Time Now in Guyancourt, France 🇫🇷
Lat/Long: 48.77° N, 2.07° E
Elevation: 161 m above sea level
Population rank: #255 of 15,277 cities in France by population
Region: Île-de-France
IANA Timezone: Europe/Paris
Solar time: clocks run about 1h 50m ahead of the sun
Timezone: CEST
Daylight Saving Time: Yes ✅ (Abbreviation: CEST) (When does Daylight Savings Time end?)
Standard Timezone Abbreviations used in France: CET
Daylight Saving Timezone Abbreviations used in France: CEST
Guyancourt sits in the Europe/Paris time zone, UTC+01:00. The clocks are currently shifted forward for daylight saving time. The sun is up for roughly 15 hours today, deep into the long days of the season. Being in the temperate belt, Guyancourt sees markedly longer summer days and shorter winter ones. Guyancourt sits at a modest 161 m above sea level. Its nearest major city, Paris, is barely 23 km away. Guyancourt is a significant city in France, worth timing right for calls and travel.
The sun rises over Guyancourt at 06:19 and sets at 21:36, giving 15h 17m of daylight today.
Time & Daylight in Guyancourt
Daylight Hours in Guyancourt
Guyancourt gets 15h 18m of daylight today. Sunrise in Guyancourt is at 06:19 and sunset in Guyancourt is at 21:36.
Daylight ranges from about 8h 15m near the December solstice to 16h 09m near the June solstice.
Time Difference Between Guyancourt and Major Cities
Live local time and the difference from Guyancourt right now.
Other Cities in France with Local Time
Cities Sharing Guyancourt's Time Zone (UTC+02:00)
These major cities are at the same UTC offset as Guyancourt.
Weather in Guyancourt
Tools to Plan Meetings
Prayer Times in Guyancourt
| Date | Fajr | Sunrise | Dhuhr | Asr | Maghrib | Isha |
|---|---|---|---|---|---|---|
| Mon, 27 Jul ● | 03:37 | 06:18 | 13:58 | 18:07 | 21:38 | 23:08 |
| Tue, 28 Jul | 03:40 | 06:19 | 13:58 | 18:06 | 21:36 | 23:06 |
| Wed, 29 Jul | 03:43 | 06:21 | 13:58 | 18:06 | 21:35 | 23:05 |
| Thu, 30 Jul | 03:46 | 06:22 | 13:58 | 18:05 | 21:34 | 23:04 |
| Fri, 31 Jul | 03:49 | 06:23 | 13:58 | 18:04 | 21:32 | 23:02 |
| Sat, 1 Aug | 03:52 | 06:24 | 13:58 | 18:04 | 21:31 | 23:01 |
| Sun, 2 Aug | 03:55 | 06:26 | 13:58 | 18:03 | 21:29 | 22:59 |
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Guyancourt Prayer Times Widget
Show daily prayer times for Guyancourt on any website
Guyancourt Weather Widget
Current conditions and 7-day forecast for Guyancourt
Guyancourt Sunrise & Sunset Widget
Sunrise, sunset, day length, and twilight times for Guyancourt
Guyancourt Moon Phase Widget
Current phase, illumination, and next full/new moon for Guyancourt
Guyancourt Countdown Timer Widget
Live event countdown in Guyancourt local time
14-day Forecast for Guyancourt
Sunrise & Sunset Times for Guyancourt
Sunrise
in Guyancourt
↑
6:19 AM
Sunset
in Guyancourt
↓
9:36 PM
Day Length
15h 17m
Dawn
in Guyancourt
5:40 AM
Dusk
in Guyancourt
10:15 PM
View detailed past and future sunrise, sunset, and twilight times for Guyancourt. Track daylight hours, sun phases, and more.
Moon Phases & Times for Guyancourt
Current Phase
Waxing Gibbous
Illumination
95.9%
Next Moonrise
↑
Today, 20:55
Next Moonset
↓
Tomorrow, 04:34
Distances & Clock Changes in Guyancourt
How Far Is Guyancourt From Other Major Cities?
| City | Distance | Direction |
|---|---|---|
| Paris | 23 km | ENE (65deg) |
| London | 342 km | NNW (334deg) |
| Moscow | 2,509 km | ENE (58deg) |
| Dubai | 5,265 km | E (100deg) |
| New York | 5,822 km | WNW (292deg) |
| Mumbai | 7,030 km | E (91deg) |
| Los Angeles | 9,077 km | NW (314deg) |
| Sao Paulo | 9,381 km | SW (224deg) |
When Do the Clocks Change in Guyancourt?
Guyancourt next changes its clocks on October 25, 2026, when the clocks fall back by one hour.
Guyancourt's Antipode: The Opposite Side of the Earth
Dig straight through the Earth from Guyancourt and you would surface in the open ocean, near 48.8deg S, 177.9deg W.
Frequently Asked Questions about Guyancourt
What time is it in Guyancourt right now?
The current local time in Guyancourt is 14:58 on Monday, July 27, 2026. Guyancourt follows the Europe/Paris time zone.
What time zone is Guyancourt in?
Clocks in Guyancourt follow the Europe/Paris IANA time zone (UTC+02:00). It applies to the wider area too and adjusts on its own for daylight saving where that is observed.
How many hours ahead or behind UTC is Guyancourt?
Guyancourt is UTC+02:00 right now. To convert UTC to Guyancourt local time, shift the clock 02:00 hours forward.
Is Guyancourt on daylight saving time right now?
Yes — Guyancourt is currently observing daylight saving time as of July 27, 2026.
What time is sunrise and sunset in Guyancourt today?
In Guyancourt today the sun rises at 06:19 and sets at 21:36, giving 15h 17m of daylight.
What moon phase is visible over Guyancourt tonight?
The moon phase over Guyancourt tonight is Waxing Gibbous with 95.9% illumination.
What is solar time in Guyancourt?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Guyancourt, clocks run about 1h 50m ahead of local solar time, because the official time zone does not exactly match the Sun's position.