807
CDUS45 KRIW 290045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE APR 28 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 28 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 4:34 PM 83 2007 60 -4 46
MINIMUM 30 5:39 AM 22 2005 33 -3 34
AVERAGE 43 46 -3 40
PRECIPITATION (IN)
TODAY 0.03 0.87 2017 0.06 -0.03 0.20
MONTH TO DATE 0.39 1.10 -0.71 1.02
SINCE MAR 1 0.54 1.75 -1.21 2.74
SINCE JAN 1 0.81 2.44 -1.63 3.24
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 4.3 4.0
SINCE MAR 1 7.6 17.3
SINCE JUL 1 15.6 29.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 22 18 4 25
MONTH TO DATE 539 609 -70 615
SINCE MAR 1 1082 1521 -439 1455
SINCE JUL 1 5375 7399 -2024 6802
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 23 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 21
AVERAGE 61
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 84 2007
MINIMUM TEMPERATURE (F) 34 21 2017
2019
SUNRISE AND SUNSET
APRIL 28 2026.........SUNRISE 6:12 AM MDT SUNSET 8:12 PM MDT
APRIL 29 2026.........SUNRISE 6:10 AM MDT SUNSET 8:13 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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