820
CDUS45 KRIW 050045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST SUN JAN 04 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 4 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 53 1:24 PM 55 1981 35 18 23
MINIMUM 38 7:29 AM -24 1959 15 23 13
AVERAGE 46 24 22 18
PRECIPITATION (IN)
TODAY T 0.27 1996 0.02 -0.02 0.10
MONTH TO DATE 0.07 0.07 0.00 0.10
SINCE DEC 1 0.43 0.68 -0.25 0.26
SINCE JAN 1 0.07 0.07 0.00 0.10
SNOWFALL (IN)
TODAY MM 0.3 MM 1.0
MONTH TO DATE 0.0 1.2 -1.2 1.0
SINCE DEC 1 5.5 12.2 -6.7 2.5
SINCE JUL 1 9.8 29.6 -19.8 2.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 19 40 -21 47
MONTH TO DATE 84 163 -79 179
SINCE DEC 1 947 1411 -464 1149
SINCE JUL 1 2373 3213 -840 2649
COOLING
TODAY 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 38 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 22.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65
LOWEST 39
AVERAGE 52
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 51 2012
MINIMUM TEMPERATURE (F) 15 -28 2017
SUNRISE AND SUNSET
JANUARY 4 2026.......SUNRISE 7:37 AM MST SUNSET 4:45 PM MST
JANUARY 5 2026.......SUNRISE 7:37 AM MST SUNSET 4:46 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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