848
CDUS45 KRIW 300727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT FRI MAY 30 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 29 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 72 4:52 PM 95 2003 72 0 86
MINIMUM 41 3:53 AM 29 1947 41 0 49
AVERAGE 57 57 0
PRECIPITATION (IN)
YESTERDAY 0.00 1.19 1971 0.07 -0.07 T
MONTH TO DATE 1.28 2.08 -0.80 2.44
SINCE MAR 1 4.20 4.33 -0.13 4.23
SINCE JAN 1 4.92 5.38 -0.46 5.26
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2021 0.1 -0.1 0.0
MONTH TO DATE 0.3 2.6 -2.3 3.9
SINCE MAR 1 16.0 23.4 -7.4 13.2
SINCE JUL 1 26.5 71.7 -45.2 42.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 8 0 0
MONTH TO DATE 363 394 -31 447
SINCE MAR 1 1912 1983 -71 1973
SINCE JUL 1 6927 7345 -418 6928
COOLING
YESTERDAY 0 0 0 3
MONTH TO DATE 0 0 0 3
SINCE MAR 1 0 0 0 3
SINCE JAN 1 0 0 0 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 31 4:00 PM
AVERAGE 66
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 1984
MINIMUM TEMPERATURE (F) 42 29 2004
2006
2010
SUNRISE AND SUNSET
MAY 30 2025...........SUNRISE 5:31 AM MDT SUNSET 8:37 PM MDT
MAY 31 2025...........SUNRISE 5:30 AM MDT SUNSET 8:38 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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