Calumbo keeps UTC+1 (WAT) all year. There is no daylight saving time, so the clock never changes.
Calumbo and your time
Calumbo at a glance
| Country | Angola |
|---|---|
| Region | Bengo |
| Time zone | Africa/Luanda |
| Abbreviation now | WAT |
| UTC offset now | UTC+1 |
| Daylight saving time | Not observed |
| Coordinates | 9.15° S, 13.42° E |
Which time zone Calumbo uses
Local time in Calumbo is UTC+1 year round, under the Africa/Luanda rules. Clocks have not changed for the seasons here since at least 1970.
All of Angola keeps the same time, so Calumbo reads the same clock as Luanda.
Clock changes in Calumbo, 2026 and 2027
No clock changes are scheduled in Calumbo for 2026 or 2027.
How far ahead or behind Calumbo is
A 9:00 AM start in Calumbo is 3:00 AM in New York, 7:00 PM in Sydney and 12:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 6 h behind | 6 h behind | 5 h behind | 2 h |
| Los Angeles (United States) | --:-- | 9 h behind | 9 h behind | 8 h behind | None |
| London (United Kingdom) | --:-- | 1 h behind | 1 h behind | Same time | 7 h |
| Paris (France) | --:-- | Same time | Same time | 1 h ahead | 8 h |
| Dubai (United Arab Emirates) | --:-- | 3 h ahead | 3 h ahead | 3 h ahead | 5 h |
| Mumbai (India) | --:-- | 4 h 30 min ahead | 4 h 30 min ahead | 4 h 30 min ahead | 3 h 30 min |
| Singapore | --:-- | 7 h ahead | 7 h ahead | 7 h ahead | 1 h |
| Tokyo (Japan) | --:-- | 8 h ahead | 8 h ahead | 8 h ahead | None |
| Sydney (Australia) | --:-- | 10 h ahead | 10 h ahead | 9 h ahead | None |
| UTC | --:-- | 1 h behind | 1 h behind | 1 h behind | 7 h |
Calumbo 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.
Daylight in Calumbo
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Close to the equator, days in Calumbo last between 11 hours 35 minutes and 12 hours 40 minutes, so evenings get dark at about the same time all year.
Daylight through the year in Calumbo
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:10 AM | 6:17 PM | 12 h 7 min |
| June solstice | June 21 | 6:20 AM | 5:56 PM | 11 h 35 min |
| September equinox | September 23 | 5:55 AM | 6:02 PM | 12 h 7 min |
| December solstice | December 21 | 5:45 AM | 6:24 PM | 12 h 40 min |
Clock time and sun time in Calumbo
Calumbo lies close to the centre of its time zone, so the sun is highest at about 12:05 PM on standard time, close to clock noon.
Cities near Calumbo
All the places listed below keep the same time as Calumbo.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Luanda | 40 km (25 mi) | --:-- | Same time |
| Ramiros | 42 km (26 mi) | --:-- | Same time |
| Panguíla | 51 km (31 mi) | --:-- | Same time |
| N'dalatando | 165 km (102 mi) | --:-- | Same time |
| Gabela | 217 km (135 mi) | --:-- | Same time |
| Sumbe | 234 km (145 mi) | --:-- | Same time |
| Uíge | 249 km (155 mi) | --:-- | Same time |
Same time now, different rules
These places read the same time as Calumbo today but follow different rules, so they can drift apart when clocks change.
More cities in Angola
All time zones and cities in Angola
Tools for time in Calumbo
- Convert a time to or from Calumbo: pick a date and time and see it in every city on your list.
- Add Calumbo to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Calumbo and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Calumbo in?
Calumbo uses the Africa/Luanda time zone, which is UTC+1 (WAT) all year.
Does Calumbo use daylight saving time?
No. Calumbo stays on UTC+1 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Calumbo and New York?
Calumbo is 6 hours ahead of New York in January and 5 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Calumbo does not.
Is Calumbo on the same time as Luanda?
Yes. Calumbo and Luanda both use UTC+1 right now.
How long is the longest day in Calumbo?
About 12 hours 40 minutes, around the December solstice. The shortest day, around the June solstice, has about 11 hours 35 minutes of daylight.
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.