


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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291 CDUS43 KLOT 080639 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 139 AM CDT TUE JUL 08 2025 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 7 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 82 2:56 PM 102 1936 85 -3 89 MINIMUM 67 4:06 AM 48 1983 67 0 67 AVERAGE 75 76 -1 78 PRECIPITATION (IN) YESTERDAY 0.00 1.30 1932 0.12 -0.12 0.35 MONTH TO DATE 0.68 0.78 -0.10 0.36 SINCE JUN 1 6.05 4.79 1.26 3.80 SINCE JAN 1 15.62 17.27 -1.65 19.78 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 9 24 -15 3 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 10 11 -1 13 MONTH TO DATE 113 76 37 79 SINCE JUN 1 437 298 139 401 SINCE JAN 1 488 380 108 514 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 8.6 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 81 1:00 AM LOWEST 37 4:00 PM AVERAGE 59 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 106 1936 MINIMUM TEMPERATURE (F) 67 49 1934 SUNRISE AND SUNSET JULY 8 2025..........SUNRISE 5:24 AM CDT SUNSET 8:28 PM CDT JULY 9 2025..........SUNRISE 5:25 AM CDT SUNSET 8:27 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$