570
CDUS43 KLOT 210633
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED OCT 21 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 20 2026
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)
YESTERDAY
MAXIMUM 69 1:41 PM 86 1953 62 7 66
MINIMUM 46 6:33 AM 20 1930 45 1 41
AVERAGE 58 53 5 54
PRECIPITATION (IN)
YESTERDAY 0.00 0.86 1934 0.11 -0.11 0.02
MONTH TO DATE 2.13 2.29 -0.16 2.74
SINCE SEP 1 7.53 5.06 2.47 3.30
SINCE JAN 1 39.67 29.09 10.58 28.12
DEGREE DAYS
HEATING
YESTERDAY 7 12 -5 11
MONTH TO DATE 85 171 -86 68
SINCE SEP 1 112 230 -118 89
SINCE JUL 1 112 234 -122 91
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 36 17 19 65
SINCE SEP 1 240 153 87 269
SINCE JAN 1 1211 1109 102 1410
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 2.7
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 37 1:00 PM
AVERAGE 67
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 87 1953
MINIMUM TEMPERATURE (F) 45 26 1952
SUNRISE AND SUNSET
OCTOBER 21 2026.......SUNRISE 7:10 AM CDT SUNSET 6:00 PM CDT
OCTOBER 22 2026.......SUNRISE 7:11 AM CDT SUNSET 5:59 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page