Climatological Report (Daily)
Issued by NWS
Issued by NWS
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564 CDUS43 KLOT 202137 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 437 PM CDT FRI SEP 20 2024 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 20 2024... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 92 2:55 PM 95 2018 75 17 80 MINIMUM 71 5:35 AM 38 1937 57 14 61 1956 AVERAGE 82 66 16 71 PRECIPITATION (IN) TODAY 0.02 1.12 1967 0.09 -0.07 0.00 MONTH TO DATE 0.02 1.87 -1.85 2.93 SINCE SEP 1 0.02 1.87 -1.85 2.93 SINCE JAN 1 29.49 25.90 3.59 28.54 DEGREE DAYS HEATING TODAY 0 2 -2 0 MONTH TO DATE 10 21 -11 15 SINCE SEP 1 10 21 -11 15 SINCE JUL 1 10 25 -15 16 COOLING TODAY 17 4 13 6 MONTH TO DATE 168 110 58 95 SINCE SEP 1 168 110 58 95 SINCE JAN 1 1291 1066 225 1057 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 9.1 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 66 6:00 AM LOWEST 26 3:00 PM AVERAGE 46 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 2017 MINIMUM TEMPERATURE (F) 57 40 1930 SUNRISE AND SUNSET SEPTEMBER 20 2024.....SUNRISE 6:37 AM CDT SUNSET 6:51 PM CDT SEPTEMBER 21 2024.....SUNRISE 6:38 AM CDT SUNSET 6:49 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$