271
CDUS43 KLOT 132139
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT THU AUG 13 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 13 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 77 12:58 PM 101 1936 83 -6 85
MINIMUM 71 5:00 AM 52 1967 67 4 71
AVERAGE 74 75 -1 78
PRECIPITATION (IN)
TODAY 0.03 1.09 1980 0.14 -0.11 0.00
MONTH TO DATE 3.24 1.63 1.61 0.35
SINCE JUN 1 16.76 9.19 7.57 12.38
SINCE JAN 1 30.65 21.67 8.98 21.95
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 3 25 -22 9
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 9 10 -1 13
MONTH TO DATE 136 137 -1 179
SINCE JUN 1 723 712 11 947
SINCE JAN 1 807 794 13 998
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 79 11:00 AM
AVERAGE 88
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 1944
MINIMUM TEMPERATURE (F) 67 48 1964
SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE 5:57 AM CDT SUNSET 7:54 PM CDT
AUGUST 14 2026........SUNRISE 5:58 AM CDT SUNSET 7:52 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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