Climatological Report (Daily)
Issued by NWS
Issued by NWS
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509 CDUS43 KLOT 200646 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 146 AM CDT FRI SEP 20 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 19 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 89 3:22 PM 93 1955 74 15 68 MINIMUM 62 4:33 AM 40 1991 56 6 58 AVERAGE 76 65 11 63 PRECIPITATION (IN) YESTERDAY 0.00 1.72 2001 0.11 -0.11 0.27 MONTH TO DATE 0.04 2.05 -2.01 2.79 SINCE SEP 1 0.04 2.05 -2.01 2.79 SINCE JAN 1 26.90 28.76 -1.86 27.05 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 SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 2 MONTH TO DATE 14 27 -13 13 SINCE SEP 1 14 27 -13 13 SINCE JUL 1 14 33 -19 15 COOLING YESTERDAY 11 3 8 0 MONTH TO DATE 133 93 40 96 SINCE SEP 1 133 93 40 96 SINCE JAN 1 1119 965 154 1030 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 5.2 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 81 3:00 AM LOWEST 30 3:00 PM AVERAGE 56 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 93 2018 MINIMUM TEMPERATURE (F) 55 36 1991 SUNRISE AND SUNSET SEPTEMBER 20 2024.....SUNRISE 6:37 AM CDT SUNSET 6:51 PM CDT SEPTEMBER 21 2024.....SUNRISE 6:38 AM CDT SUNSET 6:50 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$