CDUS43 KLOT 102237 CLIMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 437 PM CST SUN DEC 10 2023 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 10 2023... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 36 3:59 PM 61 2021 39 -3 39 MINIMUM 34 4:51 AM -8 1978 27 7 37 AVERAGE 35 33 2 38 PRECIPITATION (IN) TODAY T 2.18 1971 0.06 -0.06 T MONTH TO DATE 1.21 0.64 0.57 0.41 SINCE DEC 1 1.21 0.64 0.57 0.41 SINCE JAN 1 34.17 33.27 0.90 29.50 DEGREE DAYS HEATING TODAY 30 32 -2 27 MONTH TO DATE 230 307 -77 281 SINCE DEC 1 230 307 -77 281 SINCE JUL 1 1182 1391 -209 1244 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1149 1112 37 1514 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 12.8 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 1:00 PM LOWEST 66 4:00 AM AVERAGE 70 .......................................................... THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 39 61 1949 MINIMUM TEMPERATURE (F) 26 -5 1972 SUNRISE AND SUNSET DECEMBER 10 2023......SUNRISE 7:07 AM CST SUNSET 4:20 PM CST DECEMBER 11 2023......SUNRISE 7:08 AM CST SUNSET 4:20 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$