Climatological Report (Daily)
Issued by NWS
Issued by NWS
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097
CDUS43 KDMX 310631
CLIOTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
131 AM CDT THU JUL 31 2025
...................................
...THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 30 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 78 334 AM 105 1935 86 -8 82
MINIMUM 68 806 AM 48 1971 64 4 65
AVERAGE 73 75 -2 74
PRECIPITATION (IN)
YESTERDAY 0.55 2.31 1959 0.12 0.43 1.02
MONTH TO DATE 4.97 3.75 1.22 5.08
SINCE JUN 1 8.94 9.13 -0.19 7.24
SINCE JAN 1 14.41 22.57 -8.16 24.05
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 7 17 -10 1
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 8 10 -2 9
MONTH TO DATE 345 300 45 254
SINCE JUN 1 597 515 82 522
SINCE JAN 1 648 593 55 580
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 200 AM
LOWEST 82 1100 AM
AVERAGE 90
..........................................................
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 104 1988
MINIMUM TEMPERATURE (F) 64 47 1936
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 605 AM CDT SUNSET 827 PM CDT
AUGUST 1 2025........SUNRISE 606 AM CDT SUNSET 826 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$