CDUS43 KLOT 020638 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 138 AM CDT WED JUL 02 2025 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 1 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 87 4:17 PM 103 1956 84 3 75 MINIMUM 70 4:46 AM 46 1982 65 5 54 AVERAGE 79 75 4 65 PRECIPITATION (IN) YESTERDAY 0.00 1.56 1901 0.11 -0.11 0.00 MONTH TO DATE 0.00 0.11 -0.11 0.00 SINCE JUN 1 3.63 4.21 -0.58 3.10 SINCE JAN 1 13.13 18.86 -5.73 18.37 SNOWFALL (IN) YESTERDAY 0.0 0.0 MM 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 14 10 4 0 MONTH TO DATE 14 10 4 0 SINCE JUN 1 310 209 101 278 SINCE JAN 1 344 279 65 358 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.3 SKY COVER AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 3:00 AM LOWEST 39 4:00 PM AVERAGE 59 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 99 1970 MINIMUM TEMPERATURE (F) 65 49 1984 2001 SUNRISE AND SUNSET JULY 2 2025..........SUNRISE 5:21 AM CDT SUNSET 8:31 PM CDT JULY 3 2025..........SUNRISE 5:21 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. $$