Climatological Report (Daily)
Issued by NWS
Issued by NWS
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183 CDUS43 KLOT 122135 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 435 PM CDT SAT JUL 12 2025 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 12 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. 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) TODAY MAXIMUM 83 2:36 PM 97 1952 85 -2 86 1954 1995 MINIMUM 69 5:07 AM 53 1999 67 2 64 AVERAGE 76 76 0 75 PRECIPITATION (IN) TODAY 0.00 6.16 1957 0.12 -0.12 0.00 MONTH TO DATE 2.93 1.36 1.57 1.78 SINCE JUN 1 6.56 5.46 1.10 4.88 SINCE JAN 1 16.06 20.11 -4.05 20.15 SNOWFALL (IN) TODAY 0.0 T 1957 0.0 0.0 0.0 1972 2017 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 TODAY 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 TODAY 11 11 0 10 MONTH TO DATE 168 123 45 122 SINCE JUN 1 464 322 142 400 SINCE JAN 1 498 392 106 480 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 9.1 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 4:00 AM LOWEST 65 3:00 PM AVERAGE 81 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 104 1995 MINIMUM TEMPERATURE (F) 67 52 1975 SUNRISE AND SUNSET JULY 12 2025..........SUNRISE 5:27 AM CDT SUNSET 8:27 PM CDT JULY 13 2025..........SUNRISE 5:28 AM CDT SUNSET 8:26 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$