Climatological Report (Daily)
Issued by NWS
Issued by NWS
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388 CDUS43 KLOT 170633 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 133 AM CDT TUE SEP 17 2024 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 16 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 1:02 PM 93 1931 77 13 72 MINIMUM 67 6:02 AM 39 1984 59 8 60 AVERAGE 79 68 11 66 PRECIPITATION (IN) YESTERDAY 0.00 1.70 1980 0.08 -0.08 0.01 MONTH TO DATE T 1.51 -1.51 1.53 SINCE SEP 1 T 1.51 -1.51 1.53 SINCE JAN 1 29.47 25.54 3.93 27.14 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 10 13 -3 7 SINCE SEP 1 10 13 -3 7 SINCE JUL 1 10 17 -7 8 COOLING YESTERDAY 14 4 10 1 MONTH TO DATE 118 94 24 89 SINCE SEP 1 118 94 24 89 SINCE JAN 1 1241 1050 191 1051 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 6.9 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 64 12:00 AM LOWEST 19 2:00 PM AVERAGE 42 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 93 1955 MINIMUM TEMPERATURE (F) 58 39 1937 SUNRISE AND SUNSET SEPTEMBER 17 2024.....SUNRISE 6:34 AM CDT SUNSET 6:56 PM CDT SEPTEMBER 18 2024.....SUNRISE 6:35 AM CDT SUNSET 6:54 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$