CDUS43 KLOT 152143 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 443 PM CDT THU OCT 15 2026 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 15 2026... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 64 2:59 PM 88 1947 63 1 61 MINIMUM 58 4:48 AM 28 1876 46 12 55 AVERAGE 61 54 7 58 PRECIPITATION (IN) TODAY 0.02 1.66 1967 0.12 -0.10 0.19 MONTH TO DATE 1.63 1.69 -0.06 1.55 SINCE SEP 1 5.33 4.88 0.45 2.04 SINCE JAN 1 36.30 31.59 4.71 24.49 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 4 11 -7 7 MONTH TO DATE 32 130 -98 57 SINCE SEP 1 59 207 -148 89 SINCE JUL 1 59 213 -154 94 COOLING TODAY 0 0 0 0 MONTH TO DATE 31 12 19 55 SINCE SEP 1 218 128 90 221 SINCE JAN 1 1144 1000 144 1213 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 10.4 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 87 11:00 AM LOWEST 72 1:00 AM AVERAGE 80 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 63 87 1963 MINIMUM TEMPERATURE (F) 45 281991 SUNRISE AND SUNSET OCTOBER 15 2026.......SUNRISE 7:04 AM CDT SUNSET 6:10 PM CDT OCTOBER 16 2026.......SUNRISE 7:05 AM CDT SUNSET 6:08 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$