Climatological Report (Daily)
Issued by NWS
Issued by NWS
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751
CDUS45 KRIW 280732
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT TUE JUL 28 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR JULY 27 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 92 3:26 PM 100 2021 90 2 94
MINIMUM 62 4:45 AM 45 2005 55 7 53
AVERAGE 77 72 5
PRECIPITATION (IN)
YESTERDAY 0.00 1.32 2007 0.04 -0.04 0.00
MONTH TO DATE 0.12 1.05 -0.93 0.45
SINCE JUN 1 0.67 2.39 -1.72 0.98
SINCE JAN 1 4.32 7.90 -3.58 5.90
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 0 9 -9 5
SINCE JUN 1 92 135 -43 96
SINCE JUL 1 0 9 -9 5
COOLING
YESTERDAY 12 8 4 9
MONTH TO DATE 300 171 129 206
SINCE JUN 1 335 222 113 281
SINCE JAN 1 336 226 110 281
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 3:00 AM
LOWEST 23 3:00 PM
AVERAGE 45
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 100 2006
MINIMUM TEMPERATURE (F) 55 43 1971
SUNRISE AND SUNSET
JULY 28 2026..........SUNRISE 5:53 AM MDT SUNSET 8:31 PM MDT
JULY 29 2026..........SUNRISE 5:54 AM MDT SUNSET 8:30 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$