341
CDUS45 KRIW 030729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST SAT JAN 03 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 2 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 47 2:09 PM 56 1981 34 13 28
1997
MINIMUM 36 7:42 PM -19 1950 15 21 8
1959
AVERAGE 42 24 18
PRECIPITATION (IN)
YESTERDAY 0.01 0.23 2023 0.01 0.00 0.00
MONTH TO DATE 0.07 0.03 0.04 0.00
SINCE DEC 1 0.43 0.64 -0.21 0.16
SINCE JAN 1 0.07 0.03 0.04 0.00
SNOWFALL (IN)
YESTERDAY 0.0 5.9 2023 0.3 -0.3 0.0
MONTH TO DATE 0.0 0.6 -0.6 0.0
SINCE DEC 1 5.5 11.6 -6.1 1.5
SINCE JUL 1 9.8 29.0 -19.2 1.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 41 -18 47
MONTH TO DATE 43 82 -39 94
SINCE DEC 1 906 1330 -424 1064
SINCE JUL 1 2332 3132 -800 2564
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 11.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 12:00 AM
LOWEST 67 5:00 PM
AVERAGE 78
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 53 1981
MINIMUM TEMPERATURE (F) 15 -25 1959
SUNRISE AND SUNSET
JANUARY 3 2026.......SUNRISE 7:37 AM MST SUNSET 4:44 PM MST
JANUARY 4 2026.......SUNRISE 7:37 AM MST SUNSET 4:45 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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