263  
AWCN10 CWTO 071424  
WEATHER SUMMARY  
FOR ONTARIO AND THE NATIONAL CAPITAL REGION  
ISSUED BY ENVIRONMENT CANADA  
AT 10:24 A.M. EDT TUESDAY 7 OCTOBER 2025.  
 
DISCUSSION.  
 
THE FOLLOWING AREAS SET A DAILY MAXIMUM TEMPERATURE RECORD ON  
OCTOBER 6, 2025 (TEMPERATURE VALUES GIVEN IN DEGREES CELSIUS):  
 
BROCKVILLE AREA (BROCKVILLE CLIMATE)  
NEW RECORD OF 27.4  
OLD RECORD OF 25.5 SET IN 2005  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1915  
 
GREATER SUDBURY AREA (SUDBURY A)  
NEW RECORD OF 25.1  
OLD RECORD OF 22.8 SET IN 1963  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1954  
 
KEMPTVILLE AREA (KEMPTVILLE CS)  
NEW RECORD OF 28.7  
OLD RECORD OF 28.3 SET IN 1946  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1902  
 
OSHAWA AREA (OSHAWA)  
NEW RECORD OF 26.2  
OLD RECORD OF 26.1 SET IN 1946  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1882  
 
OTTAWA AREA (OTTAWA INTL A)  
NEW RECORD OF 29.3  
OLD RECORD OF 27.2 SET IN 1946  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1938  
 
SUDBURY AREA (SUDBURY A)  
NEW RECORD OF 25.1  
OLD RECORD OF 22.8 SET IN 1963  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1954  
 
TRENTON AREA (TRENTON A)  
NEW RECORD OF 25.8  
OLD RECORD OF 25.6 SET IN 2005  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1921  
 
WIARTON AREA (WIARTON A)  
NEW RECORD OF 26.9  
OLD RECORD OF 26.6 SET IN 2005  
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1947  
 
NOTE: THE TEMPERATURE RECORDS REPORTED HERE HAVE BEEN DERIVED FROM A  
SELECTION OF HISTORICAL STATIONS IN EACH GEOGRAPHIC AREA THAT WERE  
ACTIVE DURING THE PERIOD OF RECORD.  
 
PLEASE NOTE THAT THIS SUMMARY MAY CONTAIN PRELIMINARY OR UNOFFICIAL  
INFORMATION AND DOES NOT CONSTITUTE A COMPLETE OR FINAL REPORT.  
 
END/OSPC  
 
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