Climatological Report (Daily)
Issued by NWS
Issued by NWS
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077
CDUS45 KRIW 120732
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT MON MAY 12 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR MAY 11 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 82 3:26 PM 83 1940 65 17 68
MINIMUM 47 11:00 PM 17 1968 35 12 35
AVERAGE 65 50 15
PRECIPITATION (IN)
YESTERDAY T 0.87 2005 0.08 -0.08 0.00
MONTH TO DATE 0.18 0.76 -0.58 1.26
SINCE MAR 1 3.10 3.01 0.09 3.05
SINCE JAN 1 3.82 4.06 -0.24 4.08
SNOWFALL (IN)
YESTERDAY 0.0 4.2 2002 0.1 -0.1 0.0
MONTH TO DATE 0.0 1.6 -1.6 3.9
SINCE MAR 1 15.7 22.4 -6.7 13.2
SINCE JUL 1 26.2 70.7 -44.5 42.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 15 -15 13
MONTH TO DATE 103 189 -86 227
SINCE MAR 1 1652 1778 -126 1753
SINCE JUL 1 6667 7140 -473 6708
COOLING
YESTERDAY 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 31 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 13.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 11:00 PM
LOWEST 18 3:00 PM
AVERAGE 41
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 87 1960
MINIMUM TEMPERATURE (F) 36 16 1953
SUNRISE AND SUNSET
MAY 12 2025...........SUNRISE 5:46 AM MDT SUNSET 8:19 PM MDT
MAY 13 2025...........SUNRISE 5:45 AM MDT SUNSET 8:20 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$