CDUS43 KDMX 160634 CLIOTM CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 1234 AM CST TUE DEC 16 2025 ................................... ...THE OTTUMWA IA CLIMATE SUMMARY FOR DECEMBER 15 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1920 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 36 448 PM 75 2021 37 -1 41 MINIMUM 6 1233 AM -13 1989 20 -14 31 AVERAGE 21 28 -7 36 PRECIPITATION (IN) YESTERDAY 0.00 0.81 1971 0.04 -0.04 T MONTH TO DATE 0.64 0.78 -0.14 2.01 SINCE DEC 1 0.64 0.78 -0.14 2.01 SINCE JAN 1 19.80 36.31 -16.51 35.95 DEGREE DAYS HEATING YESTERDAY 44 36 8 29 MONTH TO DATE 689 513 176 561 SINCE DEC 1 689 513 176 561 SINCE JUL 1 1686 1773 -87 1530 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1089 985 104 948 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 10.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 88 900 PM LOWEST 55 1200 PM AVERAGE 72 .......................................................... THE OTTUMWA IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 37 67 1939 MINIMUM TEMPERATURE (F) 20 -19 1932 SUNRISE AND SUNSET DECEMBER 16 2025......SUNRISE 729 AM CST SUNSET 442 PM CST DECEMBER 17 2025......SUNRISE 729 AM CST SUNSET 443 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$