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Hours of daylight in New Territories

Quick answer

How many hours of daylight does New Territories get?

From about 13h 30m in June down to 10h 46m in December — a swing of roughly 2h 44m across the year. Chart and full table below.

Captain Wake
10h 46m of daylight in December makes mornings brutal.Captain Wake is the alarm you can't sleep through — finish a real mission to make it stop.
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Daylight by month

Hours of daylight in New Territories on the 15th of each month, 2026:

0h4h8h12h16h20h24h11J11F12M13A13M14J13J13A12S12O11N11D
Hours of daylight per month in New Territories. Longest and shortest months highlighted.
MonthDaylightSunriseSunset
January10h 54m07:0618:00
February11h 24m06:5718:21
March12h 00m06:3418:33
April12h 39m06:0518:44
May13h 12m05:4518:57
June13h 30m05:4019:10
July13h 23m05:4819:12
August12h 55m06:0118:57
September12h 18m06:1118:29
October11h 40m06:2018:00
November11h 05m06:3717:41
December10h 46m06:5617:42

Why the daylight swing runs your mornings

On the shortest days New Territories gets only about 10h 46m of light. Daylight is the master input to your body clock. Less of it — arriving later and leaving earlier — means your internal timing gets a weaker, later signal, so you drift toward waking in the dark. That is why the same alarm is trivial in June and merciless in December. It is a light problem, not a discipline problem — here is how to use light to fix it, and how to wake up when it is still dark out.

Other cities

Elsewhere in Hong Kong:

See also sunrise times, sunset times in New Territories, and the sleep calculator.

Frequently asked questions

How many hours of daylight does New Territories get?

It ranges from about 13h 30m at the longest point of the year (June) down to about 10h 46m at the shortest (December) — a swing of roughly 2h 44m. The chart and table on this page break it down month by month.

When is the shortest day in New Territories?

Around the winter solstice in December, with roughly 10h 46m of daylight. That is also when mornings are darkest and waking up is hardest.

Does less daylight actually affect sleep and energy?

Yes. Shorter days mean less light to anchor your circadian rhythm, which can flatten your energy, shift your sleep later, and for some people contributes to seasonal low mood. Getting outside early — even briefly — is one of the most effective countermeasures. If low mood is persistent, that is worth raising with a doctor; this is general information, not a diagnosis.

Why is it hardest to get up on the shortest days?

Because your alarm fires while it is still dark, before any daylight has reached your eyes to shut off melatonin and start the cortisol rise that makes you feel awake. Biologically it is still night, so the same wake-up time that is easy in summer feels brutal in winter.

Why people use Captain Wake to wake up on time

Not because it rings louder. Because it removes every way your half-asleep brain talks you back into bed.

There is no button to tap

Swiping an alarm away is a reflex you can perform while still asleep. A mission needs your thinking brain switched on — and once it is on, sinking back under is much harder.

It survives every trick

Force-quit the app, restart the phone, flip it to silent, turn the volume down. The alarm re-arms and keeps going until the mission is actually done.

It gets you physically upright

Photo and barcode missions are anchored to a spot in another room, so the only way to stop the noise is to stand up and walk there. You cannot pre-stage it from bed.

It fixes the night, not just the morning

A sleep forecast before bed, bedtime reminders and wake-up streaks — because the 6 AM problem usually starts at 1 AM.

Captain Wake

Short days, dark mornings — the alarm that still gets you up.

Captain Wake keeps ringing until you complete a real-world mission. No snooze, no swipe-and-sleep.

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