680
CDUS45 KRIW 110045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN MAY 10 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 10 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 75 4:38 PM 81 2012 64 11 81
2025
MINIMUM 34 1:59 AM 26 2006 38 -4 43
AVERAGE 55 51 4 62
PRECIPITATION (IN)
TODAY 0.00 0.92 2005 0.07 -0.07 0.00
MONTH TO DATE 0.09 0.62 -0.53 0.53
SINCE MAR 1 0.66 2.47 -1.81 3.41
SINCE JAN 1 0.93 3.16 -2.23 3.91
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.5 0.9
SINCE MAR 1 8.1 18.2
SINCE JUL 1 16.1 30.7
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 10 14 -4 3
MONTH TO DATE 141 158 -17 131
SINCE MAR 1 1266 1717 -451 1621
SINCE JUL 1 5559 7595 -2036 6968
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 13 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 5.2
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 96
LOWEST 14
AVERAGE 55
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 83 2007
MINIMUM TEMPERATURE (F) 38 24 1999
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 5:56 AM MDT SUNSET 8:25 PM MDT
MAY 11 2026...........SUNRISE 5:55 AM MDT SUNSET 8:26 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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