Current Time in St. Catharines, Ontario, Canada

1:30:05 AM

01:30:05

EDT (Eastern Daylight Time) · UTC−04:00

America/Toronto

Clock format
Compare St. Catharines timeView St. Catharines on map
Time zone details

St. Catharines is observing daylight saving time in 2026

Daylight in St. Catharines

Sunrise7:45 AMSolar noon1:00 PMSunset6:15 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 5 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
Canada
Administrative area
Ontario
District
Regional Municipality of Niagara
Place type
Populated place
Country currency
Canadian Dollar (CAD)

Practical

Country languages
English, French, Inuktitut
Dialing code
+1
Population
136,803
Elevation
Approximately 102 m (DEM estimate)

Geography

Geographic coordinates
43° 10' N / 79° 14' W
View on map

Convert St. Catharines time

Compare St. Catharines with another city or time zone

St. Catharines follows the same clock and daylight-saving rules as Toronto

Popular conversions (current offsets)

St. Catharines to CDTTarget time 1 hour behindSt. Catharines to ADTTarget time 1 hour aheadSt. Catharines to NDTTarget time 1 hour 30 minutes aheadSt. Catharines to MDTTarget time 2 hours behindSt. Catharines to PDTTarget time 3 hours behindSt. Catharines to GMTTarget time 4 hours ahead

All times shown relative to St. Catharines local time

Clock changes in St. Catharines

Next clock change

Upcoming

2:00 AM EDT1:00 AM EST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM EST3:00 AM EDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM EDT1:00 AM EST

    Clocks move back 1 hour

Future clock changes, 2027–2030
Canada daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
10 hr 30 min2 min 42 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination97%
View full Sun & Moon detailsHide full Sun & Moon details

Tuesday, October 27, 2026

View St. Catharines on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 30 min2 min 42 sec shorter than the previous day
Solar noon
(33.9° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (97% 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

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 30 min2 min 42 sec shorter than the previous day
10 hr 27 min2 min 41 sec shorter than the previous day
10 hr 24 min2 min 40 sec shorter than the previous day
10 hr 22 min2 min 39 sec shorter than the previous day
10 hr 19 min2 min 37 sec shorter than the previous day
10 hr 17 min2 min 37 sec shorter than the previous day
10 hr 14 min2 min 35 sec shorter than the previous day

Weather forecast for St. Catharines

Temperature unit

Loading weather forecast…

Plan around St. Catharines

Upcoming public holidays in Ontario

  1. Christmas Day
  2. Boxing Day
  3. New Year's Day

Nearby scheduled airports for St. Catharines, Ontario, Canada

Niagara District AirportYCMMedium airport · Serves Niagara-on-the-Lake6.2 km east-northeast

Source: OurAirports record · YCM / CYSN

About 6.2 km (3.9 mi) east-northeast of St. Catharines

Scheduled airline service in source data

Niagara Falls International AirportIAGMedium airport · Serves Niagara Falls, United States25.1 km east-southeast

Source: OurAirports record · IAG / KIAG

About 25.1 km (15.6 mi) east-southeast of St. Catharines

Scheduled airline service in source data

Buffalo Niagara International AirportBUFLarge airport · Serves Buffalo, United States48.8 km east-southeast

Source: OurAirports record · BUF / KBUF

About 48.8 km (30.3 mi) east-southeast of St. Catharines

Scheduled airline service in source data

View St. Catharines area on map

Nearby places

ThoroldRegional Municipality of Niagara7 kmSENiagara FallsRegional Municipality of Niagara16 kmSENiagara FallsNiagara County17 kmSEWellandRegional Municipality of Niagara21 kmSGrand IslandErie County27 kmSEPort ColborneRegional Municipality of Niagara30 kmSNorth TonawandaNiagara County34 kmSEKenmoreErie County38 kmSEWaterfront Communities-The IslandToronto county53 kmNSouth RiverdaleToronto county54 kmNMimicoToronto county54 kmNWSouth ParkdaleToronto county54 kmN
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Frequently asked questions

What time zone is St. Catharines in?
St. Catharines 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 St. Catharines?
Clocks in St. Catharines 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 St. Catharines observe daylight saving time?
Yes. St. Catharines observes daylight saving time: EDT (UTC−4) in summer and EST (UTC−5) in winter.
What is the UTC offset of St. Catharines?
St. Catharines is UTC−5 in winter and UTC−4 in summer