633
CXUS53 KLOT 011449
CLMARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
949 AM CDT MON SEP 01 2025

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   08/02/2006
 LOW              40   08/31/2009
HIGHEST           94   08/16                          96  08/27
LOWEST            44   08/26                          47  08/21
                                                          08/22
AVG. MAXIMUM    83.0               82.2     0.8     82.6
AVG. MINIMUM    59.7               59.5     0.2     59.9
MEAN            71.4               70.9     0.5     71.3
DAYS MAX >= 90     5                2.8     2.2        5
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.57   2007
 MINIMUM        0.48   2020
TOTALS          4.77               3.35    1.42     3.63
DAILY AVG.      0.15               0.11    0.04     0.12
DAYS >= .01        6               12.1    -6.1        9
DAYS >= .10        6                6.0     0.0        7
DAYS >= .50        2                2.3    -0.3        3
DAYS >= 1.00       2                0.8     1.2        1
GREATEST
 24 HR. TOTAL   2.37   08/17 TO 08/17               1.60

DEGREE DAYS
HEATING TOTAL     21                 12       9       17
 SINCE 7/1        21                 12       9       MM
COOLING TOTAL    225                193      32      216
 SINCE 1/1       897                688     209       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
HIGHEST WIND SPEED/DIRECTION    37/350    DATE  08/16
HIGHEST GUST SPEED/DIRECTION    47/340    DATE  08/16

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      28     FOG W/VIS <= 1/4 MILE      4
HAZE                     23

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

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