Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 190649
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
149 AM CDT TUE AUG 19 2025
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 18 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 94 MM 109 1936 84 10 82
MINIMUM 71 MM 47 2012 62 9 62
AVERAGE 83 73 10 72
PRECIPITATION (IN)
YESTERDAY 0.06 1.88 2004 0.15 -0.09 0.00
MONTH TO DATE 2.15 2.49 -0.34 1.10
SINCE JUN 1 11.09 11.74 -0.65 10.26
SINCE JAN 1 16.56 25.18 -8.62 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 18 8 10 7
MONTH TO DATE 165 164 1 120
SINCE JUN 1 766 694 72 652
SINCE JAN 1 817 772 45 710
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 6.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1100 PM
LOWEST 51 300 PM
AVERAGE 74
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 105 1936
MINIMUM TEMPERATURE (F) 62 48 1950
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 624 AM CDT SUNSET 802 PM CDT
AUGUST 20 2025........SUNRISE 625 AM CDT SUNSET 801 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$