Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 240731
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT MON AUG 24 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR AUGUST 23 2026...
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)
YESTERDAY
MAXIMUM 91 2:59 PM 98 2020 85 6 85
MINIMUM 63 5:01 AM 29 2015 50 13 50
AVERAGE 77 67 10
PRECIPITATION (IN)
YESTERDAY 0.01 0.80 1972 0.02 -0.01 0.00
MONTH TO DATE 1.89 0.62 1.27 0.23
SINCE JUN 1 2.57 3.15 -0.58 1.90
SINCE JAN 1 6.22 8.66 -2.44 6.82
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 5 11 -6 4
SINCE JUN 1 97 151 -54 100
SINCE JUL 1 5 25 -20 9
COOLING
YESTERDAY 12 4 8 3
MONTH TO DATE 166 130 36 139
SINCE JUN 1 543 381 162 441
SINCE JAN 1 544 385 159 441
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 11.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 18 4:00 PM
AVERAGE 50
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 1994
MINIMUM TEMPERATURE (F) 50 39 2010
SUNRISE AND SUNSET
AUGUST 24 2026........SUNRISE 6:22 AM MDT SUNSET 7:54 PM MDT
AUGUST 25 2026........SUNRISE 6:23 AM MDT SUNSET 7:52 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$