234
CDUS45 KRIW 280727
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST SUN DEC 28 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 27 2025
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)
YESTERDAY
MAXIMUM 44 12:37 PM 56 1898 32 12 38
MINIMUM 19 11:57 PM -21 1916 9 10 17
AVERAGE 32 20 12
PRECIPITATION (IN)
YESTERDAY 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)
YESTERDAY 0.0 3.4 1982 0.3 -0.3 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 0
DEGREE DAYS
HEATING
YESTERDAY 33 45 -12 37
MONTH TO DATE 715 1169 -454 855
SINCE DEC 1 715 1169 -454 855
SINCE JUL 1 2085 2997 -912 2284
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 15.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 30 6:00 PM
AVERAGE 60
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 58 1945
MINIMUM TEMPERATURE (F) 9 -17 1894
1900
SUNRISE AND SUNSET
DECEMBER 28 2025......SUNRISE 7:45 AM MST SUNSET 4:48 PM MST
DECEMBER 29 2025......SUNRISE 7:45 AM MST SUNSET 4:49 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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