CDUS43 KLOT 160633
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU APR 16 2026

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 15 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72   6:55 PM  88    2002  59     13       56
  MINIMUM         60  11:21 PM  25    1943  40     20       38
  AVERAGE         66                        49     17       47

PRECIPITATION (IN)
  YESTERDAY        0.53          1.74 1884   0.12   0.41      T
  MONTH TO DATE    5.28                      1.68   3.60     1.50
  SINCE MAR 1      9.82                      4.13   5.69     4.49
  SINCE JAN 1     12.51                      8.09   4.42     6.99

SNOWFALL (IN)
  YESTERDAY        0.0           1.7  2020   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.9   -0.9       T
  SINCE MAR 1      1.8                       6.4   -4.6      2.8
  SINCE JUL 1     34.1                      38.0   -3.9     17.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        16    -16       18
  MONTH TO DATE  200                       274    -74      293
  SINCE MAR 1    849                      1082   -233      923
  SINCE JUL 1   5209                      5551   -342     5058

 COOLING
  YESTERDAY        1                         0      1        0
  MONTH TO DATE   16                         0     16        0
  SINCE MAR 1     17                         2     15        0
  SINCE JAN 1     17                         2     15        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    11.1


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           2:00 AM
 LOWEST     68           7:00 PM
 AVERAGE    81

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        87      2002
 MINIMUM TEMPERATURE (F)   40        18      1875


SUNRISE AND SUNSET
APRIL 16 2026.........SUNRISE   6:10 AM CDT   SUNSET   7:34 PM CDT
APRIL 17 2026.........SUNRISE   6:08 AM CDT   SUNSET   7:35 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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