150
CDUS45 KRIW 250733
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT SUN MAY 25 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 24 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 64 12:23 PM 86 1967 70 -6 66
MINIMUM 46 11:55 PM 26 2022 40 6 30
AVERAGE 55 55 0
PRECIPITATION (IN)
YESTERDAY 0.26 0.66 2010 0.07 0.19 0.00
MONTH TO DATE 1.00 1.73 -0.73 2.44
SINCE MAR 1 3.92 3.98 -0.06 4.23
SINCE JAN 1 4.64 5.03 -0.39 5.26
SNOWFALL (IN)
YESTERDAY MM 0.5 1950 0.0 MM 0.0
MONTH TO DATE 0.3 2.4 -2.1 3.9
SINCE MAR 1 16.0 23.2 -7.2 13.2
SINCE JUL 1 26.5 71.5 -45.0 42.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 10 10 0 17
MONTH TO DATE 318 349 -31 404
SINCE MAR 1 1867 1938 -71 1930
SINCE JUL 1 6882 7300 -418 6885
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 11.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 PM
LOWEST 58 12:00 PM
AVERAGE 78
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 85 1969
2003
2006
MINIMUM TEMPERATURE (F) 40 27 2020
SUNRISE AND SUNSET
MAY 25 2025...........SUNRISE 5:34 AM MDT SUNSET 8:32 PM MDT
MAY 26 2025...........SUNRISE 5:33 AM MDT SUNSET 8:33 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