295
CDUS45 KRIW 170732
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT FRI OCT 17 2025
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 16 2025
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)
YESTERDAY
MAXIMUM 46 12:23 AM 77 2024 58 -12 77
MINIMUM 34 9:23 PM 19 1999 31 3 37
AVERAGE 40 45 -5 57
PRECIPITATION (IN)
YESTERDAY 0.40 0.67 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)
YESTERDAY 0.0 5.2 1998 0.0
MONTH TO DATE T 0.0
SINCE SEP 1 T 0.0
SINCE JUL 1 T 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 20 5 8
MONTH TO DATE 227 270 -43 110
SINCE SEP 1 324 475 -151 196
SINCE JUL 1 327 511 -184 214
COOLING
YESTERDAY 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 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 10:00 AM
LOWEST 76 5:00 AM
AVERAGE 88
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 74 2003
2023
MINIMUM TEMPERATURE (F) 31 16 1999
SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE 7:30 AM MDT SUNSET 6:27 PM MDT
OCTOBER 18 2025.......SUNRISE 7:31 AM MDT SUNSET 6:26 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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