Climatological Report (Daily)
Issued by NWS
Issued by NWS
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915
CDUS43 KDMX 210632
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT THU AUG 21 2025
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 20 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 87 306 PM 103 1947 84 3 78
MINIMUM 66 536 AM 41 1950 62 4 54
AVERAGE 77 73 4 66
PRECIPITATION (IN)
YESTERDAY 0.00 4.54 2010 0.15 -0.15 T
MONTH TO DATE 2.15 2.79 -0.64 1.10
SINCE JUN 1 11.09 12.04 -0.95 10.26
SINCE JAN 1 16.56 25.48 -8.92 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 12 8 4 1
MONTH TO DATE 189 180 9 125
SINCE JUN 1 790 710 80 657
SINCE JAN 1 841 788 53 715
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 6.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 48 200 PM
AVERAGE 74
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 104 1936
MINIMUM TEMPERATURE (F) 61 48 1950
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 626 AM CDT SUNSET 759 PM CDT
AUGUST 22 2025........SUNRISE 627 AM CDT SUNSET 758 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$