Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 150045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI AUG 14 2026
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 14 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 81 2:16 PM 99 2003 86 -5 92
MINIMUM 55 5:45 AM 42 2005 54 1 58
AVERAGE 68 70 -2 75
PRECIPITATION (IN)
TODAY 0.00 0.40 2008 0.01 -0.01 T
MONTH TO DATE 0.16 0.20 -0.04 T
SINCE JUN 1 1.02 1.68 -0.66 1.21
SINCE JAN 1 2.45 6.14 -3.69 5.73
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 0 1 -1 0
MONTH TO DATE 2 1 1 2
SINCE JUN 1 72 126 -54 80
SINCE JUL 1 2 11 -9 2
COOLING
TODAY 3 6 -3 10
MONTH TO DATE 132 99 33 99
SINCE JUN 1 572 390 182 484
SINCE JAN 1 595 398 197 490
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 7.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 31
AVERAGE 66
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 95 2003
2015
MINIMUM TEMPERATURE (F) 54 45 2009
SUNRISE AND SUNSET
AUGUST 14 2026........SUNRISE 6:19 AM MDT SUNSET 8:17 PM MDT
AUGUST 15 2026........SUNRISE 6:20 AM MDT SUNSET 8:16 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$