Calculate the UTC offset of any timezone on any date, in hours and minutes, plus the standard and DST offsets of the zone. Free online calculator. All processing runs locally in your browser. Your data is not uploaded to any server.
100% Local Processing
How to Use
See exactly how many hours a timezone sits from UTC on a chosen date, and how far from its standard offset it is when DST applies.
Steps
Choose a timezone, or keep the local default.
Optionally pick a date. Empty means today.
Click Calculate and read the offset in hours, minutes and UTC notation.
What the result shows
The UTC offset on the chosen date as UTC+HH:MM.
The same offset in hours and in minutes.
The standard (non-DST) offset of the zone.
The DST offset the zone uses, if it observes one.
Features
Half-hour and forty-five minute zones are exact.
DST changes on the chosen date are reflected automatically.
All computation is local, nothing is uploaded.
All processing runs locally in your browser. Your data is not uploaded to any server.