Climatological Report (Daily)
Issued by NWS
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CDUS43 KDVN 010655
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
155 AM CDT MON SEP 01 2025
...................................
...THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 31 2025...
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)
YESTERDAY
MAXIMUM 81 210 PM MM MM 82 -1 82
MINIMUM 61 551 AM MM MM 60 1 56
AVERAGE 71 71 0 69
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.14 -0.14 0.00
MONTH TO DATE 1.64 3.94 -2.30 4.29
SINCE JUN 1 11.63 13.14 -1.51 16.46
SINCE JAN 1 21.51 25.84 -4.33 31.87
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 0 11 4
SINCE JUN 1 14 15 -1 5
SINCE JUL 1 11 2 9 5
COOLING
YESTERDAY 6 6 0 4
MONTH TO DATE 263 269 -6 275
SINCE JUN 1 948 838 110 848
SINCE JAN 1 1012 919 93 924
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 52 100 PM
AVERAGE 71
..........................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 MM MM
MINIMUM TEMPERATURE (F) 60 MM MM
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 633 AM CDT SUNSET 739 PM CDT
SEPTEMBER 2 2025.....SUNRISE 634 AM CDT SUNSET 737 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$