


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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187 CDUS43 KLOT 162142 CLIPWK CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 442 PM CDT THU OCT 16 2025 ................................... ...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 16 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1996 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 68 1:24 PM 79 1998 63 5 58 MINIMUM 52 6:05 AM 33 2020 44 8 36 AVERAGE 60 54 6 47 PRECIPITATION (IN) TODAY 0.00 0.50 2016 0.11 -0.11 0.00 MONTH TO DATE 0.80 1.75 -0.95 0.24 SINCE SEP 1 2.50 4.79 -2.29 1.23 SINCE JAN 1 20.27 27.13 -6.86 27.62 DEGREE DAYS HEATING TODAY 5 12 -7 18 MONTH TO DATE 73 147 -74 105 SINCE SEP 1 107 229 -122 125 SINCE JUL 1 115 236 -121 130 COOLING TODAY 0 0 0 0 MONTH TO DATE 43 11 32 4 SINCE SEP 1 183 117 66 142 SINCE JAN 1 1107 931 176 1011 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 3.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 6:00 AM LOWEST 47 12:00 PM AVERAGE 70 .......................................................... THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 82 2016 MINIMUM TEMPERATURE (F) 44 30 2015 SUNRISE AND SUNSET OCTOBER 16 2025.......SUNRISE 7:06 AM CDT SUNSET 6:08 PM CDT OCTOBER 17 2025.......SUNRISE 7:07 AM CDT SUNSET 6:06 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$