026
CDUS45 KRIW 260045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON MAY 25 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 25 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 81 4:19 PM 85 1969 71 10 64
2003
2006
MINIMUM 49 4:09 AM 27 2020 40 9 45
AVERAGE 65 56 9 55
PRECIPITATION (IN)
TODAY 0.00 0.78 1962 0.07 -0.07 T
MONTH TO DATE 1.59 1.80 -0.21 1.00
SINCE MAR 1 3.03 4.05 -1.02 3.92
SINCE JAN 1 3.57 5.10 -1.53 4.64
SNOWFALL (IN)
TODAY MM 0.1 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 0 10 -10 10
MONTH TO DATE 348 359 -11 328
SINCE MAR 1 1554 1948 -394 1877
SINCE JUL 1 5731 7310 -1579 6892
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 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.0
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 71
LOWEST 19
AVERAGE 45
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 2006
MINIMUM TEMPERATURE (F) 41 29 1950
1989
SUNRISE AND SUNSET
MAY 25 2026...........SUNRISE 5:34 AM MDT SUNSET 8:32 PM MDT
MAY 26 2026...........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.
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