379
CDUS45 KRIW 270045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE AUG 26 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 26 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 83 2:51 PM 93 2010 83 0 73
MINIMUM 54 5:26 AM 44 2004 51 3 49
2016
AVERAGE 69 67 2 61
PRECIPITATION (IN)
TODAY 0.00 0.12 2006 0.01 -0.01 0.10
MONTH TO DATE 0.01 0.35 -0.34 0.32
SINCE JUN 1 1.22 1.83 -0.61 0.79
SINCE JAN 1 5.74 6.29 -0.55 5.43
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.0
SINCE JUN 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 2 -2 4
MONTH TO DATE 2 14 -12 5
SINCE JUN 1 80 139 -59 45
SINCE JUL 1 2 24 -22 12
COOLING
TODAY 4 4 0 0
MONTH TO DATE 182 155 27 178
SINCE JUN 1 567 446 121 533
SINCE JAN 1 573 454 119 533
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 5.7
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 51
LOWEST 13
AVERAGE 32
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 2011
MINIMUM TEMPERATURE (F) 51 44 2024
SUNRISE AND SUNSET
AUGUST 26 2025........SUNRISE 6:32 AM MDT SUNSET 7:58 PM MDT
AUGUST 27 2025........SUNRISE 6:33 AM MDT SUNSET 7:56 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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