612
CDUS45 KRIW 160727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT TUE JUN 16 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 15 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 78 4:12 PM 101 2021 79 -1 95
MINIMUM 30R 4:33 AM 35 1945 45 -15 48
AVERAGE 54 62 -8
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 1967 0.05 -0.05 0.00
MONTH TO DATE T 0.75 -0.75 0.50
SINCE JUN 1 T 0.75 -0.75 0.50
SINCE JAN 1 3.65 6.26 -2.61 5.42
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2021 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 29.6 71.8 -42.2 26.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 11 4 7 0
MONTH TO DATE 70 88 -18 69
SINCE JUN 1 70 88 -18 69
SINCE JUL 1 5818 7448 -1630 7000
COOLING
YESTERDAY 0 1 -1 7
MONTH TO DATE 14 14 0 26
SINCE JUN 1 14 14 0 26
SINCE JAN 1 15 18 -3 26
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 9.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 2:00 AM
LOWEST 11 3:00 PM
AVERAGE 43
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 96 2021
MINIMUM TEMPERATURE (F) 45 33 2022
SUNRISE AND SUNSET
JUNE 16 2026..........SUNRISE 5:26 AM MDT SUNSET 8:47 PM MDT
JUNE 17 2026..........SUNRISE 5:27 AM MDT SUNSET 8:47 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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