284
CDUS45 KRIW 270045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE MAY 26 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 26 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 76 1:23 PM 91 2006 71 5 71
MINIMUM 44 4:46 AM 29 1950 41 3 44
1989
AVERAGE 60 56 4 58
PRECIPITATION (IN)
TODAY 0.08 0.96 1997 0.07 0.01 0.00
MONTH TO DATE 1.67 1.87 -0.20 1.00
SINCE MAR 1 3.11 4.12 -1.01 3.92
SINCE JAN 1 3.65 5.17 -1.52 4.64
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 2.5 2.5 0.0 0.3
SINCE MAR 1 13.9 23.3 -9.4 16.0
SINCE JUL 1 29.6 71.6 -42.0 26.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 5 9 -4 7
MONTH TO DATE 353 368 -15 335
SINCE MAR 1 1559 1957 -398 1884
SINCE JUL 1 5736 7319 -1583 6899
COOLING
TODAY 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 28 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86
LOWEST 32
AVERAGE 59
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 1969
MINIMUM TEMPERATURE (F) 41 30 1950
SUNRISE AND SUNSET
MAY 26 2026...........SUNRISE 5:33 AM MDT SUNSET 8:33 PM MDT
MAY 27 2026...........SUNRISE 5:33 AM MDT SUNSET 8:34 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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