774
CDUS45 KRIW 100045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE JUN 09 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 9 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 80 2:33 PM 93 1973 77 3 85
2001
2018
MINIMUM 46 4:30 AM 27 2019 44 2 35
AVERAGE 63 60 3 60
PRECIPITATION (IN)
TODAY T 1.06 1986 0.05 -0.05 0.00
MONTH TO DATE T 0.49 -0.49 0.23
SINCE JUN 1 T 0.49 -0.49 0.23
SINCE JAN 1 3.65 6.00 -2.35 5.15
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 29.6 71.8 -42.2 26.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 2 6 -4 5
MONTH TO DATE 12 60 -48 69
SINCE JUN 1 12 60 -48 69
SINCE JUL 1 5760 7420 -1660 7000
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 14 8 6 3
SINCE JUN 1 14 8 6 3
SINCE JAN 1 15 12 3 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 61 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 17.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80
LOWEST 17
AVERAGE 49
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 94 1988
MINIMUM TEMPERATURE (F) 44 25 2019
SUNRISE AND SUNSET
JUNE 9 2026..........SUNRISE 5:27 AM MDT SUNSET 8:44 PM MDT
JUNE 10 2026..........SUNRISE 5:27 AM MDT SUNSET 8:44 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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