


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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767 CDUS43 KLOT 312134 CLIUGN CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 434 PM CDT SUN AUG 31 2025 ................................... ...THE WAUKEGAN IL CLIMATE SUMMARY FOR AUGUST 31 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 2000 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 76 1:29 PM 95 2012 78 -2 84 MINIMUM 46R 3:52 AM 46 2009 59 -13 61 AVERAGE 61 68 -7 73 PRECIPITATION (IN) TODAY 0.00 0.11 2013 0.13 -0.13 0.00 MONTH TO DATE 1.40 3.59 -2.19 2.50 SINCE JUN 1 11.20 11.52 -0.32 14.78 SINCE JAN 1 19.63 24.36 -4.73 33.53 DEGREE DAYS HEATING TODAY 4 1 3 0 MONTH TO DATE 13 7 6 9 SINCE JUN 1 52 93 -41 44 SINCE JUL 1 16 20 -4 15 COOLING TODAY 0 4 -4 8 MONTH TO DATE 229 184 45 233 SINCE JUN 1 764 515 249 656 SINCE JAN 1 773 547 226 671 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 3.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 3:00 AM LOWEST 45 1:00 PM AVERAGE 69 .......................................................... THE WAUKEGAN IL CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 88 2015 MINIMUM TEMPERATURE (F) 59 43 2009 SUNRISE AND SUNSET AUGUST 31 2025........SUNRISE 6:16 AM CDT SUNSET 7:27 PM CDT SEPTEMBER 1 2025.....SUNRISE 6:17 AM CDT SUNSET 7:25 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$