497
CDUS45 KRIW 020045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST THU JAN 01 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 1 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 51 11:56 AM 52 1943 34 17 28
MINIMUM 38 7:31 AM -29 1979 14 24 7
AVERAGE 45 24 21 18
PRECIPITATION (IN)
TODAY T 0.27 2023 0.02 -0.02 0.00
MONTH TO DATE T 0.02 -0.02 0.00
SINCE DEC 1 0.36 0.63 -0.27 0.16
SINCE JAN 1 T 0.02 -0.02 0.00
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE MM 0.3 MM 0.0
SINCE DEC 1 5.5 11.3 -5.8 1.5
SINCE JUL 1 9.8 28.7 -18.9 1.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 20 41 -21 47
MONTH TO DATE 20 41 -21 47
SINCE DEC 1 883 1289 -406 1017
SINCE JUL 1 2309 3091 -782 2517
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 35 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 20.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55
LOWEST 26
AVERAGE 41
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 56 1981
1997
MINIMUM TEMPERATURE (F) 15 -19 1950
1959
SUNRISE AND SUNSET
JANUARY 1 2026.......SUNRISE 7:37 AM MST SUNSET 4:42 PM MST
JANUARY 2 2026.......SUNRISE 7:37 AM MST SUNSET 4:43 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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