What time is it in Cornwall, Ontario, Canada
This page answers what time it is in Cornwall, Ontario, Canada right now, in the America/Toronto zone (−4).
Cornwall, Canada
Saturday, 5 September 2026
UTC−4 · America/Toronto
Local time in Cornwall
UTC−4 · daylight saving time is active
Local time in Cornwall, Ontario.
The sun today
Sunrise 6:27 AM Solar noon 12:59 PM Sunset 7:31 PM Daylight 13 h 04 min Night 10 h 56 min Civil twilight 5:57 AM – 8:01 PM
Weather in Cornwall right now
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Weather data by Open-Meteo, updated every 30 minutes.
Cornwall and its neighbours
Postal codes
- K6J Cornwall West — 2.3 km away
- K6H Cornwall East — 5.4 km away
- K6K Cornwall North — 6.1 km away
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Ontario
Other places named Cornwall
- Cornwall Prince Edward Island, Canada
- Cornwall Pennsylvania, United States
- Cornwall New York, United States
- Cornwall Tasmania, Australia
- Cornwall Vermont, United States
Same time zone — America/Toronto
- Toronto Canada
- Montreal Canada
- Ottawa Canada
- Mississauga Canada
- Brampton Canada
Nearby places
- Glenview Heights — 1.5 km
- Dover Heights — 2.6 km
- Riverdale — 3.3 km
- Cornwall Island — 3.8 km
- Eamers Corners — 5.5 km
- Churchill Heights — 6.6 km
Cornwall: clock, sun and surroundings
The clock in nearby Glenview Heights and Dover Heights follows Cornwall.
Cornwall operates with 3 postal codes.
Cornwall uses the America/Toronto time zone with a UTC−4 offset. Whether daylight saving time is used: Yes.
In Cornwall the sun rises today at 6:27 AM and sets again at 7:31 PM. Daylight fills 13 h 04 min of the day.
Questions and answers
- What time zone governs the clock in Cornwall?
- The clock in Cornwall follows America/Toronto, with an offset of −4.
- Is there a seasonal clock change in Cornwall?
- Yes.
- When does evening light leave Cornwall?
- At 7:31 PM.