257 CDUS43 KLOT 250633 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1233 AM CST SUN FEB 25 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 24 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 35 4:26 PM 64 1930 39 -4 29 MINIMUM 20 5:53 AM -11 1873 25 -5 18 AVERAGE 28 32 -4 24 PRECIPITATION (IN) YESTERDAY 0.00 1.11 2001 0.08 -0.08 0.06 MONTH TO DATE 0.18 1.64 -1.46 2.82 SINCE DEC 1 6.65 5.74 0.91 7.58 SINCE JAN 1 3.68 3.63 0.05 5.42 SNOWFALL (IN) YESTERDAY 0.0 6.5 1965 0.4 -0.4 1.7 MONTH TO DATE 1.2 9.5 -8.3 3.7 SINCE DEC 1 18.5 28.4 -9.9 16.8 SINCE JUL 1 21.2 30.4 -9.2 17.9 SNOW DEPTH 1 DEGREE DAYS HEATING YESTERDAY 37 33 4 41 MONTH TO DATE 642 887 -245 769 SINCE DEC 1 2633 3190 -557 2875 SINCE JUL 1 3597 4341 -744 3940 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 9.9 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 77 6:00 AM LOWEST 47 5:00 PM AVERAGE 62 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 39 72 2000 MINIMUM TEMPERATURE (F) 25 -9 1900 SUNRISE AND SUNSET FEBRUARY 25 2024......SUNRISE 6:34 AM CST SUNSET 5:36 PM CST FEBRUARY 26 2024......SUNRISE 6:32 AM CST SUNSET 5:38 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$