Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDVN 312126
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
426 PM CDT THU JUL 31 2025
...................................
...THE IOWA CITY IA CLIMATE SUMMARY FOR JULY 31 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 157 PM MM MM 85 -7 86
MINIMUM 64 607 AM MM MM 66 -2 70
AVERAGE 71 76 -5 78
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.11 -0.11 0.75
MONTH TO DATE 7.84 3.91 3.93 7.08
SINCE JUN 1 9.99 9.20 0.79 12.17
SINCE JAN 1 19.87 21.90 -2.03 27.58
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 3 13 -10 1
SINCE JUL 1 0 0 0 1
COOLING
TODAY 6 10 -4 13
MONTH TO DATE 393 336 57 291
SINCE JUN 1 686 569 117 573
SINCE JAN 1 750 650 100 649
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 12.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 46 1200 PM
AVERAGE 70
..........................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 MM MM
MINIMUM TEMPERATURE (F) 66 MM MM
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 600 AM CDT SUNSET 825 PM CDT
AUGUST 1 2025........SUNRISE 601 AM CDT SUNSET 823 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$