078
CDUS45 KRIW 270728
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT DEC 27 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 26 2025
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)
YESTERDAY
MAXIMUM 48R 2:45 PM 47 2006 29 19 38
MINIMUM 30 11:54 PM -11 2002 7 23 23
AVERAGE 39 18 21 31
PRECIPITATION (IN)
YESTERDAY 0.03 0.25 0.01 0.02 0.00
MONTH TO DATE 0.18 0.22 -0.04 T
SINCE DEC 1 0.18 0.22 -0.04 T
SINCE JAN 1 9.14 8.52 0.62 6.22
SNOWFALL (IN)
YESTERDAY T 3.5 2003 0.0
MONTH TO DATE 1.5 T
SINCE DEC 1 1.5 T
SINCE JUL 1 3.5 3.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 26 47 -21 34
MONTH TO DATE 704 1174 -470 909
SINCE DEC 1 704 1174 -470 909
SINCE JUL 1 2147 3071 -924 2426
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 611 499 112 610
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 13.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 10:00 PM
LOWEST 49 1:00 PM
AVERAGE 75
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THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 29 45 2005
MINIMUM TEMPERATURE (F) 7 -10 2017
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:44 AM MST SUNSET 4:46 PM MST
DECEMBER 28 2025......SUNRISE 7:45 AM MST SUNSET 4:47 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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