Portsmouth Time to UTC Converter
UTC and GMT are on the same time. 9:00 AM GMT = 9:00 AM UTC.
UTC and GMT are on the same time at the moment. Converting Portsmouth Time to UTC leaves the clock unchanged: 9:00 AM GMT = 9:00 AM UTC.
Portsmouth Time (Portsmouth time) is used in Portsmouth, UK. UTC (UTC) is used in The world's time standard; used in aviation, computing and science.
Portsmouth Time to UTC time conversion table
Portsmouth Time to UTC on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Portsmouth Time | UTC | Day |
|---|---|---|
| 12:00 AM GMT | 12:00 AM UTC | night |
| 1:00 AM GMT | 1:00 AM UTC | night |
| 2:00 AM GMT | 2:00 AM UTC | night |
| 3:00 AM GMT | 3:00 AM UTC | night |
| 4:00 AM GMT | 4:00 AM UTC | night |
| 5:00 AM GMT | 5:00 AM UTC | night |
| 6:00 AM GMT | 6:00 AM UTC | — |
| 7:00 AM GMT | 7:00 AM UTC | — |
| 8:00 AM GMT | 8:00 AM UTC | — |
| 9:00 AM GMT | 9:00 AM UTC | work hours |
| 10:00 AM GMT | 10:00 AM UTC | work hours |
| 11:00 AM GMT | 11:00 AM UTC | work hours |
| 12:00 PM GMT | 12:00 PM UTC | work hours |
| 1:00 PM GMT | 1:00 PM UTC | work hours |
| 2:00 PM GMT | 2:00 PM UTC | work hours |
| 3:00 PM GMT | 3:00 PM UTC | work hours |
| 4:00 PM GMT | 4:00 PM UTC | work hours |
| 5:00 PM GMT | 5:00 PM UTC | — |
| 6:00 PM GMT | 6:00 PM UTC | — |
| 7:00 PM GMT | 7:00 PM UTC | — |
| 8:00 PM GMT | 8:00 PM UTC | — |
| 9:00 PM GMT | 9:00 PM UTC | — |
| 10:00 PM GMT | 10:00 PM UTC | night |
| 11:00 PM GMT | 11:00 PM UTC | night |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Portsmouth Time to UTC
Portsmouth Time and UTC show the same clock time, so no adjustment is needed.
Example: 9:00 AM GMT = 9:00 AM UTC.
Time difference between Portsmouth Time and UTC
The time difference between Portsmouth Time and UTC is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 28 Mar 2026: UTC and Portsmouth Time are on the same time.
- 29 Mar 2026 – 24 Oct 2026: UTC is 1 hour behind of Portsmouth Time.
- 25 Oct 2026 – 31 Dec 2026: UTC and Portsmouth Time are on the same time.
Portsmouth Time and UTC during daylight saving time
- Portsmouth Time next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- UTC does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between Portsmouth Time and UTC
Portsmouth Time and UTC share 8 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 5:00 PM GMT lands between 9:00 AM and 5:00 PM UTC, inside working hours for both.
Portsmouth Time to UTC FAQ
What is the time difference between Portsmouth Time and UTC?
Right now UTC is 0 minutes the same as GMT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Portsmouth Time in UTC?
9:00 AM GMT is 9:00 AM UTC.
What is 12 PM (noon) Portsmouth Time in UTC?
12:00 PM GMT is 12:00 PM UTC.
Is UTC ahead of or behind Portsmouth Time?
Neither. UTC and GMT keep the same clock time.
Does Portsmouth Time change for daylight saving time?
Yes. Portsmouth Time next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
Does UTC change for daylight saving time?
No. UTC stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Portsmouth Time and UTC?
Portsmouth Time and UTC share 8 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 5:00 PM GMT lands between 9:00 AM and 5:00 PM UTC, inside working hours for both.
Related conversions
Convert UTC to Portsmouth Time
Convert Portsmouth Time to other time zones
Convert other time zones to UTC
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.