Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 280045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED AUG 27 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 27 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 70 1:21 PM 95 2011 83 -13 82
MINIMUM 58 8:13 AM 44 2024 51 7 44
AVERAGE 64 67 -3 63
PRECIPITATION (IN)
TODAY 0.40R 0.07 2014 0.01 0.39 0.00
MONTH TO DATE 0.41 0.36 0.05 0.32
SINCE JUN 1 1.62 1.84 -0.22 0.79
SINCE JAN 1 6.14 6.30 -0.16 5.43
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.0
SINCE JUN 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 1 2 -1 2
MONTH TO DATE 3 16 -13 7
SINCE JUN 1 81 141 -60 47
SINCE JUL 1 3 26 -23 14
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 182 158 24 178
SINCE JUN 1 567 449 118 533
SINCE JAN 1 573 457 116 533
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 61
AVERAGE 79
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 94 2012
MINIMUM TEMPERATURE (F) 51 43 2004
2019
SUNRISE AND SUNSET
AUGUST 27 2025........SUNRISE 6:33 AM MDT SUNSET 7:56 PM MDT
AUGUST 28 2025........SUNRISE 6:34 AM MDT SUNSET 7:55 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$