520
CDUS45 KRIW 230726
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT SUN AUG 23 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 22 2026
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)
YESTERDAY
MAXIMUM 87 4:05 PM 96 2009 84 3 84
MINIMUM 66 10:51 PM 47 2021 52 14 57
AVERAGE 77 68 9 71
PRECIPITATION (IN)
YESTERDAY T 0.19 0.01 -0.01 0.00
MONTH TO DATE 0.17 0.30 -0.13 0.01
SINCE JUN 1 1.03 1.78 -0.75 1.22
SINCE JAN 1 2.46 6.24 -3.78 5.74
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 2
SINCE JUN 1 72 134 -62 80
SINCE JUL 1 2 19 -17 2
COOLING
YESTERDAY 12 4 8 6
MONTH TO DATE 190 139 51 178
SINCE JUN 1 630 430 200 563
SINCE JAN 1 653 438 215 569
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WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 11:00 PM
LOWEST 22 3:00 PM
AVERAGE 40
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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 2026........SUNRISE 6:29 AM MDT SUNSET 8:03 PM MDT
AUGUST 24 2026........SUNRISE 6:30 AM MDT SUNSET 8:02 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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