Polar Clock

Center — North Pole. Vertical line — IDL (International Date Line, ≈180°). Click 🏠 to set home city for time display.

Home City (for time display)

Time shown at top of map. Click 🏠 in city list to change.

Search to add city

Labels at city location

Time zone bands

Country borders

Grid (30° latitude)

Tropics & Arctic Circle

Terminator (day/night)

Sun glow effect

Moon position

Show only to equator

Night opacity

Live

Date

Time

Simulation speed

Speed: ×60

v10.11

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