556
CDUS45 KRIW 120046
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
646 PM MDT SUN OCT 11 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 11 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 58 12:26 PM 79 1996 60 -2 72
MINIMUM 48 7:22 AM 10 2019 34 14 47
AVERAGE 53 47 6 60
PRECIPITATION (IN)
TODAY 0.02 1.11 2023 0.03 -0.01 T
MONTH TO DATE 0.02 0.40 -0.38 0.99
SINCE SEP 1 1.57 1.17 0.40 1.98
SINCE JAN 1 4.54 7.53 -2.99 8.23
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 T
SINCE SEP 1 0.0 T
SINCE JUL 1 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 12 18 -6 5
MONTH TO DATE 43 173 -130 128
SINCE SEP 1 128 378 -250 225
SINCE JUL 1 130 414 -284 228
COOLING
TODAY 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 17 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89
LOWEST 69
AVERAGE 79
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 77 1996
MINIMUM TEMPERATURE (F) 33 18 2008
SUNRISE AND SUNSET
OCTOBER 11 2026.......SUNRISE 7:23 AM MDT SUNSET 6:37 PM MDT
OCTOBER 12 2026.......SUNRISE 7:24 AM MDT SUNSET 6:36 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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