225
CDUS45 KRIW 170046
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
646 PM MDT THU OCT 16 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 16 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 46 1:22 AM 77 2024 58 -12 77
MINIMUM 38 12:34 PM 19 1999 31 7 37
AVERAGE 42 45 -3 57
PRECIPITATION (IN)
TODAY 0.40 0.67 1998 0.04 0.36 T
MONTH TO DATE 1.43 0.56 0.87 T
SINCE SEP 1 2.42 1.33 1.09 0.07
SINCE JAN 1 8.67 7.69 0.98 5.50
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T 0.0
SINCE SEP 1 T 0.0
SINCE JUL 1 T 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 23 20 3 8
MONTH TO DATE 225 270 -45 110
SINCE SEP 1 322 475 -153 196
SINCE JUL 1 325 511 -186 214
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 37 31 6 68
SINCE JAN 1 611 499 112 610
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 76
AVERAGE 88
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 74 2003
2023
MINIMUM TEMPERATURE (F) 31 16 1999
SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE 7:29 AM MDT SUNSET 6:29 PM MDT
OCTOBER 17 2025.......SUNRISE 7:30 AM MDT SUNSET 6:27 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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