Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 060045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN OCT 05 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 5 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 1:52 PM 77 1996 64 -18 76
1997
MINIMUM 41 7:07 AM 19 2013 36 5 49
AVERAGE 44 50 -6 63
PRECIPITATION (IN)
TODAY 0.10 0.11 2018 0.04 0.06 0.00
MONTH TO DATE 0.38 0.19 0.19 0.00
SINCE SEP 1 1.37 0.96 0.41 0.07
SINCE JAN 1 7.62 7.32 0.30 5.50
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.0
SINCE SEP 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 21 15 6 2
MONTH TO DATE 42 71 -29 31
SINCE SEP 1 139 276 -137 117
SINCE JUL 1 142 312 -170 135
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 15 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 82
AVERAGE 89
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 82 2020
MINIMUM TEMPERATURE (F) 36 18 2009
SUNRISE AND SUNSET
OCTOBER 5 2025.......SUNRISE 7:16 AM MDT SUNSET 6:47 PM MDT
OCTOBER 6 2025.......SUNRISE 7:17 AM MDT SUNSET 6:46 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$