Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 100727
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT FRI OCT 10 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 9 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 70 3:52 PM 82 2003 62 8 77
MINIMUM 38 6:43 AM 13 2009 34 4 43
AVERAGE 54 48 6 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.23 0.03 -0.03 0.00
MONTH TO DATE 0.99 0.33 0.66 0.00
SINCE SEP 1 1.98 1.10 0.88 0.07
SINCE JAN 1 8.23 7.46 0.77 5.50
SNOWFALL (IN)
YESTERDAY 0.0 5.5 2009 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 11 17 -6 5
MONTH TO DATE 116 137 -21 54
SINCE SEP 1 213 342 -129 140
SINCE JUL 1 216 378 -162 158
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 15 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 12:00 AM
LOWEST 36 4:00 PM
AVERAGE 56
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 80 2015
MINIMUM TEMPERATURE (F) 34 0 2009
SUNRISE AND SUNSET
OCTOBER 10 2025.......SUNRISE 7:22 AM MDT SUNSET 6:39 PM MDT
OCTOBER 11 2025.......SUNRISE 7:23 AM MDT SUNSET 6:37 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$