032
CDUS45 KRIW 200045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE MAY 19 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 19 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 56 4:45 PM 89 2009 68 -12 56
MINIMUM 29R 5:07 AM 31 2003 41 -12 40
2019
AVERAGE 43 54 -11 48
PRECIPITATION (IN)
TODAY 0.00 1.91 2011 0.07 -0.07 0.09
MONTH TO DATE 0.28 1.22 -0.94 1.06
SINCE MAR 1 0.85 3.07 -2.22 3.94
SINCE JAN 1 1.12 3.76 -2.64 4.44
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 22 11 11 17
MONTH TO DATE 229 269 -40 231
SINCE MAR 1 1354 1828 -474 1721
SINCE JUL 1 5647 7706 -2059 7068
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 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 6.0
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 92
LOWEST 15
AVERAGE 54
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 87 2006
MINIMUM TEMPERATURE (F) 41 26 2003
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 5:46 AM MDT SUNSET 8:35 PM MDT
MAY 20 2026...........SUNRISE 5:46 AM MDT SUNSET 8:36 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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