216
CDUS45 KRIW 020727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT MAY 02 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 1 2026
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)
YESTERDAY
MAXIMUM 63 2:18 PM 81 1959 60 3 53
MINIMUM 25 4:57 AM 17 2005 32 -7 30
AVERAGE 44 46 -2
PRECIPITATION (IN)
YESTERDAY 0.00 0.93 1946 0.06 -0.06 0.05
MONTH TO DATE 0.00 0.06 -0.06 0.05
SINCE MAR 1 1.44 2.31 -0.87 2.97
SINCE JAN 1 1.98 3.36 -1.38 3.69
SNOWFALL (IN)
YESTERDAY 0.0 3.5 2013 0.2 -0.2 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE MAR 1 11.4 21.0 -9.6 15.7
SINCE JUL 1 27.1 69.3 -42.2 26.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 19 2 23
MONTH TO DATE 21 19 2 23
SINCE MAR 1 1227 1608 -381 1572
SINCE JUL 1 5404 6970 -1566 6587
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 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.3
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 81 2:00 AM
LOWEST 18 1:00 PM
AVERAGE 50
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 84 1947
MINIMUM TEMPERATURE (F) 32 17 2005
SUNRISE AND SUNSET
MAY 2 2026...........SUNRISE 5:58 AM MDT SUNSET 8:08 PM MDT
MAY 3 2026...........SUNRISE 5:57 AM MDT SUNSET 8:09 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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