Climatological Report (Daily)
Issued by NWS
Issued by NWS
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510 CDUS43 KLOT 200646 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 146 AM CDT FRI SEP 20 2024 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 19 2024... 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) YESTERDAY MAXIMUM 90 2:28 PM 93 1955 75 15 67 MINIMUM 63 4:46 AM 37 1929 58 5 58 AVERAGE 77 66 11 63 PRECIPITATION (IN) YESTERDAY 0.00 0.94 1968 0.09 -0.09 0.20 MONTH TO DATE T 1.78 -1.78 2.93 SINCE SEP 1 T 1.78 -1.78 2.93 SINCE JAN 1 29.47 25.81 3.66 28.54 DEGREE DAYS HEATING YESTERDAY 0 2 -2 2 MONTH TO DATE 10 19 -9 15 SINCE SEP 1 10 19 -9 15 SINCE JUL 1 10 23 -13 16 COOLING YESTERDAY 12 4 8 0 MONTH TO DATE 151 106 45 89 SINCE SEP 1 151 106 45 89 SINCE JAN 1 1274 1062 212 1051 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 4.8 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 1:00 AM LOWEST 27 2:00 PM AVERAGE 50 .......................................................... 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 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. $$