659
CDUS45 KRIW 220045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST FRI NOV 21 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 21 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 52 3:06 PM 61 2006 40 12 50
MINIMUM 27 7:32 AM -4 2015 17 10 18
AVERAGE 40 28 12 34
PRECIPITATION (IN)
TODAY 0.00 0.09 2016 0.01 -0.01 0.00
MONTH TO DATE 0.25 0.24 0.01 0.15
SINCE SEP 1 2.67 1.84 0.83 0.79
SINCE JAN 1 8.92 8.20 0.72 6.22
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.7
SINCE SEP 1 T 3.8
SINCE JUL 1 T 3.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 25 37 -12 31
MONTH TO DATE 453 674 -221 654
SINCE SEP 1 1108 1507 -399 1174
SINCE JUL 1 1111 1543 -432 1192
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 37 31 6 68
SINCE JAN 1 611 499 112 610
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.1
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 43
AVERAGE 70
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 61 2006
MINIMUM TEMPERATURE (F) 16 -1 2013
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 7:14 AM MST SUNSET 4:45 PM MST
NOVEMBER 22 2025......SUNRISE 7:15 AM MST SUNSET 4:44 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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