285
CDUS45 KRIW 270045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE MAY 26 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 26 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 81 2:51 PM 87 2003 71 10 75
2006
MINIMUM 49 3:55 AM 34 2012 43 6 38
AVERAGE 65 57 8 57
PRECIPITATION (IN)
TODAY 0.00 2.00 2008 0.05 -0.05 0.00
MONTH TO DATE 0.57 1.64 -1.07 1.14
SINCE MAR 1 1.14 3.49 -2.35 4.02
SINCE JAN 1 1.41 4.18 -2.77 4.52
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.8 0.9
SINCE MAR 1 8.4 18.2
SINCE JUL 1 16.4 30.7
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 9 -9 8
MONTH TO DATE 295 336 -41 307
SINCE MAR 1 1420 1895 -475 1797
SINCE JUL 1 5713 7773 -2060 7144
COOLING
TODAY 0 0 0 0
MONTH TO DATE 8 0 8 3
SINCE MAR 1 8 0 8 3
SINCE JAN 1 8 0 8 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66
LOWEST 20
AVERAGE 43
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 87 2014
MINIMUM TEMPERATURE (F) 43 35 2012
SUNRISE AND SUNSET
MAY 26 2026...........SUNRISE 5:41 AM MDT SUNSET 8:42 PM MDT
MAY 27 2026...........SUNRISE 5:40 AM MDT SUNSET 8:42 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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