171
CDUS45 KRIW 040729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT MON MAY 04 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MAY 3 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 74 MM 83 1947 61 13 74
1952
MINIMUM 30 MM 17 1954 32 -2 30
AVERAGE 52 47 5
PRECIPITATION (IN)
YESTERDAY 0.00 0.93 1959 0.06 -0.06 0.00
MONTH TO DATE 0.00 0.19 -0.19 0.05
SINCE MAR 1 1.44 2.44 -1.00 2.97
SINCE JAN 1 1.98 3.49 -1.51 3.69
SNOWFALL (IN)
YESTERDAY 0.0 7.8 1950 0.2 -0.2 0.0
MONTH TO DATE 0.0 0.5 -0.5 0.0
SINCE MAR 1 11.4 21.3 -9.9 15.7
SINCE JUL 1 27.1 69.6 -42.5 26.2
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 13 18 -5 13
MONTH TO DATE 48 56 -8 52
SINCE MAR 1 1254 1645 -391 1601
SINCE JUL 1 5431 7007 -1576 6616
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 29 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 8.3
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 5:00 AM
LOWEST 14 1:00 PM
AVERAGE 48
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 85 2000
MINIMUM TEMPERATURE (F) 33 23 2024
SUNRISE AND SUNSET
MAY 4 2026...........SUNRISE 5:56 AM MDT SUNSET 8:10 PM MDT
MAY 5 2026...........SUNRISE 5:54 AM MDT SUNSET 8:11 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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