Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 200627
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
127 AM CDT THU AUG 20 2026
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 19 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 105 1936 84 MM 85
MINIMUM MM MM 48 1950 62 MM 68
AVERAGE MM 73 MM 77
PRECIPITATION (IN)
YESTERDAY MM 1.38 1949 0.15 MM 0.00
MONTH TO DATE 1.44 2.64 -1.20 2.15
SINCE JUN 1 6.78 11.89 -5.11 11.09
SINCE JAN 1 15.15 25.33 -10.18 16.56
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 8 19 -11 7
SINCE JUL 1 0 2 -2 0
COOLING
YESTERDAY MM 8 MM 12
MONTH TO DATE 127 172 -45 177
SINCE JUN 1 696 702 -6 778
SINCE JAN 1 824 780 44 829
...................................................................
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) 84 103 1947
MINIMUM TEMPERATURE (F) 62 41 1950
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 625 AM CDT SUNSET 801 PM CDT
AUGUST 21 2026........SUNRISE 626 AM CDT SUNSET 759 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$