941
CDUS45 KRIW 270045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST FRI DEC 26 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 26 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 47 2:02 PM 57 1980 32 15 40
MINIMUM 40 10:59 AM -22 1944 9 31 23
AVERAGE 44 20 24 32
PRECIPITATION (IN)
TODAY T 0.46 2003 0.02 -0.02 0.00
MONTH TO DATE 0.27 0.53 -0.26 0.00
SINCE DEC 1 0.27 0.53 -0.26 0.00
SINCE JAN 1 13.40 13.13 0.27 9.19
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE 2.6 7.8 -5.2 0.0
SINCE DEC 1 2.6 7.8 -5.2 0.0
SINCE JUL 1 3.7 30.4 -26.7 10.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 21 45 -24 33
MONTH TO DATE 677 1124 -447 818
SINCE DEC 1 677 1124 -447 818
SINCE JUL 1 2047 2952 -905 2247
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 569 485 84 644
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 17.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67
LOWEST 40
AVERAGE 54
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 56 1898
MINIMUM TEMPERATURE (F) 9 -21 1916
SUNRISE AND SUNSET
DECEMBER 26 2025......SUNRISE 7:44 AM MST SUNSET 4:47 PM MST
DECEMBER 27 2025......SUNRISE 7:45 AM MST SUNSET 4:48 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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