What time zone is Groslay in?

Groslay uses Central European Time (CET, UTC+1) in winter and Central European Summer Time (CEST, UTC+2) in summer. Its IANA time zone is Europe/Paris.

When is the next clock change in Groslay?

Clocks in Groslay move forward 1 hour on Sunday, March 28, 2027 at 2:00 AM, changing from CET (UTC+01:00) to CEST (UTC+02:00)

Does Groslay observe daylight saving time?

Yes. Groslay observes daylight saving time: CEST (UTC+2) in summer and CET (UTC+1) in winter.

What is the UTC offset of Groslay?

Groslay is UTC+1 in winter and UTC+2 in summer

Current Time in Groslay, Val d'Oise, Île-de-France, France

5:35:27 AM

05:35:27

Sunday, November 8, 2026

CET (Central European Time) · UTC+01:00

Europe/Paris

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Time zone details

Groslay is currently on standard time; daylight saving time is observed in 2026

Daylight in Groslay

Sunrise7:48 AMSolar noon12:34 PMSunset5:19 PM

Next clock changeMar 28, 2027 · Clocks move forward 1 hour · in 139 daysUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: France
Administrative area: Île-de-France
District: Val d'Oise
Place type: Populated place
Country currency: Euro (EUR)

Practical

Country languages: French, Arpitan, Breton, Corsican, Catalan, Basque, Occitan
Dialing code: +33
Population: 7,902
Elevation: Approximately 69 m (DEM estimate)

Geography

Geographic coordinates: 48° 59' N / 2° 20' E

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Clock changes in Groslay

Next clock change

Upcoming

Sunday, March 28, 2027

2:00 AM CET3:00 AM CEST

Clocks move forward 1 hour

Sunday, March 29, 2026past
Daylight saving time starts
2:00 AM CET3:00 AM CEST
Clocks move forward 1 hour
Sunday, October 25, 2026past
Daylight saving time ends
3:00 AM CEST2:00 AM CET
Clocks move back 1 hour

Future clock changes, 2027–2030

France daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 7:48 AM
Solar noon: 12:34 PM
Sunset: 5:19 PM
Daylight duration: 9 hr 30 min3 min 3 sec shorter than the previous day

Civil twilight: 7:14 AM – 5:53 PM
Nautical twilight: 6:37 AM – 6:31 PM
Astronomical twilight: 6:00 AM – 7:07 PM

New MoonMoon illumination1%

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Sunday, November 8, 2026

View Groslay on Savvy Time's time-zone map

Sun

Sunrise: 7:48 AM (southeast, 114.7°)
Sunset: 5:19 PM (southwest, 245.1°)
Day length: 9 hr 30 min3 min 3 sec shorter than the previous day
Solar noon: 12:34 PM (24.4° altitude)

Civil twilight

Dawn to dusk: 7:14 AM – 5:53 PM

Additional twilight

Nautical dawn to dusk: 6:37 AM – 6:31 PM
Astronomical dawn to dusk: 6:00 AM – 7:07 PM

Moon

Phase: New Moon (1% illuminated)
Moonrise: 7:04 AM (southeast, 116.9°)
Moonset: 4:24 PM (southwest, 240.2°)
Previous principal phase: Third Quarter — Sunday, November 1, 2026 at 9:28 PM
Next principal phase: New Moon — Monday, November 9, 2026 at 8:02 AM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Sunday, November 8	7:48 AM	5:19 PM	9 hr 30 min	3 min 3 sec shorter than the previous day
Monday, November 9	7:50 AM	5:17 PM	9 hr 27 min	3 min 1 sec shorter than the previous day
Tuesday, November 10	7:52 AM	5:16 PM	9 hr 24 min	2 min 59 sec shorter than the previous day
Wednesday, November 11	7:53 AM	5:15 PM	9 hr 21 min	2 min 57 sec shorter than the previous day
Thursday, November 12	7:55 AM	5:13 PM	9 hr 18 min	2 min 55 sec shorter than the previous day
Friday, November 13	7:56 AM	5:12 PM	9 hr 16 min	2 min 52 sec shorter than the previous day
Saturday, November 14	7:58 AM	5:11 PM	9 hr 13 min	2 min 50 sec shorter than the previous day

Weather forecast for Groslay

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Plan around Groslay

Upcoming national public holidays in France

Wed, Nov 11, 2026Armistice Day
Fri, Dec 25, 2026Christmas Day
Fri, Jan 1, 2027New Year's Day

Nearby places

Browse places in France

Frequently asked questions

What time zone is Groslay in?: Groslay uses Central European Time (CET, UTC+1) in winter and Central European Summer Time (CEST, UTC+2) in summer. Its IANA time zone is Europe/Paris.
When is the next clock change in Groslay?: Clocks in Groslay move forward 1 hour on Sunday, March 28, 2027 at 2:00 AM, changing from CET (UTC+01:00) to CEST (UTC+02:00)
Does Groslay observe daylight saving time?: Yes. Groslay observes daylight saving time: CEST (UTC+2) in summer and CET (UTC+1) in winter.
What is the UTC offset of Groslay?: Groslay is UTC+1 in winter and UTC+2 in summer