Nouakchott runs on UTC+0 (GMT) every day of the year, with no daylight saving time.
Nouakchott and your time
Nouakchott at a glance
| Country | Mauritania |
|---|---|
| Capital of | Mauritania |
| Time zone | Africa/Nouakchott |
| Abbreviation now | GMT |
| UTC offset now | UTC+0 |
| Daylight saving time | Not observed |
| Coordinates | 18.09° N, 15.98° W |
Nouakchott time zone and clock changes
Nouakchott follows the Africa/Nouakchott time zone and stays on UTC+0 all year. The tz database records no daylight saving time here since 1970.
Nouakchott is the capital, and all of Mauritania keeps this time.
Clock changes in Nouakchott, 2026 and 2027
No clock changes are scheduled in Nouakchott for 2026 or 2027.
How far ahead or behind Nouakchott is
A 9:00 AM start in Nouakchott is 4:00 AM in New York, 8:00 PM in Sydney and 1:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 5 h behind | 5 h behind | 4 h behind | 3 h |
| Los Angeles (United States) | --:-- | 8 h behind | 8 h behind | 7 h behind | None |
| London (United Kingdom) | --:-- | Same time | Same time | 1 h ahead | 8 h |
| Paris (France) | --:-- | 1 h ahead | 1 h ahead | 2 h ahead | 7 h |
| Dubai (United Arab Emirates) | --:-- | 4 h ahead | 4 h ahead | 4 h ahead | 4 h |
| Mumbai (India) | --:-- | 5 h 30 min ahead | 5 h 30 min ahead | 5 h 30 min ahead | 2 h 30 min |
| Singapore | --:-- | 8 h ahead | 8 h ahead | 8 h ahead | None |
| Tokyo (Japan) | --:-- | 9 h ahead | 9 h ahead | 9 h ahead | None |
| Sydney (Australia) | --:-- | 11 h ahead | 11 h ahead | 10 h ahead | None |
| UTC | --:-- | Same time | Same time | Same time | 8 h |
Nouakchott never changes its clocks, but many of these cities do. Where the January and July columns disagree, the gap shifts when the other city moves to or from daylight saving time.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise, sunset and day length in Nouakchott
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Being in the tropics, Nouakchott sees little change in day length: the longest day (13 hours 13 minutes) is only 2 hours 10 minutes longer than the shortest (11 hours 3 minutes). Sunrise stays between 6:27 AM and 7:39 AM all year.
Daylight through the year in Nouakchott
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 7:08 AM | 7:15 PM | 12 h 7 min |
| June solstice | June 21 | 6:29 AM | 7:42 PM | 13 h 13 min |
| September equinox | September 23 | 6:53 AM | 6:59 PM | 12 h 6 min |
| December solstice | December 21 | 7:31 AM | 6:33 PM | 11 h 3 min |
Clock time and sun time in Nouakchott
Nouakchott sits well west of the centre of its time zone. On average the sun reaches its highest point at about 1:05 PM on standard time, not at 12:00. Mornings stay dark longer and evenings stay light later than the clock suggests.
Places close to Nouakchott
All the places listed below keep the same time as Nouakchott.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Saint-Louis (Senegal) | 236 km (147 mi) | --:-- | Same time |
| Louga (Senegal) | 276 km (171 mi) | --:-- | Same time |
Same time now, different rules
These places read the same time as Nouakchott today but follow different rules, so they can drift apart when clocks change.
- London (United Kingdom)
- Dublin (Ireland)
- Lisbon (Portugal)
- Saint Helier (Jersey)
- Douglas (Isle of Man)
- St Peter Port (Guernsey)
Plan around the time in Nouakchott
- Convert a time to or from Nouakchott: pick a date and time and see it in every city on your list.
- Add Nouakchott to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Nouakchott and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Nouakchott in?
Nouakchott uses the Africa/Nouakchott time zone, which is UTC+0 (GMT) all year.
Does Nouakchott use daylight saving time?
No. Nouakchott stays on UTC+0 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Nouakchott and New York?
Nouakchott is 5 hours ahead of New York in January and 4 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Nouakchott does not.
How long is the longest day in Nouakchott?
About 13 hours 13 minutes, around the June solstice. The shortest day, around the December solstice, has about 11 hours 3 minutes of daylight.
Why is the sun not highest at noon in Nouakchott?
Clock time follows the time zone, not the sun. Nouakchott lies west of the line its offset is based on, so solar noon comes at about 1:05 PM on standard time.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.