807
CDUS45 KRIW 240731
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT WED JUN 24 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 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 80 4:20 PM 101 1954 83 -3 80
MINIMUM 54 6:17 AM 32 2025 47 7 32
AVERAGE 67 65 2
PRECIPITATION (IN)
YESTERDAY 0.00 0.95 1989 0.04 -0.04 0.00
MONTH TO DATE 0.07 1.07 -1.00 0.52
SINCE JUN 1 0.07 1.07 -1.00 0.52
SINCE JAN 1 3.72 6.58 -2.86 5.44
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 29.6 71.8 -42.2 26.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 9
MONTH TO DATE 84 113 -29 87
SINCE JUN 1 84 113 -29 87
SINCE JUL 1 5832 7473 -1641 7018
COOLING
YESTERDAY 2 2 0 0
MONTH TO DATE 20 30 -10 51
SINCE JUN 1 20 30 -10 51
SINCE JAN 1 21 34 -13 51
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 2:00 AM
LOWEST 29 4:00 PM
AVERAGE 60
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 102 1988
MINIMUM TEMPERATURE (F) 47 37 2017
SUNRISE AND SUNSET
JUNE 24 2026..........SUNRISE 5:28 AM MDT SUNSET 8:49 PM MDT
JUNE 25 2026..........SUNRISE 5:28 AM MDT SUNSET 8:49 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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