167
CDUS45 KRIW 170045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN AUG 16 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 16 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 3:46 PM 96 1982 87 -2 91
1995
2002
MINIMUM 53 5:23 AM 38 2009 52 1 56
AVERAGE 69 69 0 74
PRECIPITATION (IN)
TODAY 0.00 0.19 1992 0.02 -0.02 0.00
MONTH TO DATE 1.84 0.47 1.37 0.22
SINCE JUN 1 2.52 3.00 -0.48 1.89
SINCE JAN 1 6.17 8.51 -2.34 6.81
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 5 4 1 4
SINCE JUN 1 97 144 -47 100
SINCE JUL 1 5 18 -13 9
COOLING
TODAY 4 5 -1 9
MONTH TO DATE 112 99 13 89
SINCE JUN 1 489 350 139 391
SINCE JAN 1 490 354 136 391
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 10.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 22
AVERAGE 60
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 97 2013
2020
MINIMUM TEMPERATURE (F) 51 36 2002
2009
SUNRISE AND SUNSET
AUGUST 16 2026........SUNRISE 6:13 AM MDT SUNSET 8:06 PM MDT
AUGUST 17 2026........SUNRISE 6:14 AM MDT SUNSET 8:05 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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