Best time to visit Hong Kong
Re-score for me — drag the dial — every chart on the page recolours live for your heat limit 27°C
Default 27 °C is the upper edge of the Holiday Climate Index "ideal comfort" band (Scott, Rutty, Amelung & Tang, 2016). Above this, most warm-tourism travellers report measurable discomfort.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
Greyed factors are scored normally — extreme heat overrides them, so a clear sky or low rain can't lift the period.
How is this scored? HCI / Steadman / CCI gate — full methodology and citations below.
Compare with another destination
Add as many as you like — stacked below the main strips above. Each row is just the recent-window score strip and (for beach destinations) sea-temperature strip.
Tours in Hong Kong
7 top-rated tours via Viator. Booking links earn this site a commission at no cost to you. Map locations are approximate (centred on Hong Kong).
- 1
Hong Kong Highlights: A Private Layover Tour - 2
Hong Kong Airport Transfer Luxury MPV - 3
Private Hong Kong Tour with a Local, Highlights & Hidden Gems 100% Personalised - 4
Hong Kong's Tin Hau Hidden Gems Food Tour with 7+ Local Tastings - 5
Discover Hong Kong: Private Half-Day or Full-Day Tour - 6
Hong Kong Airport Transfer Standard MPV - 7
Lantau Island Private Tour w/ Transport & English speaking guide
Last refreshed 2026-05-25.
Similar climatesKaohsiung69% · Fukuoka68% · New Orleans68%
Other destinations with the most-alike year-round climate to Hong Kong (apparent temperature, rain hours, sunshine — matched within the same trip-profile). The ±N chip compares each match's typical score for the current month against Hong Kong's. Based on the 2020-2024 climatology, not this year's actual weather.
Month-by-month
| Month | Temp °C | Feels °C | Rain days | Rain h | Rain h/day | Humidity | Wind km/h | Sun h | UV | Interest | Score |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 13–19 | 17 | 4 | 45 | 11.3 | 63% | 20 | 197 | 5 | Quiet | 9 |
| Feb | 14–20 | 19 | 8 | 100 | 12.5 | 72% | 20 | 166 | 6 | Quiet | 8 |
| Mar | 18–22 | 23 | 14 | 172 | 12.3 | 77% | 19 | 175 | 6 | Quiet | 6 |
| Apr | 20–25 | 26 | 17 | 235 | 13.8 | 79% | 19 | 184 | 6 | Quiet | 5 |
| May | 23–27 | 31 | 23 | 359 | 15.6 | 84% | 18 | 190 | 7 | Quiet | 2 |
| Jun | 26–29 | 33 | 29 | 493 | 17.0 | 86% | 19 | 189 | 7 | Quiet | 1 |
| Jul | 26–30 | 35 | 26 | 376 | 14.5 | 81% | 18 | 248 | 8 | Quiet | 1 |
| Aug | 26–29 | 35 | 27 | 398 | 14.7 | 83% | 17 | 207 | 7 | Busy | 1 |
| Sep | 25–29 | 34 | 24 | 332 | 13.8 | 80% | 16 | 200 | 7 | Moderate | 1 |
| Oct | 22–27 | 28 | 11 | 143 | 13.0 | 69% | 22 | 200 | 7 | Moderate | 7 |
| Nov | 19–24 | 25 | 8 | 103 | 12.9 | 66% | 19 | 181 | 5 | Peak | 8 |
| Dec | 13–20 | 18 | 3 | 45 | 15.0 | 57% | 19 | 186 | 5 | Moderate | 9 |
UV Index in Hong Kong by Month
UV index in Hong Kong peaks at 8 (very high) in July, dropping to 5 (moderate) in December. July reach very high or extreme levels — apply SPF 50+, wear a hat and protective clothing, and limit direct sun between 11:00 and 17:00.
Best months in detail
December
9/1013–20°C (feels 18°C) · 3 rain days (45h) · 186 sun hours · 57% humidity · Moderate crowd · UV 5 (moderate)
January
9/1013–19°C (feels 17°C) · 4 rain days (45h) · 197 sun hours · 63% humidity · Quiet crowd · UV 5 (moderate) · sunniest 1 in 10 days reach 7 (high)
November
8/1019–24°C · 8 rain days (103h) · 181 sun hours · 66% humidity · Peak crowd · UV 5 (moderate) · sunniest 1 in 10 days reach 7 (high)
Every month
Show the other 9 months in detail
February
8/1014–20°C · 8 rain days (100h) · 166 sun hours · 72% humidity · Quiet crowd · UV 6 (high) · sunniest 1 in 10 days reach 8 (very high)
March
6/1018–22°C · 14 rain days (172h) · 175 sun hours · 77% humidity · Quiet crowd · UV 6 (high) · sunniest 1 in 10 days reach 9 (very high)
April
5/1020–25°C (feels 26°C) · 17 rain days (235h) · 184 sun hours · 79% humidity · Quiet crowd · UV 6 (high) · sunniest 1 in 10 days reach 9 (very high)
May
2/1023–27°C (feels 31°C) · 23 rain days (359h) · 190 sun hours · 84% humidity · Quiet crowd · UV 7 (high) · sunniest 1 in 10 days reach 10 (very high)
June
1/1026–29°C (feels 33°C) · 29 rain days (493h) · 189 sun hours · 86% humidity · Quiet crowd · UV 7 (high) · sunniest 1 in 10 days reach 10 (very high)
July
1/1026–30°C (feels 35°C) · 26 rain days (376h) · 248 sun hours · 81% humidity · Quiet crowd · UV 8 (very high) · sunniest 1 in 10 days reach 11 (very high)
August
1/1026–29°C (feels 35°C) · 27 rain days (398h) · 207 sun hours · 83% humidity · Busy crowd · UV 7 (high) · sunniest 1 in 10 days reach 10 (very high)
September
1/1025–29°C (feels 34°C) · 24 rain days (332h) · 200 sun hours · 80% humidity · Moderate crowd · UV 7 (high) · sunniest 1 in 10 days reach 10 (very high)
October
7/1022–27°C (feels 28°C) · 11 rain days (143h) · 200 sun hours · 69% humidity · Moderate crowd · UV 7 (high) · sunniest 1 in 10 days reach 9 (very high)
Frequently asked questions about visiting Hong Kong
When is the best time to visit Hong Kong?
December is the highest-scoring month (9/10 on the Holiday Climate Index). Typical conditions: 13–20°C (3 rainy days). The top three months by score are December, January, November.
What is the worst time to visit Hong Kong?
July is the lowest-scoring month (1/10, capped by extreme heat). Typical conditions: 26–30°C (26 rainy days).
Is Hong Kong too hot in summer?
5 months (May, June, July, August, September) trip the heat deal-breaker in our scoring: apparent temperature crosses the comfort cap, so even with clear skies and low rain the score is held down. Plan around it if heat tolerance is low.
When are crowds lowest in Hong Kong?
Search-interest seasonality (Google Trends 2021-2025) is lowest in January and peaks in November. Interest tracks both in-trip visitors and lead-time planners, so treat it as a "destination is on people's minds" signal rather than literal arrivals.
Which months in Hong Kong have good weather but fewer tourists?
January (climate 9/10, crowd index 0) and February (climate 8/10, crowd index 2) — shoulder months with above-average climate and below-median search-interest. Often the best value-for-weather trade.
What is the UV index in Hong Kong by month?
UV peaks at 8 (very high) in July and is lowest in December at 5 (moderate). Monthly peak values: Jan 5, Feb 6, Mar 6, Apr 6, May 7, Jun 7, Jul 8, Aug 7, Sep 7, Oct 7, Nov 5, Dec 5. July reach very high or extreme levels — apply SPF 50+, wear a hat and protective clothing, and limit direct sun between 11:00 and 17:00.
What is the UV index in Hong Kong in July?
July is the peak UV month in Hong Kong, with a daily-peak UV index of 8 (very high). At this level, sunburn can occur in under 20 minutes on unprotected fair skin. Apply SPF 50+, wear protective clothing and a hat, and avoid direct midday sun (11:00–17:00).
How high can UV get in Hong Kong on the sunniest days?
Most days look like the monthly average, but on the sunniest ~1 in 10 days UV climbs higher than the mean suggests. July is the worst case: typical days average UV 8 (very high), but the top 10% of days reach UV 11 (very high) — and even higher. Months where the sunniest days routinely exceed the typical reading: January, February, March, April, May, June, July, August, September, October, November. Plan sun protection for the worst case, not the average.
Is air quality in Hong Kong bad for travelers?
PM2.5 (fine-particle pollution) exceeds the WHO sensitive-group guideline (15 µg/m³) in 12 months: January, February, March, April, May, June, July, August, September, October, November, December. The worst month is December with a typical-day mean of 42 µg/m³ (hazardous); on the worst 10% of days PM2.5 reaches 70 µg/m³ (hazardous) and higher. People with asthma, heart conditions, or sensitive children may want to avoid these months or limit outdoor activity. Source: CAMS via Open-Meteo.