185
CDUS45 KRIW 100045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI MAY 09 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 9 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 75 2:24 PM 83 1962 64 11 54
MINIMUM 39 2:59 AM 18 2002 35 4 37
AVERAGE 57 49 8 46
PRECIPITATION (IN)
TODAY 0.00 0.60 2011 0.07 -0.07 0.32
MONTH TO DATE 0.18 0.61 -0.43 1.26
SINCE MAR 1 3.10 2.86 0.24 3.05
SINCE JAN 1 3.82 3.91 -0.09 4.08
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 0.0 1.4 -1.4 3.9
SINCE MAR 1 15.7 22.2 -6.5 13.2
SINCE JUL 1 26.2 70.5 -44.3 42.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 8 16 -8 19
MONTH TO DATE 98 158 -60 198
SINCE MAR 1 1647 1747 -100 1724
SINCE JUL 1 6662 7109 -447 6679
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 20 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93
LOWEST 22
AVERAGE 58
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 85 1961
MINIMUM TEMPERATURE (F) 35 20 1990
SUNRISE AND SUNSET
MAY 9 2025...........SUNRISE 5:49 AM MDT SUNSET 8:16 PM MDT
MAY 10 2025...........SUNRISE 5:48 AM MDT SUNSET 8:17 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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