361
CDUS45 KRIW 190045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED JUN 18 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 18 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 88 4:13 PM 97 1994 81 7 67
MINIMUM 45 12:23 AM 31 2020 46 -1 37
AVERAGE 67 63 4 52
PRECIPITATION (IN)
TODAY 0.00 0.83 1946 0.04 -0.04 0.03
MONTH TO DATE 0.52 0.87 -0.35 0.58
SINCE JUN 1 0.52 0.87 -0.35 0.58
SINCE JAN 1 5.44 6.38 -0.94 5.84
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 26.5 71.8 -45.3 42.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 3 -3 13
MONTH TO DATE 73 99 -26 37
SINCE JUN 1 73 99 -26 37
SINCE JUL 1 7004 7459 -455 6984
COOLING
TODAY 2 2 0 0
MONTH TO DATE 31 20 11 40
SINCE JUN 1 31 20 11 40
SINCE JAN 1 31 24 7 43
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 9.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 10
AVERAGE 54
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 1989
MINIMUM TEMPERATURE (F) 46 38 2007
SUNRISE AND SUNSET
JUNE 18 2025..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT
JUNE 19 2025..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page