AWCN10 CWTO 101443
WEATHER SUMMARY
FOR ONTARIO AND THE NATIONAL CAPITAL REGION
ISSUED BY ENVIRONMENT CANADA
AT 10:43 A.M. EDT THURSDAY 10 APRIL 2025.

DISCUSSION.

THE FOLLOWING AREAS SET OR TIED A DAILY MINIMUM TEMPERATURE RECORD 
ON APRIL 9, 2025 (TEMPERATURE VALUES GIVEN IN DEGREES CELSIUS): 

BROCKVILLE (BROCKVILLE CLIMATE) 
TIED RECORD OF -11.5 SET IN 1997 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1915 

KIRKLAND LAKE (KIRKLAND LAKE) 
NEW RECORD OF -25.1 
OLD RECORD OF -22.0 SET IN 2016 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1950 

LAKE SUPERIOR PROVINCIAL PARK (LAKE SUPERIOR PROVINCIAL PARK) 
NEW RECORD OF -20.8 
OLD RECORD OF -20.5 SET IN 2016 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1940 

OSHAWA (OSHAWA) 
NEW RECORD OF -10.2 
OLD RECORD OF -9.5 SET IN 1977 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1882 

OTTAWA (RICHMOND - METCALFE) (OTTAWA INTL A) 
NEW RECORD OF -13.5 
OLD RECORD OF -11.3 SET IN 1997 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1938 

SIMCOE (DELHI CS) 
TIED RECORD OF -10.0 SET IN 1868 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1866 

TIMMINS (TIMMINS A) 
TIED RECORD OF -21.3 SET IN 1978 
RECORDS IN THIS AREA HAVE BEEN KEPT SINCE 1913 

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