806
CDUS45 KRIW 270730
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT TUE OCT 27 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 26 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 54 2:36 PM 69 1999 53 1 59
MINIMUM 31 7:06 AM -9 2020 27 4 37
AVERAGE 43 40 3 48
PRECIPITATION (IN)
YESTERDAY 0.00 0.40 0.01 -0.01 T
MONTH TO DATE 0.43 0.75 -0.32 1.43
SINCE SEP 1 1.98 1.52 0.46 2.42
SINCE JAN 1 4.95 7.88 -2.93 8.67
SNOWFALL (IN)
YESTERDAY 0.0 1.0 2019 0.0
MONTH TO DATE 0.0 T
SINCE SEP 1 0.0 T
SINCE JUL 1 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 22 25 -3 17
MONTH TO DATE 322 499 -177 413
SINCE SEP 1 407 704 -297 510
SINCE JUL 1 409 740 -331 513
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE SEP 1 48 31 17 37
SINCE JAN 1 761 499 262 611
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 52 3:00 PM
AVERAGE 76
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 69 2016
2018
MINIMUM TEMPERATURE (F) 27 3 2020
SUNRISE AND SUNSET
OCTOBER 27 2026.......SUNRISE 7:42 AM MDT SUNSET 6:12 PM MDT
OCTOBER 28 2026.......SUNRISE 7:44 AM MDT SUNSET 6:11 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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