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Convert time from GMT to WEST. Enter any time to see the equivalent WEST time, compare current GMT and WEST times side by side, and find overlapping business hours for calls and meetings.
Use this GMT to WEST converter to compare United Kingdom and Portugal time, check the 1 hour gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 9:00 AM GMT / 10:00 AM WEST.
Converting between Greenwich Mean Time and Western European Summer Time means accounting for a 1 hour gap — here's how to do it in under 10 seconds with no sign-up.
Wählen Sie das Datum und die Uhrzeit in Greenwich Mean Time (UTC +0) aus, die Sie umrechnen möchten. Klicken Sie auf „Jetzt“, um die aktuelle GMT-Zeit sofort zu laden, oder verwenden Sie „+1h“, um vorwärts zu gehen und zu vergleichen.
The equivalent Western European Summer Time (UTC +1) time appears immediately. Since west is 1 hour ahead of gmt, most daytime conversions stay on the same calendar day.
Click "Copy Time" to grab the west result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.
When someone in United Kingdom suggests 9:00 AM gmt, that's 10:00 AM west. This converter shows the overlap so both sides agree on one slot — no back-and-forth.
Late-night gmt times can land on a different date in west because of the 1 hour offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.
Daylight Saving adjustments can widen or narrow the gmt–west gap by an hour. During transition weeks many people get it wrong. This converter pulls the current UTC offsets automatically, so the result is right even on the changeover day.
Product launches, sports matches, and webinars are often announced in gmt. Convert the event time to west so you know exactly when to tune in — with a 1 hour difference, a morning event in United Kingdom falls during work hours in Portugal.
Schnelle Umrechnungstabelle, die jede Stunde des Tages auf einen Blick abdeckt.
Greenwich Mean Time to Western European Summer Time full day schedule
| Greenwich Mean Time | Westeuropäische Sommerzeit |
|---|---|
| 12:00 Uhr |
1:00 Uhr
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| 1:00 Uhr |
2:00 Uhr
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3:00 Uhr
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7:00 Uhr
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| 7:00 Uhr |
8:00 Uhr
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| 8:00 Uhr |
9:00 Uhr
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| 9:00 Uhr |
10:00 Uhr
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| 10:00 Uhr |
11:00 Uhr
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12:00 Uhr
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13:00 Uhr
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14:00 Uhr
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15:00 Uhr
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16:00 Uhr
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17:00 Uhr
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18:00 Uhr
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19:00 Uhr
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20:00 Uhr
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21:00 Uhr
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22:00 Uhr
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| 22:00 Uhr |
23:00 Uhr
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| 23:00 Uhr |
12:00 Uhr
(nächsten Tag)
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Großbritannien / Irland / Island / Portugal / Westafrika. Geschäftszeiten normalerweise 9:00 – 17:30 Uhr GMT. Hinweis: London ist im Winter auf GMT eingestellt, im Sommer auf BST (GMT+1) – „GMT“ wird jedoch das ganze Jahr über in Planungskontexten verwendet. Der Finanzdienstleister London richtet den europäischen Handelstag aus.
Explore more gmt conversions for major business and travel corridors. Each page includes a 24-hour chart, time difference summary, and meeting overlap guidance.
Find the time difference from any major zone into Western European Summer Time. Use these pages when scheduling with Portugal from a different region.