591
CDUS45 KRIW 100727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT MAY 10 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 9 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 75 2:24 PM 83 1962 64 11 54
MINIMUM 39 2:59 AM 18 2002 35 4 37
AVERAGE 57 49 8
PRECIPITATION (IN)
YESTERDAY 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)
YESTERDAY 0.0 3.3 2015 0.2 -0.2 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 0
DEGREE DAYS
HEATING
YESTERDAY 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
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
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 5.9
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 93 3:00 AM
LOWEST 22 2:00 PM
AVERAGE 58
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 85 1961
MINIMUM TEMPERATURE (F) 35 20 1990
SUNRISE AND SUNSET
MAY 10 2025...........SUNRISE 5:48 AM MDT SUNSET 8:17 PM MDT
MAY 11 2025...........SUNRISE 5:47 AM MDT SUNSET 8:18 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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