Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 070045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED MAY 06 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR MAY 6 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 55 4:58 PM 86 1966 62 -7 38
1992
MINIMUM 18R 4:50 AM 20 2010 34 -16 32
AVERAGE 37 48 -11 35
PRECIPITATION (IN)
TODAY 0.00 0.92 2016 0.07 -0.07 0.16
MONTH TO DATE 0.07 0.39 -0.32 0.34
SINCE MAR 1 1.51 2.64 -1.13 3.26
SINCE JAN 1 2.05 3.69 -1.64 3.98
SNOWFALL (IN)
TODAY MM 0.1 MM 0.3
MONTH TO DATE T 0.9 -0.9 0.3
SINCE MAR 1 11.4 21.7 -10.3 16.0
SINCE JUL 1 27.1 70.0 -42.9 26.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 28 17 11 30
MONTH TO DATE 120 109 11 112
SINCE MAR 1 1326 1698 -372 1661
SINCE JUL 1 5503 7060 -1557 6676
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 13
AVERAGE 57
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 85 1992
MINIMUM TEMPERATURE (F) 34 21 2010
SUNRISE AND SUNSET
MAY 6 2026...........SUNRISE 5:53 AM MDT SUNSET 8:13 PM MDT
MAY 7 2026...........SUNRISE 5:52 AM MDT SUNSET 8:14 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$