CDUS43 KLOT 042134 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 434 PM CDT MON MAY 04 2026 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 4 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 80 2:25 PM 92 1952 66 14 59 MINIMUM 51 5:14 AM 32 1954 47 4 45 AVERAGE 66 56 10 52 PRECIPITATION (IN) TODAY 0.00 1.70 1990 0.15 -0.15 0.13 MONTH TO DATE 0.03 0.59 -0.56 0.33 SINCE MAR 1 11.76 6.79 4.97 5.98 SINCE JAN 1 14.45 10.75 3.70 8.48 SNOWFALL (IN) TODAY 0.0 T 1891 0.0 0.0 0.0 1907 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 1.8 6.8 -5.0 2.8 SINCE JUL 1 34.1 38.4 -4.3 17.6 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 0 9 -9 13 MONTH TO DATE 50 39 11 47 SINCE MAR 1 1045 1315 -270 1105 SINCE JUL 1 5405 5784 -379 5240 COOLING TODAY 1 1 0 0 MONTH TO DATE 1 4 -3 0 SINCE MAR 1 20 14 6 8 SINCE JAN 1 20 14 6 8 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 11.2 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 71 4:00 AM LOWEST 27 1:00 PM AVERAGE 49 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 94 1949 MINIMUM TEMPERATURE (F) 47 32 1992 SUNRISE AND SUNSET MAY 4 2026...........SUNRISE 5:44 AM CDT SUNSET 7:54 PM CDT MAY 5 2026...........SUNRISE 5:42 AM CDT SUNSET 7:55 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$