637
CDUS45 KRIW 080729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT WED JUL 08 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JULY 7 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 95 12:51 PM 101 1989 88 7 88
MINIMUM 57 11:16 PM 39 1993 51 6 51
2010
AVERAGE 76 70 6
PRECIPITATION (IN)
YESTERDAY T 0.55 1990 0.03 -0.03 0.00
MONTH TO DATE T 0.26 -0.26 0.15
SINCE JUN 1 0.55 1.60 -1.05 0.68
SINCE JAN 1 4.20 7.11 -2.91 5.60
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 0 7 -7 0
SINCE JUN 1 92 133 -41 91
SINCE JUL 1 0 7 -7 0
COOLING
YESTERDAY 11 5 6 5
MONTH TO DATE 44 32 12 52
SINCE JUN 1 79 83 -4 127
SINCE JAN 1 80 87 -7 127
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 11.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 9:00 PM
LOWEST 16 1:00 PM
AVERAGE 46
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 102 1989
MINIMUM TEMPERATURE (F) 52 38 2010
SUNRISE AND SUNSET
JULY 8 2026..........SUNRISE 5:35 AM MDT SUNSET 8:46 PM MDT
JULY 9 2026..........SUNRISE 5:36 AM MDT SUNSET 8:46 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