271
CDUS45 KRIW 240737
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
137 AM MDT THU JUL 24 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JULY 23 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 4:12 PM 100 2000 90 -5 94
2006
2014
MINIMUM 56 11:56 PM 43 1972 55 1 50
AVERAGE 71 72 -1
PRECIPITATION (IN)
YESTERDAY T 1.14 1977 0.04 -0.04 0.00
MONTH TO DATE 0.45 0.90 -0.45 0.41
SINCE JUN 1 0.98 2.24 -1.26 1.21
SINCE JAN 1 5.90 7.75 -1.85 6.47
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 0 0 0
MONTH TO DATE 5 9 -4 16
SINCE JUN 1 96 135 -39 70
SINCE JUL 1 5 9 -4 16
COOLING
YESTERDAY 6 8 -2 7
MONTH TO DATE 173 139 34 129
SINCE JUN 1 248 190 58 232
SINCE JAN 1 248 194 54 235
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 9.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 23 4:00 PM
AVERAGE 55
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 100 1959
2003
MINIMUM TEMPERATURE (F) 55 45 2010
SUNRISE AND SUNSET
JULY 24 2025..........SUNRISE 5:49 AM MDT SUNSET 8:35 PM MDT
JULY 25 2025..........SUNRISE 5:50 AM MDT SUNSET 8:34 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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