Climatological Report (Daily)
Issued by NWS
Issued by NWS
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566 CDUS43 KLOT 202137 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 437 PM CDT FRI SEP 20 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 20 2024... VALID TODAY AS OF 0400 PM LOCAL TIME. 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) TODAY MAXIMUM 91 2:10 PM 93 2018 74 17 80 MINIMUM 70 6:30 AM 36 1991 55 15 63 AVERAGE 81 65 16 72 PRECIPITATION (IN) TODAY 0.02 1.33 2001 0.11 -0.09 0.01 MONTH TO DATE 0.06 2.16 -2.10 2.80 SINCE SEP 1 0.06 2.16 -2.10 2.80 SINCE JAN 1 26.92 28.87 -1.95 27.06 SNOWFALL (IN) TODAY 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 TODAY 0 3 -3 0 MONTH TO DATE 14 30 -16 13 SINCE SEP 1 14 30 -16 13 SINCE JUL 1 14 36 -22 15 COOLING TODAY 16 3 13 7 MONTH TO DATE 149 96 53 103 SINCE SEP 1 149 96 53 103 SINCE JAN 1 1135 968 167 1037 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 9.5 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 76 5:00 AM LOWEST 29 3:00 PM AVERAGE 53 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 94 2017 MINIMUM TEMPERATURE (F) 55 39 1889 1983 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. $$