186
CDUS45 KRIW 130731
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT MON JUL 13 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JULY 12 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 103 3:24 PM 104 1954 89 14 91
MINIMUM 50 4:15 AM 38 2008 53 -3 41
AVERAGE 77 71 6
PRECIPITATION (IN)
YESTERDAY 0.00 0.45 1981 0.04 -0.04 0.00
MONTH TO DATE 0.05 0.45 -0.40 0.15
SINCE JUN 1 0.60 1.79 -1.19 0.68
SINCE JAN 1 4.25 7.30 -3.05 5.60
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 9 -9 3
SINCE JUN 1 92 135 -43 94
SINCE JUL 1 0 9 -9 3
COOLING
YESTERDAY 12 6 6 1
MONTH TO DATE 85 62 23 86
SINCE JUN 1 120 113 7 161
SINCE JAN 1 121 117 4 161
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 8.9
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 55 2:00 AM
LOWEST 5 1:00 PM
AVERAGE 30
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 103 2005
MINIMUM TEMPERATURE (F) 53 37 2008
SUNRISE AND SUNSET
JULY 13 2026..........SUNRISE 5:39 AM MDT SUNSET 8:44 PM MDT
JULY 14 2026..........SUNRISE 5:40 AM MDT SUNSET 8:43 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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