329
CDUS45 KRIW 140045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN SEP 13 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 13 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 84 4:49 PM 90 2015 76 8 72
MINIMUM 47 5:43 AM 31 2014 46 1 49
AVERAGE 66 60 6 61
PRECIPITATION (IN)
TODAY 0.00 0.26 2023 0.03 -0.03 0.00
MONTH TO DATE T 0.25 -0.25 T
SINCE SEP 1 T 0.25 -0.25 T
SINCE JAN 1 2.97 6.61 -3.64 6.25
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.0
SINCE SEP 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 6 -6 4
MONTH TO DATE 8 52 -44 17
SINCE SEP 1 8 52 -44 17
SINCE JUL 1 10 88 -78 20
COOLING
TODAY 1 1 0 0
MONTH TO DATE 43 23 20 36
SINCE SEP 1 43 23 20 36
SINCE JAN 1 756 491 265 610
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.6
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 63
LOWEST 19
AVERAGE 41
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 85 2018
MINIMUM TEMPERATURE (F) 45 33 2003
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 6:51 AM MDT SUNSET 7:27 PM MDT
SEPTEMBER 14 2026.....SUNRISE 6:52 AM MDT SUNSET 7:25 PM MDT
- 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