Current Time in Cornwall, Ontario, Canada
8:53:45 PM
20:53:45
EDT (Eastern Daylight Time) · UTC−04:00
America/Toronto
Time zone details
Cornwall is observing daylight saving time in 2026
Daylight in Cornwall
Location facts
Place
- Country
- Canada
- Administrative area
- Ontario
- District
- United Counties of Stormont, Dundas and Glengarry
- Place type
- Populated place
- Country currency
- Canadian Dollar (CAD)
Practical
- Country languages
- English, French, Inuktitut
- Dialing code
- +1
- Population
- 48,821
- Elevation
- Approximately 59 m (DEM estimate)
Geography
- Geographic coordinates
- 45° 01' N / 74° 43' W
Convert Cornwall time
Compare Cornwall with another city or time zone
Cornwall follows the same clock and daylight-saving rules as Toronto
Popular conversions (current offsets)
All times shown relative to Cornwall local time
Clock changes in Cornwall
2:00 AM EDT1:00 AM EST
Clocks move back 1 hour
2026
past
Daylight saving time starts
2:00 AM EST3:00 AM EDT
Clocks move forward 1 hour
upcoming
Daylight saving time ends
2:00 AM EDT1:00 AM EST
Clocks move back 1 hour
Future clock changes, 2027–2030
Sun & Moon details
Sun
- Sunrise
- Solar noon
- Sunset
- Daylight duration
- 10 hr 21 min2 min 52 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Wednesday, October 28, 2026
View Cornwall on SavvyTime's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 10 hr 21 min2 min 52 sec shorter than the previous day
- Solar noon
- (31.7° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- Waning Gibbous (91% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- Full Moon — Monday, October 26, 2026 at
- Next principal phase
- Third Quarter — Sunday, November 1, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 10 hr 21 min | 2 min 52 sec shorter than the previous day | |||
| 10 hr 18 min | 2 min 51 sec shorter than the previous day | |||
| 10 hr 15 min | 2 min 50 sec shorter than the previous day | |||
| 10 hr 12 min | 2 min 49 sec shorter than the previous day | |||
| 10 hr 09 min | 2 min 48 sec shorter than the previous day | |||
| 10 hr 07 min | 2 min 46 sec shorter than the previous day | |||
| 10 hr 04 min | 2 min 44 sec shorter than the previous day |
Weather forecast for Cornwall
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Plan around Cornwall
Upcoming public holidays in Ontario
- Christmas Day
- Boxing Day
- New Year's Day
Nearby scheduled airports for Cornwall, Ontario, Canada
Massena International Airport Richards FieldMSSMedium airport · Serves Massena, United States12.9 km southwest
Source: OurAirports record · MSS / KMSS
About 12.9 km (8.0 mi) southwest of Cornwall
Scheduled airline service in source data
Ogdensburg International AirportOGSMedium airport · Serves Ogdensburg, United States69.1 km west-southwest
Source: OurAirports record · OGS / KOGS
About 69.1 km (42.9 mi) west-southwest of Cornwall
Scheduled airline service in source data
Ottawa Macdonald-Cartier International AirportYOWLarge airport · Serves Ottawa81.2 km west-northwest
Source: OurAirports record · YOW / CYOW
About 81.2 km (50.5 mi) west-northwest of Cornwall
Scheduled airline service in source data
Nearby places
Frequently asked questions
- What time zone is Cornwall in?
- Cornwall uses Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer. Its IANA time zone is America/Toronto.
- When is the next clock change in Cornwall?
- Clocks in Cornwall move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from EDT (UTC−04:00) to EST (UTC−05:00)
- Does Cornwall observe daylight saving time?
- Yes. Cornwall observes daylight saving time: EDT (UTC−4) in summer and EST (UTC−5) in winter.
- What is the UTC offset of Cornwall?
- Cornwall is UTC−5 in winter and UTC−4 in summer