


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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448 CDUS43 KDMX 180633 CLIOTM CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 133 AM CDT SAT OCT 18 2025 ................................... ...THE OTTUMWA IA CLIMATE SUMMARY FOR OCTOBER 17 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 82 133 PM 89 2016 64 18 68 MINIMUM 64 659 AM 23 1943 41 23 36 AVERAGE 73 52 21 52 PRECIPITATION (IN) YESTERDAY 0.31 2.26 1998 0.09 0.22 0.00 MONTH TO DATE 0.68 1.63 -0.95 0.71 SINCE SEP 1 1.51 5.13 -3.62 1.42 SINCE JAN 1 18.08 32.26 -14.18 29.39 DEGREE DAYS HEATING YESTERDAY 0 13 -13 13 MONTH TO DATE 37 167 -130 139 SINCE SEP 1 76 265 -189 181 SINCE JUL 1 87 274 -187 189 COOLING YESTERDAY 8 0 8 0 MONTH TO DATE 58 12 46 13 SINCE SEP 1 213 118 95 124 SINCE JAN 1 1089 981 108 934 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 12.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1100 PM LOWEST 47 300 PM AVERAGE 70 .......................................................... THE OTTUMWA IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 63 87 1950 MINIMUM TEMPERATURE (F) 41 22 2022 SUNRISE AND SUNSET OCTOBER 18 2025.......SUNRISE 725 AM CDT SUNSET 624 PM CDT OCTOBER 19 2025.......SUNRISE 726 AM CDT SUNSET 623 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$