653
CDUS45 KRIW 040726
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT TUE AUG 04 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 3 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 80 2:47 PM 99 2024 90 -10 87
MINIMUM 53 11:59 PM 41 1974 54 -1 52
AVERAGE 67 72 -5
PRECIPITATION (IN)
YESTERDAY 0.00 1.09 2005 0.04 -0.04 0.00
MONTH TO DATE 0.00 0.10 -0.10 0.22
SINCE JUN 1 0.68 2.63 -1.95 1.89
SINCE JAN 1 4.33 8.14 -3.81 6.81
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 92 140 -48 96
SINCE JUL 1 0 14 -14 5
COOLING
YESTERDAY 2 7 -5 5
MONTH TO DATE 30 21 9 12
SINCE JUN 1 407 272 135 314
SINCE JAN 1 408 276 132 314
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 57 11:00 PM
LOWEST 17 12:00 AM
AVERAGE 37
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 97 1941
1979
1981
MINIMUM TEMPERATURE (F) 54 41 1980
SUNRISE AND SUNSET
AUGUST 4 2026........SUNRISE 6:00 AM MDT SUNSET 8:23 PM MDT
AUGUST 5 2026........SUNRISE 6:01 AM MDT SUNSET 8:22 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page