566
CXUS53 KLOT 011542
CLMARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1042 AM CDT MON JUN 01 2026

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   05/27/2012
 LOW              21   05/03/2005
HIGHEST           90   05/27                          95  05/15
LOWEST            28   05/02                          36  05/09
                       05/07
AVG. MAXIMUM    73.3               71.9     1.4     71.4
AVG. MINIMUM    45.7               49.0    -3.3     47.2
MEAN            59.5               60.4    -0.9     59.3
DAYS MAX >= 90     1                1.1    -0.1        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     5                1.0     4.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.82   2019
 MINIMUM        1.25   2023
TOTALS          2.00               4.06   -2.06     2.41
DAILY AVG.      0.06               0.13   -0.07     0.08
DAYS >= .01        8               14.0    -6.0        9
DAYS >= .10        3                8.3    -5.3        4
DAYS >= .50        2                3.0    -1.0        2
DAYS >= 1.00       0                1.0    -1.0        1
GREATEST
 24 HR. TOTAL   0.86   05/18 TO 05/18               1.06


DEGREE DAYS
HEATING TOTAL    218                197      21      199
 SINCE 7/1      6011               6405    -394       MM
COOLING TOTAL     58                 56       2       32
 SINCE 1/1        75                 62      13       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    30/290    DATE  05/09
HIGHEST GUST SPEED/DIRECTION    43/260    DATE  05/09

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                      9

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

$$