Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 010045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON JUN 30 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR JUNE 30 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 4:46 PM 102 1990 85 0 96
MINIMUM 46 3:41 AM 35 1968 49 -3 50
AVERAGE 66 67 -1 73
PRECIPITATION (IN)
TODAY 0.00 0.34 1984 0.04 -0.04 T
MONTH TO DATE 0.53 1.34 -0.81 0.80
SINCE JUN 1 0.53 1.34 -0.81 0.80
SINCE JAN 1 5.45 6.85 -1.40 6.06
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 2 -2 0
MONTH TO DATE 91 127 -36 54
SINCE JUN 1 91 127 -36 54
SINCE JUL 1 7022 7487 -465 7001
COOLING
TODAY 1 4 -3 8
MONTH TO DATE 75 51 24 103
SINCE JUN 1 75 51 24 103
SINCE JAN 1 75 55 20 106
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93
LOWEST 17
AVERAGE 55
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 100 2012
MINIMUM TEMPERATURE (F) 50 37 1968
SUNRISE AND SUNSET
JUNE 30 2025..........SUNRISE 5:31 AM MDT SUNSET 8:49 PM MDT
JULY 1 2025..........SUNRISE 5:31 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.
$$