894
CDUS45 KRIW 010730
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1230 AM MST SUN FEB 01 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 31 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 56R 2:43 PM 51 2009 32 24 29
MINIMUM 34 7:53 AM -31 2023 9 25 3
AVERAGE 45 20 25 16
PRECIPITATION (IN)
YESTERDAY 0.00 0.06 0.01 -0.01 0.00
MONTH TO DATE 0.05 0.29 -0.24 0.42
SINCE DEC 1 0.23 0.55 -0.32 0.47
SINCE JAN 1 0.05 0.29 -0.24 0.42
SNOWFALL (IN)
YESTERDAY 0.0 1.7 1998 0.0
MONTH TO DATE 0.6 6.3
SINCE DEC 1 2.1 7.3
SINCE JUL 1 4.1 11.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 20 45 -25 49
MONTH TO DATE 1093 1419 -326 1628
SINCE DEC 1 2005 2826 -821 2722
SINCE JUL 1 3448 4723 -1275 4239
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 33 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 17.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 1:00 AM
LOWEST 18 2:00 PM
AVERAGE 36
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 57 2003
MINIMUM TEMPERATURE (F) 9 -17 2011
SUNRISE AND SUNSET
FEBRUARY 1 2026......SUNRISE 7:29 AM MST SUNSET 5:27 PM MST
FEBRUARY 2 2026......SUNRISE 7:28 AM MST SUNSET 5:28 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page