Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 130629
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT SAT SEP 13 2025
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 12 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 90 203 PM 97 1939 79 11 86
MINIMUM 59 547 AM 35 1940 55 4 55
AVERAGE 75 67 8 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.95 1928 0.12 -0.12 0.00
MONTH TO DATE 0.24 1.53 -1.29 0.00
SINCE SEP 1 0.24 1.53 -1.29 0.00
SINCE JAN 1 16.81 28.66 -11.85 27.97
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 38 18 20 28
SINCE SEP 1 38 18 20 28
SINCE JUL 1 49 27 22 36
COOLING
YESTERDAY 10 4 6 6
MONTH TO DATE 25 59 -34 18
SINCE SEP 1 25 59 -34 18
SINCE JAN 1 901 922 -21 828
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 300 AM
LOWEST 40 1200 PM
AVERAGE 64
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 1930
1939
MINIMUM TEMPERATURE (F) 54 36 2014
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 649 AM CDT SUNSET 722 PM CDT
SEPTEMBER 14 2025.....SUNRISE 650 AM CDT SUNSET 720 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$