Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 230727
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT AUG 23 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 22 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 84 MM 96 2009 84 0 88
MINIMUM 57 MM 47 2021 52 5 50
AVERAGE 71 68 3 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.19 0.01 -0.01 0.00
MONTH TO DATE 0.01 0.30 -0.29 0.22
SINCE JUN 1 1.22 1.78 -0.56 0.69
SINCE JAN 1 5.74 6.24 -0.50 5.33
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 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 2 9 -7 1
SINCE JUN 1 80 134 -54 41
SINCE JUL 1 2 19 -17 8
COOLING
YESTERDAY 6 4 2 4
MONTH TO DATE 178 139 39 161
SINCE JUN 1 563 430 133 516
SINCE JAN 1 569 438 131 516
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 6:00 AM
LOWEST 31 2:00 PM
AVERAGE 47
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 95 2011
MINIMUM TEMPERATURE (F) 52 39 2015
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 6:29 AM MDT SUNSET 8:03 PM MDT
AUGUST 24 2025........SUNRISE 6:30 AM MDT SUNSET 8:01 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$