449
CDUS45 KRIW 100736
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1236 AM MST SAT JAN 10 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 9 2026
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)
YESTERDAY
MAXIMUM 35 3:01 PM 47 1999 30 5 34
MINIMUM 14 8:00 AM -5 2023 7 7 14
AVERAGE 25 19 6 24
PRECIPITATION (IN)
YESTERDAY T 0.13 0.01 -0.01 0.01
MONTH TO DATE 0.01 0.08 -0.07 0.24
SINCE DEC 1 0.19 0.34 -0.15 0.29
SINCE JAN 1 0.01 0.08 -0.07 0.24
SNOWFALL (IN)
YESTERDAY T 3.7 2011 0.2
MONTH TO DATE 0.2 3.8
SINCE DEC 1 1.7 4.8
SINCE JUL 1 3.7 8.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 40 46 -6 41
MONTH TO DATE 265 418 -153 439
SINCE DEC 1 1177 1825 -648 1533
SINCE JUL 1 2620 3722 -1102 3050
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 15.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 24 1:00 PM
AVERAGE 55
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 49 2007
MINIMUM TEMPERATURE (F) 8 -6 2011
SUNRISE AND SUNSET
JANUARY 10 2026.......SUNRISE 7:44 AM MST SUNSET 4:59 PM MST
JANUARY 11 2026.......SUNRISE 7:44 AM MST SUNSET 5:00 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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