493
CDUS45 KRIW 310045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN AUG 30 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 30 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 80 4:20 PM 92 1999 81 -1 78
2008
2013
MINIMUM 54 5:53 AM 42 2020 50 4 52
AVERAGE 67 66 1 65
PRECIPITATION (IN)
TODAY 0.00 0.60 2003 0.02 -0.02 0.02
MONTH TO DATE 0.68 0.41 0.27 0.52
SINCE JUN 1 1.54 1.89 -0.35 1.73
SINCE JAN 1 2.97 6.35 -3.38 6.25
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 0
MONTH TO DATE 2 22 -20 3
SINCE JUN 1 72 147 -75 81
SINCE JUL 1 2 32 -30 3
COOLING
TODAY 2 3 -1 0
MONTH TO DATE 249 167 82 182
SINCE JUN 1 689 458 231 567
SINCE JAN 1 712 466 246 573
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 14
AVERAGE 46
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 92 1996
2011
2022
MINIMUM TEMPERATURE (F) 50 36 2020
SUNRISE AND SUNSET
AUGUST 30 2026........SUNRISE 6:36 AM MDT SUNSET 7:52 PM MDT
AUGUST 31 2026........SUNRISE 6:37 AM MDT SUNSET 7:50 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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