859  
NOUS43 KLOT 011812  
PNSLOT  
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-020615-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO IL  
112 PM CDT MON SEP 1 2025 /212 PM EDT MON SEP 1 2025/  
 
...A LOOK BACK AT THE CLIMATE FOR METEOROLOGICAL SUMMER (JUNE,  
JULY, AUGUST) 2025 FOR CHICAGO AND ROCKFORD...  
 
AT CHICAGO, THE AVERAGE HIGH TEMPERATURE WAS 83.9 DEGREES, WHICH  
IS 1.4 DEGREES ABOVE NORMAL. THE AVERAGE LOW TEMPERATURE WAS  
66.1 DEGREES, WHICH IS 2.0 DEGREES ABOVE NORMAL. THE MEAN AVERAGE  
TEMPERATURE FOR THE SEASON WAS 75.0 DEGREES, WHICH IS 1.7 DEGREES  
ABOVE NORMAL. 12.95 INCHES OF LIQUID PRECIPITATION WERE RECORDED,  
WHICH IS 0.89 INCHES ABOVE NORMAL.  
 
DAILY AND TOP TEN MONTHLY RECORDS ESTABLISHED FOR CHICAGO THIS  
PAST SUMMER...  
 
JUNE:  
* RECORD DAILY LIQUID PRECIPITATION OF 1.86 INCHES ON THE 18TH.  
* RECORD DAILY WARMEST LOW TEMPERATURE OF 78 DEGREES ON THE 21ST.  
* RECORD DAILY WARMEST LOW TEMPERATURE OF 80 DEGREES ON THE 22ND.  
* TIED RECORD DAILY WARMEST LOW TEMPERATURE OF 79 DEGREES ON THE  
23RD.  
* TIED RECORD DAILY WARMEST LOW TEMPERATURE OF 77 DEGREES ON THE  
26TH.  
**TIED FOR 6TH WARMEST JUNE ON RECORD WITH AN AVERAGE TEMPERATURE  
OF 74.2 DEGREES.  
 
JULY: NONE  
 
AUGUST: NONE  
 
NO TOP TEN SEASONAL RECORDS WERE SET FOR CHICAGO DURING THIS PAST  
SUMMER.  
 
AT ROCKFORD, THE AVERAGE HIGH TEMPERATURE WAS 83.7 DEGREES, WHICH  
IS 1.5 DEGREES ABOVE NORMAL. THE AVERAGE LOW TEMPERATURE WAS 62.9  
DEGREES, WHICH IS 1.2 DEGREES ABOVE NORMAL. THE AVERAGE  
TEMPERATURE FOR THE SEASON WAS 73.3 DEGREES, WHICH IS 1.4 DEGREES  
ABOVE NORMAL. 13.17 INCHES OF LIQUID PRECIPITATION WERE RECORDED,  
WHICH IS 0.06 INCHES BELOW NORMAL.  
 
DAILY AND TOP TEN MONTHLY RECORDS ESTABLISHED FOR ROCKFORD THIS  
PAST SUMMER...  
 
JUNE:  
* RECORD DAILY WARMEST LOW TEMPERATURE OF 74 DEGREES ON THE 21ST.  
* RECORD DAILY WARMEST LOW TEMPERATURE OF 77 DEGREES ON THE 22ND.  
THIS ALSO TIED ROCKFORD'S RECORD WARMEST LOW TEMPERATURE FOR  
THE MONTH OF JUNE.  
 
JULY:  
* TIED RECORD DAILY WARMEST LOW TEMPERATURE OF 74 DEGREES ON THE  
24TH.  
 
AUGUST: NONE  
 
NO TOP TEN SEASONAL RECORDS WERE SET FOR ROCKFORD DURING THIS  
PAST SUMMER.  
   
..............................................................
 
 
CHICAGO'S CLIMATIC PERIOD OF RECORD DATES BACK TO:  
1871 FOR PRECIPITATION  
1872 FOR TEMPERATURES  
1884 FOR SNOWFALL  
ROCKFORD'S CLIMATIC PERIOD OF RECORD DATES BACK TO:  
1905 FOR TEMPERATURES, PRECIPITATION, AND SNOWFALL  
 

 
 
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