Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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134
CDUS45 KRIW 130733
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT WED AUG 13 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 12 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 89 5:51 PM 97 1996 87 2 85
2007
2018
MINIMUM 53 5:31 AM 47 2016 55 -2 56
AVERAGE 71 71 0 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.46 0.01 -0.01 T
MONTH TO DATE T 0.17 -0.17 0.04
SINCE JUN 1 1.21 1.65 -0.44 0.51
SINCE JAN 1 5.73 6.11 -0.38 5.15
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 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
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 1
SINCE JUN 1 80 125 -45 41
SINCE JUL 1 2 10 -8 8
COOLING
YESTERDAY 6 6 0 6
MONTH TO DATE 77 87 -10 91
SINCE JUN 1 462 378 84 446
SINCE JAN 1 468 386 82 446
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 5:00 AM
LOWEST 17 4:00 PM
AVERAGE 41
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 98 2007
MINIMUM TEMPERATURE (F) 55 43 2002
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 6:18 AM MDT SUNSET 8:19 PM MDT
AUGUST 14 2025........SUNRISE 6:19 AM MDT SUNSET 8:17 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$