435
CDUS45 KRIW 170728
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT JAN 17 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 16 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 30 2:49 PM 54 2000 31 -1 27
MINIMUM 19 10:04 PM -23 2024 8 11 3
AVERAGE 25 19 6 15
PRECIPITATION (IN)
YESTERDAY T R T 0.01 -0.01 0.00
MONTH TO DATE 0.01 0.14 -0.13 0.24
SINCE DEC 1 0.19 0.40 -0.21 0.29
SINCE JAN 1 0.01 0.14 -0.13 0.24
SNOWFALL (IN)
YESTERDAY T 1.4 1997 0.0
MONTH TO DATE 0.2 3.8
SINCE DEC 1 1.7 4.8
SINCE JUL 1 3.7 8.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 40 46 -6 50
MONTH TO DATE 464 740 -276 765
SINCE DEC 1 1376 2147 -771 1859
SINCE JUL 1 2819 4044 -1225 3376
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 24 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 9.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 2:00 AM
LOWEST 23 2:00 PM
AVERAGE 52
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 50 2000
2009
MINIMUM TEMPERATURE (F) 8 -11 1997
SUNRISE AND SUNSET
JANUARY 17 2026.......SUNRISE 7:41 AM MST SUNSET 5:07 PM MST
JANUARY 18 2026.......SUNRISE 7:41 AM MST SUNSET 5:08 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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