Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 120640
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
140 AM CDT SAT SEP 12 2026
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 11 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1920 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 101 1936 79 MM 86
MINIMUM MM MM 35 1940 55 MM 54
AVERAGE MM 67 MM 70
PRECIPITATION (IN)
YESTERDAY MM 2.00 1925 0.12 MM 0.00
MONTH TO DATE T 1.41 -1.41 0.24
SINCE SEP 1 T 1.41 -1.41 0.24
SINCE JAN 1 19.26 28.54 -9.28 16.81
DEGREE DAYS
HEATING
YESTERDAY MM 2 MM 0
MONTH TO DATE MM 16 MM 38
SINCE SEP 1 MM 16 MM 38
SINCE JUL 1 0 25 -25 49
COOLING
YESTERDAY MM 4 MM 5
MONTH TO DATE MM 55 MM 15
SINCE SEP 1 MM 55 MM 15
SINCE JAN 1 997 918 79 891
...................................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 1939
MINIMUM TEMPERATURE (F) 55 35 1940
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 647 AM CDT SUNSET 724 PM CDT
SEPTEMBER 13 2026.....SUNRISE 648 AM CDT SUNSET 722 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$