CDUS43 KLOT 210727 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 227 AM CDT SAT MAR 21 2026 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MARCH 20 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 72 1:32 PM 85 2012 49 23 45 MINIMUM 43 11:59 PM 8 1965 33 10 32 AVERAGE 58 41 17 39 PRECIPITATION (IN) YESTERDAY 0.00 0.78 1967 0.06 -0.06 0.16 MONTH TO DATE 3.24 1.18 2.06 2.53 SINCE MAR 1 3.24 1.18 2.06 2.53 SINCE JAN 1 5.80 4.12 1.68 3.89 DEGREE DAYS HEATING YESTERDAY 7 24 -17 26 MONTH TO DATE 456 548 -92 412 SINCE MAR 1 456 548 -92 412 SINCE JUL 1 4666 4871 -205 4350 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 9.7 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 2:00 AM LOWEST 40 1:00 PM AVERAGE 60 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 50 86 2012 MINIMUM TEMPERATURE (F) 33 12 1940 1951 SUNRISE AND SUNSET MARCH 21 2026.........SUNRISE 6:52 AM CDT SUNSET 7:04 PM CDT MARCH 22 2026.........SUNRISE 6:51 AM CDT SUNSET 7:06 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$