Climate guide for Hong Kong, China

Best Time to Visit
Hong Kong

How to read the score (0–10)
05810
UnfavorableGoodOptimal
01 · China

About Hong Kong

Choose January through March for clearer views from Victoria Peak and easier days in Kowloon markets. Pair ferry rides and street food evenings with the milder winter air before summer humidity peaks.

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Did you know?

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Travel Tips

01Best time & timing
December leads the year at 8.7/10, with January and February close behind — June (2.7/10) is the one to avoid without a specific reason.
02Weather & what to pack
In December plan for about 17°C; the month brings 15 mm of rain. Pack layers you can shed by midday plus one warm layer for the evening.
03Crowds & value
Crowds build in December and rates follow; February usually pairs good conditions (7.3/10) with the lowest prices of the strong months.

Things to do in Hong Kong

Hong Kong, China. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Hong Kong: the short answer

Plan Hong Kong for December, with January, February close behind — the stretch with the most usable temperatures and the fewest lost days to rain: December averages 17°C with 15 mm of rain and about 8 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are June, August.

Across the year Hong Kong swings from 17°C in December to 29°C in July, a 13-degree spread, while rainfall ranges from 15 mm in December to 374 mm in June. In short, Hong Kong is not equally good year-round — the gap between its best and worst month is 6 points on the same 10-point scale.

Warmest month: July (29°C). Coolest: December (17°C). Driest: December (15 mm). Wettest: June (374 mm).

Hong Kong month by month

January in Hong Kong — one of the year's strongest windows (2nd)

Best window · 8.6/10

Temperatures hover around 17°C (62°F) — the kind of month where neither heat nor cold forces the schedule.

With around 22 mm of rain, any showers tend to pass through rather than settle in; about 7 days with 6+ hours of sunshine and 10.8 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Hong Kong at 8.6/10 (2nd of 12), just behind December at 8.7/10.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack layers you can shed by midday plus one warm layer for the evening.

February in Hong Kong — reliably good (3rd best month)

Good · 7.3/10

Temperatures hover around 18°C (64°F) — the kind of month where neither heat nor cold forces the schedule.

Budget for roughly 70 mm of rain this month — a flexible day or two helps — with about 8 days with 6+ hours of sunshine and 11.2 hours of daylight to work around it.

That is 7.3/10 on the same scale — 3rd of 12 months, versus 8.7/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.

March in Hong Kong: mixed conditions, plan around the weather

Trade-offs · 6.4/10

March averages 21°C (70°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

At 123 mm this is a genuinely wet month: about 13 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.

It scores 6.4/10 here, 5th of 12 months, against 8.7/10 in the destination's best month.

Figure on mid-season pricing, with crowds are moderate.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

Flexible dates? December scores 2.3 points higher here — enough to change the trip.

April in Hong Kong — off-season conditions

Hardest · 4.8/10

At 24°C (76°F) this is comfortable city weather in April, with sightseeing easiest before lunch and after the afternoon peak.

170 mm of rain signals a properly wet month, with only about 14 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 4.8/10 on the same scale — 7th of 12 months, versus 8.7/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

If your dates are flexible, December is materially better in Hong Kong — 3.9 points higher on the same scale.

May in Hong Kong: expect compromises

Hardest · 3.7/10

May averages 26°C (78°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

346 mm of rain puts this in monsoon territory — about 15 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.

It scores 3.7/10 here, 8th of 12 months, against 8.7/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

Flexible dates? December scores 5 points higher here — enough to change the trip.

June in Hong Kong — the hardest end of the year

Hardest · 2.7/10

Days in June average 28°C (83°F) and humidity near 88% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Expect monsoon-level rainfall at 374 mm: only about 17 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.

That is 2.7/10 on the same scale — 12th of 12 months, versus 8.7/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, December is materially better in Hong Kong — 6 points higher on the same scale.

July in Hong Kong — the hardest end of the year

Hardest · 2.9/10

Days in July average 29°C (85°F) and humidity near 84% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

This is the year's wettest stretch at 232 mm, but with about 25 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.

That is 2.9/10 on the same scale — 9th of 12 months, versus 8.7/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, December is materially better in Hong Kong — 5.8 points higher on the same scale.

August in Hong Kong — off-season conditions

Hardest · 2.8/10

August averages 29°C (84°F) and humidity near 85%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

336 mm makes this the wettest stretch of the year, though about 21 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 2.8/10 here, 11th of 12 months, against 8.7/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Flexible dates? December scores 5.9 points higher here — enough to change the trip.

September in Hong Kong — off-season conditions

Hardest · 2.9/10

September averages 28°C (83°F) and humidity near 81%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

281 mm of rain puts this in monsoon territory — about 19 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.

It scores 2.9/10 here, 10th of 12 months, against 8.7/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Flexible dates? December scores 5.8 points higher here — enough to change the trip.

October in Hong Kong: mixed conditions, plan around the weather

Trade-offs · 6.5/10

At 26°C (78°F) this is comfortable city weather in October, with sightseeing easiest before lunch and after the afternoon peak.

Budget for roughly 73 mm of rain this month — a flexible day or two helps — with about 17 days with 6+ hours of sunshine and 11.5 hours of daylight to work around it.

That is 6.5/10 on the same scale — 4th of 12 months, versus 8.7/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, a packable rain layer.

If your dates are flexible, December is materially better in Hong Kong — 2.2 points higher on the same scale.

November in Hong Kong — workable with trade-offs

Trade-offs · 5.9/10

At 23°C (73°F) this is comfortable city weather in November, with sightseeing easiest before lunch and after the afternoon peak.

123 mm of rain signals a properly wet month, with only about 9 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 5.9/10 on the same scale — 6th of 12 months, versus 8.7/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

If your dates are flexible, December is materially better in Hong Kong — 2.8 points higher on the same scale.

December in Hong Kong tops the year's climate scores

Best window · 8.7/10

December averages 17°C (62°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Rain is a non-issue at 15 mm for the month, with about 8 days with 6+ hours of sunshine and 10.6 hours of daylight to work with.

On our climate-comfort scale this is the top-ranked month of the year for Hong Kong at 8.7/10 — the reference point every other month on this page is measured against.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack layers you can shed by midday plus one warm layer for the evening.

FAQ

Frequently asked

When is the best time to visit Hong Kong, China?
In Ideal Weather mode, the best months to visit Hong Kong are December, January. December is the single peak month with an Ideal Weather score of 8.7/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Hong Kong year-round?
Hong Kong has a climate profile suited to sightseeing and cultural travel. Average monthly temperatures range from 17°C in December to 29°C in July, with Ideal Weather scores between 2.7 and 8.7 out of 10.
Which months should I avoid in Hong Kong?
The lowest Ideal Weather-scoring months in Hong Kong are June (2.7/10), August (2.8/10), July (2.9/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Hong Kong?
June is the wettest month in Hong Kong, averaging about 374 mm of rainfall. December is the driest, at roughly 15 mm.
Which is the sunniest month in Hong Kong?
July sees the most sun in Hong Kong, with about 25 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Hong Kong a good destination for sightseeing and cultural travel?
Hong Kong is well suited to sightseeing and cultural travel. Its highest Ideal Weather window (December, January) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Hong Kong calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Hong Kong: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for sightseeing and cultural travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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