Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 170632
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT SUN AUG 17 2025
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 16 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 92 417 PM 106 1936 84 8 86
MINIMUM 70 542 AM 49 2013 62 8 63
AVERAGE 81 73 8 75
PRECIPITATION (IN)
YESTERDAY 0.00 2.22 2009 0.16 -0.16 0.00
MONTH TO DATE 2.09 2.18 -0.09 1.10
SINCE JUN 1 11.03 11.43 -0.40 10.26
SINCE JAN 1 16.50 24.87 -8.37 27.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 6
SINCE JUN 1 7 19 -12 7
SINCE JUL 1 0 2 -2 6
COOLING
YESTERDAY 16 8 8 10
MONTH TO DATE 130 148 -18 106
SINCE JUN 1 731 678 53 638
SINCE JAN 1 782 756 26 696
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 60 400 PM
AVERAGE 77
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 104 1983
1988
MINIMUM TEMPERATURE (F) 62 49 1897
2012
2013
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 622 AM CDT SUNSET 805 PM CDT
AUGUST 18 2025........SUNRISE 623 AM CDT SUNSET 804 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$