Climatological Report (Daily)
Issued by NWS
Issued by NWS
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132 CDUS43 KLOT 172131 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 431 PM CDT TUE SEP 17 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 17 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 85 2:05 PM 93 1955 75 10 64 MINIMUM 62 5:49 AM 37 1984 57 5 57 AVERAGE 74 66 8 61 PRECIPITATION (IN) TODAY 0.00 2.42 1927 0.11 -0.11 1.60 MONTH TO DATE 0.04 1.84 -1.80 2.52 SINCE SEP 1 0.04 1.84 -1.80 2.52 SINCE JAN 1 26.90 28.55 -1.65 26.78 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 4 MONTH TO DATE 14 21 -7 9 SINCE SEP 1 14 21 -7 9 SINCE JUL 1 14 27 -13 11 COOLING TODAY 9 4 5 0 MONTH TO DATE 112 87 25 96 SINCE SEP 1 112 87 25 96 SINCE JAN 1 1098 959 139 1030 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 4.0 SKY COVER AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 75 4:00 AM LOWEST 30 1:00 PM AVERAGE 53 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 94 1955 MINIMUM TEMPERATURE (F) 56 40 1889 1901 1903 SUNRISE AND SUNSET SEPTEMBER 17 2024.....SUNRISE 6:34 AM CDT SUNSET 6:57 PM CDT SEPTEMBER 18 2024.....SUNRISE 6:35 AM CDT SUNSET 6:55 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$