706
CDUS45 KRIW 180045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON AUG 17 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 17 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 83 2:54 PM 95 2013 86 -3 86
2020
MINIMUM 57 5:37 AM 41 2009 54 3 58
AVERAGE 70 70 0 72
PRECIPITATION (IN)
TODAY T 0.40 2003 0.02 -0.02 0.00
MONTH TO DATE 0.17 0.24 -0.07 0.01
SINCE JUN 1 1.03 1.72 -0.69 1.22
SINCE JAN 1 2.46 6.18 -3.72 5.74
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 1 -1 0
MONTH TO DATE 2 4 -2 2
SINCE JUN 1 72 129 -57 80
SINCE JUL 1 2 14 -12 2
COOLING
TODAY 5 5 0 7
MONTH TO DATE 145 116 29 127
SINCE JUN 1 585 407 178 512
SINCE JAN 1 608 415 193 518
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 9.4
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 57
LOWEST 24
AVERAGE 41
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 96 2010
MINIMUM TEMPERATURE (F) 53 44 2015
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:22 AM MDT SUNSET 8:13 PM MDT
AUGUST 18 2026........SUNRISE 6:23 AM MDT SUNSET 8:11 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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