272
CXUS53 KDVN 011336
CLMIOW

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
836 AM CDT THU OCT 01 2026

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

...THE IOWA CITY IA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

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

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
HIGHEST           95   09/02         80      15
                       09/03
                       09/04
LOWEST            50   09/29         46       4
AVG. MAXIMUM    78.3               77.5     0.8
AVG. MINIMUM    62.3               54.2     8.1
MEAN            70.3               65.8     4.5
DAYS MAX >= 90     6
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
TOTALS         11.35               3.24    8.11
DAILY AVG.      0.38               0.11    0.27
DAYS >= .01       14
DAYS >= .10       11
DAYS >= .50        7
DAYS >= 1.00       6
GREATEST
 24 HR. TOTAL   2.09   09/19 TO 09/19


DEGREE DAYS
HEATING TOTAL     26                 84     -58
 SINCE 7/1        26                 90     -64
COOLING TOTAL    191                110      81
 SINCE 1/1      1250               1029     221
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    30/290    DATE  09/08
HIGHEST GUST SPEED/DIRECTION    44/260    DATE  09/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.51
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     HAIL                       0
SLEET                     0     FOG                       18
FOG W/VIS <= 1/4 MILE     0     HAZE                       1

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

$$

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NOTE: SUPPLEMENTAL CLIMATE DATA WAS USED FROM A NEARBY
CLIMATOLOGICALLY REPRESENTATIVE STATION.

PARAMETER   DATE
---------   ----
   WTR      9/9, 9/18, 9/19, 9/20, 9/21, 9/22

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