNRISE 6:36 AM MDT SUNSET 7:31 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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