290
CDUS45 KRIW 110727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST SUN JAN 11 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 10 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 37 3:38 PM 59 1990 35 2 33
MINIMUM 18 5:11 AM -26 1962 15 3 9
AVERAGE 28 25 3
PRECIPITATION (IN)
YESTERDAY 0.00 0.16 2023 0.01 -0.01 T
MONTH TO DATE 0.11 0.16 -0.05 0.27
SINCE DEC 1 0.47 0.77 -0.30 0.43
SINCE JAN 1 0.11 0.16 -0.05 0.27
SNOWFALL (IN)
YESTERDAY MM 2.5 1972 0.2 MM T
MONTH TO DATE 0.7 2.9 -2.2 4.0
SINCE DEC 1 6.2 13.9 -7.7 5.5
SINCE JUL 1 10.5 31.3 -20.8 5.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 37 40 -3 44
MONTH TO DATE 270 403 -133 451
SINCE DEC 1 1133 1651 -518 1421
SINCE JUL 1 2559 3453 -894 2921
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 19.2
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 65 7:00 AM
LOWEST 51 1:00 PM
AVERAGE 58
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 57 1953
MINIMUM TEMPERATURE (F) 15 -28 1974
SUNRISE AND SUNSET
JANUARY 11 2026.......SUNRISE 7:36 AM MST SUNSET 4:52 PM MST
JANUARY 12 2026.......SUNRISE 7:35 AM MST SUNSET 4:54 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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