310
CDUS43 KDMX 180632
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT THU SEP 18 2025
...............................
..THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 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 91 132 PM 98 1927 77 14 86
MINIMUM 59 555 AM 34 1937 53 6 60
AVERAGE 75 65 10 73
PRECIPITATION (IN)
YESTERDAY 0.08 2.67 2022 0.11 -0.03 0.00
MONTH TO DATE 0.32 2.09 -1.77 0.00
SINCE SEP 1 0.32 2.09 -1.77 0.00
SINCE JAN 1 16.89 29.22 -12.33 27.97
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 38 33 5 28
SINCE SEP 1 38 33 5 28
SINCE JUL 1 49 42 7 36
COOLING
YESTERDAY 10 3 7 8
MONTH TO DATE 96 78 18 59
SINCE SEP 1 96 78 18 59
SINCE JAN 1 972 941 31 869
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 900 PM
LOWEST 35 200 PM
AVERAGE 64
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THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 94 1933
1947
MINIMUM TEMPERATURE (F) 53 34 1929
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 654 AM CDT SUNSET 713 PM CDT
SEPTEMBER 19 2025.....SUNRISE 655 AM CDT SUNSET 711 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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