826
CDUS45 KRIW 110728
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT OCT 11 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 10 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 70 1:22 PM 85 2015 62 8 82
MINIMUM 37 5:27 AM 11 2009 33 4 45
AVERAGE 54 48 6
PRECIPITATION (IN)
YESTERDAY 0.00 0.33 2008 0.05 -0.05 0.00
MONTH TO DATE 0.66 0.45 0.21 0.00
SINCE SEP 1 3.21 1.40 1.81 0.24
SINCE JAN 1 10.52 10.23 0.29 7.22
SNOWFALL (IN)
YESTERDAY 0.0 3.3 1977 0.2 -0.2 0.0
MONTH TO DATE 0.0 1.9 -1.9 0.0
SINCE SEP 1 0.0 3.4 -3.4 0.0
SINCE JUL 1 0.0 3.4 -3.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 11 18 -7 1
MONTH TO DATE 124 155 -31 88
SINCE SEP 1 237 369 -132 190
SINCE JUL 1 247 414 -167 228
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 17 30 -13 63
SINCE JAN 1 467 442 25 538
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WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 7:00 AM
LOWEST 50 12:00 PM
AVERAGE 70
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 84 1996
MINIMUM TEMPERATURE (F) 32 16 2009
2019
SUNRISE AND SUNSET
OCTOBER 11 2025.......SUNRISE 7:15 AM MDT SUNSET 6:29 PM MDT
OCTOBER 12 2025.......SUNRISE 7:16 AM MDT SUNSET 6:28 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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