CDUS45 KRIW 120045 CLILND CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 545 PM MST THU DEC 11 2025 ................................... ...THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 11 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 57 2:29 PM 65 1937 33 24 45 MINIMUM 29 7:29 AM -26 1972 11 18 16 AVERAGE 43 22 21 31 PRECIPITATION (IN) TODAY 0.00 0.90 1901 0.03 -0.03 0.00 MONTH TO DATE 0.18 0.25 -0.07 0.00 SINCE DEC 1 0.18 0.25 -0.07 0.00 SINCE JAN 1 13.31 12.85 0.46 9.19 SNOWFALL (IN) TODAY MM 0.3 MM 0.0 MONTH TO DATE 2.6 3.6 -1.0 0.0 SINCE DEC 1 2.6 3.6 -1.0 0.0 SINCE JUL 1 3.7 26.2 -22.5 10.3 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 22 43 -21 34 MONTH TO DATE 349 458 -109 343 SINCE DEC 1 349 458 -109 343 SINCE JUL 1 1719 2286 -567 1772 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 14 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 5.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 LOWEST 28 AVERAGE 53 .......................................................... THE LANDER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 33 57 19241929 1995 MINIMUM TEMPERATURE (F) 10 -28 1932 SUNRISE AND SUNSET DECEMBER 11 2025......SUNRISE 7:36 AM MST SUNSET 4:41 PM MST DECEMBER 12 2025......SUNRISE 7:37 AM MST SUNSET 4:41 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$