828
CDUS45 KRIW 280045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST SAT DEC 27 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 27 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 44 12:37 PM 56 1898 32 12 38
MINIMUM 25 5:15 AM -21 1916 9 16 17
AVERAGE 35 20 15 28
PRECIPITATION (IN)
TODAY 0.00 0.26 1900 0.02 -0.02 0.00
MONTH TO DATE 0.28 0.55 -0.27 0.00
SINCE DEC 1 0.28 0.55 -0.27 0.00
SINCE JAN 1 13.41 13.15 0.26 9.19
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE 2.6 8.1 -5.5 0.0
SINCE DEC 1 2.6 8.1 -5.5 0.0
SINCE JUL 1 3.7 30.7 -27.0 10.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 30 45 -15 37
MONTH TO DATE 712 1169 -457 855
SINCE DEC 1 712 1169 -457 855
SINCE JUL 1 2082 2997 -915 2284
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 40 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 17.4
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 89
LOWEST 34
AVERAGE 62
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 58 1945
MINIMUM TEMPERATURE (F) 9 -17 1894
1900
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:45 AM MST SUNSET 4:48 PM MST
DECEMBER 28 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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