554
CDUS43 KLOT 172135
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT FRI APR 17 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 17 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 82 2:49 PM 88 1976 61 21 66
MINIMUM 48 3:47 AM 29 1944 42 6 42
1983
AVERAGE 65 51 14 54
PRECIPITATION (IN)
TODAY 0.00 1.87 2013 0.13 -0.13 0.06
MONTH TO DATE 3.36 1.78 1.58 2.10
SINCE MAR 1 7.46 3.66 3.80 5.49
SINCE JAN 1 10.02 6.60 3.42 6.85
DEGREE DAYS
HEATING
TODAY 0 14 -14 11
MONTH TO DATE 187 288 -101 302
SINCE MAR 1 809 1076 -267 891
SINCE JUL 1 5019 5399 -380 4829
COOLING
TODAY 0 0 0 0
MONTH TO DATE 17 0 17 0
SINCE MAR 1 19 2 17 0
SINCE JAN 1 19 2 17 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 49 3:00 PM
AVERAGE 75
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 89 2002
MINIMUM TEMPERATURE (F) 42 25 1983
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 6:08 AM CDT SUNSET 7:34 PM CDT
APRIL 18 2026.........SUNRISE 6:06 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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