834
CDUS45 KRIW 280045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT JUN 27 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 27 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 85 1:13 PM 101 1970 84 1 95
1990
MINIMUM 62 5:49 AM 38 2011 48 14 52
AVERAGE 74 66 8 74
PRECIPITATION (IN)
TODAY T 0.52 2014 0.04 -0.04 0.00
MONTH TO DATE 0.55 1.23 -0.68 0.52
SINCE JUN 1 0.55 1.23 -0.68 0.52
SINCE JAN 1 4.20 6.74 -2.54 5.44
SNOWFALL (IN)
TODAY MM 0.0 MM 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 MM
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 87 121 -34 91
SINCE JUN 1 87 121 -34 91
SINCE JUL 1 5835 7481 -1646 7022
COOLING
TODAY 9 3 6 9
MONTH TO DATE 37 42 -5 60
SINCE JUN 1 37 42 -5 60
SINCE JAN 1 38 46 -8 60
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 15.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 41
LOWEST 15
AVERAGE 28
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 1990
2012
2018
MINIMUM TEMPERATURE (F) 49 38 2000
SUNRISE AND SUNSET
JUNE 27 2026..........SUNRISE 5:29 AM MDT SUNSET 8:49 PM MDT
JUNE 28 2026..........SUNRISE 5:30 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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