CDUS43 KLOT 202033 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 333 PM CDT SUN SEP 20 2026 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 19 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 72 4:58 PM 93 1955 75 -3 90 MINIMUM 63 6:48 AM 37 1929 58 5 70 AVERAGE 68 66 2 80 PRECIPITATION (IN) YESTERDAY 1.07R 1.01 2026 0.09 0.98 0.00 MONTH TO DATE 2.97 1.78 1.19 0.26 SINCE SEP 1 2.97 1.78 1.19 0.26 SINCE JAN 1 35.11 25.81 9.30 25.08 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 2 19 -17 21 SINCE SEP 1 2 19 -17 21 SINCE JUL 1 2 23 -21 23 COOLING YESTERDAY 3 4 -1 15 MONTH TO DATE 201 106 95 109 SINCE SEP 1 201 106 95 109 SINCE JAN 1 1172 1062 110 1250 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 5.6 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 97 10:00 AM LOWEST 70 12:00 AM AVERAGE 84 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 2018 MINIMUM TEMPERATURE (F) 57 38 1937 1956 SUNRISE AND SUNSET SEPTEMBER 20 2026.....SUNRISE 6:36 AM CDT SUNSET 6:52 PM CDT SEPTEMBER 21 2026.....SUNRISE 6:37 AM CDT SUNSET 6:50 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$