Climatological Report (Daily)
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CDUS43 KDVN 312122
CLIIOW

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
422 PM CDT SUN AUG 31 2025

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

...THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 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         81    210 PM  MM      MM  82     -1       82
  MINIMUM         61    551 AM  MM      MM  60      1       56
  AVERAGE         71                        71      0       69

PRECIPITATION (IN)
  TODAY            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
  TODAY            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
  TODAY            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     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  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 TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        MM        MM
 MINIMUM TEMPERATURE (F)   60        MM        MM


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   632 AM CDT   SUNSET   740 PM CDT
SEPTEMBER  1 2025.....SUNRISE   633 AM CDT   SUNSET   739 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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