Interactive Tool
DST Change Calculator
Daylight saving time calculator
When do clocks change
About This Tool
About the DST Change Calculator
Not all countries observe Daylight Saving Time (DST). Those that do often change their clocks on entirely different dates. The US might "Spring Forward" in early March, while Europe waits until late March. This tool calculates the precise upcoming transition dates for any region worldwide.
🌸 ⏰
Spring Forward
Clocks move ahead 1 hour. You lose an hour of sleep, but gain an hour of daylight in the evening.
🍂 ⏰
Fall Back
Clocks move back 1 hour. You gain an hour of sleep, and mornings become brighter earlier.
FAQ
Frequently Asked Questions
Why doesn't Japan or India have DST?
Many countries near the equator do not observe DST because daylight hours do not vary significantly between summer and winter. Other countries (like Japan) have opted out for historical or economic reasons.
At what time do clocks actually change?
It varies by country. In the US, clocks usually change at 2:00 AM local time. In the EU, clocks generally change simultaneously across all member states at 01:00 UTC.