CDUS43 KLOT 030639 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 139 AM CDT THU JUL 03 2025 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 2 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 91 2:52 PM 99 1970 84 7 85 MINIMUM 71 5:10 AM 49 1984 65 6 67 2001 AVERAGE 81 75 6 76 PRECIPITATION (IN) YESTERDAY 0.00 3.35 2023 0.11 -0.11 0.01 MONTH TO DATE 0.00 0.22 -0.22 0.01 SINCE JUN 1 3.63 4.32 -0.69 3.11 SINCE JAN 1 13.13 18.97 -5.84 18.38 SNOWFALL (IN) YESTERDAY 0.0 T 1933 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 T SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 13 31 -18 6 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 16 10 6 11 MONTH TO DATE 30 20 10 11 SINCE JUN 1 326 219 107 289 SINCE JAN 1 360 289 71 369 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 6.9 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 4:00 AM LOWEST 31 3:00 PM AVERAGE 52 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 102 1949 MINIMUM TEMPERATURE (F) 66 50 1980 SUNRISEAND SUNSET JULY 3 2025..........SUNRISE 5:21 AM CDT SUNSET 8:30 PM CDT JULY 4 2025..........SUNRISE 5:22 AM CDT SUNSET 8:30 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$