761
CDUS45 KRIW 090743
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1243 AM MST FRI JAN 09 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 8 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 39 2:13 PM 54 2002 35 4 29
MINIMUM 24 11:59 PM -27 1962 15 9 13
AVERAGE 32 25 7
PRECIPITATION (IN)
YESTERDAY 0.03 0.33 1985 0.01 0.02 0.07
MONTH TO DATE 0.10 0.13 -0.03 0.23
SINCE DEC 1 0.46 0.74 -0.28 0.39
SINCE JAN 1 0.10 0.13 -0.03 0.23
SNOWFALL (IN)
YESTERDAY 0.5 4.6 1985 0.3 0.2 1.0
MONTH TO DATE 0.5 2.4 -1.9 3.5
SINCE DEC 1 6.0 13.4 -7.4 5.0
SINCE JUL 1 10.3 30.8 -20.5 5.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 33 40 -7 44
MONTH TO DATE 191 323 -132 360
SINCE DEC 1 1054 1571 -517 1330
SINCE JUL 1 2480 3373 -893 2830
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 24 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 7.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 8:00 PM
LOWEST 50 2:00 PM
AVERAGE 69
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 54 1953
MINIMUM TEMPERATURE (F) 15 -30 1962
SUNRISE AND SUNSET
JANUARY 9 2026.......SUNRISE 7:36 AM MST SUNSET 4:50 PM MST
JANUARY 10 2026.......SUNRISE 7:36 AM MST SUNSET 4:51 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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