Daylight hours in Dadonghai today

Dadonghai lies at 18°N. In Dadonghai, day length ranges from 11h 2m in winter to 13h 13m in summer — a swing of about 2h 11m.

Solar noon — the moment the sun is highest — falls at 12:42 in Dadonghai, 43 minutes after the clock says 12. The gap comes from the city's longitude within its timezone, the equation of time, and summer time where it applies. At midday the sun currently stands 79.1° above the horizon in Dadonghai. Dadonghai lies inside the tropics, so twice a year the midday sun passes straight overhead; at the opposite solstice it still reaches 48.3°.

Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Dadonghai.

The longest day in Dadonghai is around 13h 13m (around June 21). The shortest is around 11h 2m (around December 21). Days are currently getting shorter — losing about 1 minute per day.