Explore how daylight hours change throughout the year in locations across the globe. Time zone data is current as of IANA 2020a. See the full interactive version here.

This graphic was directly inspired by two sources:

• The excellent sun graphs from timeanddate.com
• A map of the world from the landing page of Moment-Timezone

• Built with D3, SunCalc, Moment.js, and Leaflet
• With data from Moment Timezone and map tiles from OpenStreetMap

All code in this repo is licensed under the terms of the GPLv3.