CDUS43 KLOT 010637 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 137 AM CDT TUE APR 01 2025 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MARCH 31 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 48 4:46 PM 85 1981 54 -6 51 1986 MINIMUM 36 11:59 PM 12 1969 36 0 40 AVERAGE 42 45 -3 46 PRECIPITATION (IN) YESTERDAY T 2.50 1929 0.07 -0.07 0.35 MONTH TO DATE 3.39 1.88 1.51 4.00 SINCE MAR 1 3.39 1.88 1.51 4.00 SINCE JAN 1 4.75 4.82 -0.07 6.98 DEGREE DAYS HEATING YESTERDAY 23 20 3 19 MONTH TO DATE 589 789 -200 602 SINCE MAR 1 589 789 -200 602 SINCE JUL 1 4527 5112 -585 4151 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 2 -2 0 SINCE MAR 1 0 2 -2 0 SINCE JAN 1 0 2 -2 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 11.7 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 85 1:00 AM LOWEST 47 4:00 PM AVERAGE 66 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 82 1946 2010 MINIMUM TEMPERATURE (F) 37 24 1954 SUNRISE AND SUNSET APRIL 1 2025.........SUNRISE 6:33 AM CDT SUNSET 7:17 PM CDT APRIL 2 2025.........SUNRISE 6:32 AM CDT SUNSET 7:18 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$