Climatological Report (Daily)
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905
CDUS43 KDVN 180644
CLIIOW

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
144 AM CDT TUE AUG 18 2026

...................................

...THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 17 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999


WEATHER ITEM   OBSERVED TIME   NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE  FROM      YEAR
                                      NORMAL
.......................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    352 PM  84     -1       92
  MINIMUM         65   1117 PM  63      2       72
  AVERAGE         74            74      0       82

PRECIPITATION (IN)
  YESTERDAY        0.00          0.14  -0.14     0.00
  MONTH TO DATE    3.72          2.05   1.67     1.55
  SINCE JUN 1     18.44         11.25   7.19    11.54
  SINCE JAN 1     30.04         23.95   6.09    21.42

DEGREE DAYS
 HEATING
  YESTERDAY        0             0      0        0
  MONTH TO DATE    0             0      0        0
  SINCE JUN 1      2            15    -13        3
  SINCE JUL 1      0             2     -2        0

 COOLING
  YESTERDAY        9             9      0       17
  MONTH TO DATE  173           164      9      173
  SINCE JUN 1    812           733     79      858
  SINCE JAN 1    935           814    121      922
.......................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     6.7


SKY COVER
  AVERAGE SKY COVER  MM


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM
 LOWEST     MM
 AVERAGE    MM

..........................................................


THE IOWA CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL




SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   618 AM CDT   SUNSET   801 PM CDT
AUGUST 19 2026........SUNRISE   619 AM CDT   SUNSET   800 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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