Tsuen Wan in Summer
In summer (June, July and August), Tsuen Wan sees average daytime highs around 30°C and overnight lows near 27°C, with 860 mm of rain over about 66 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 16% of the time across summer, and the air most often feels miserable.
Summer is Tsuen Wan's weakest season of the year to visit on our travel score. For the whole year in context, see Tsuen Wan's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 27°C
- Rainfall
- 860 mm
- 66 wet days
- Avg wind
- 14 km/h
- Travel score
- 3.4
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Tsuen Wan in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Tsuen Wan reaches about 30°C and drops to 27°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Tsuen Wan
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Tsuen Wan weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 19° / 14° | 24 | 4.1 | 10.8 | 7.0 |
| Feb | 20° / 15° | 34 | 6.4 | 11.2 | 6.5 |
| Mar | 22° / 18° | 58 | 9.4 | 11.8 | 6.5 |
| Apr | 25° / 21° | 107 | 12.7 | 12.5 | 6.1 |
| May | 28° / 25° | 209 | 17.9 | 13.1 | 4.7 |
| Jun | 30° / 27° | 302 | 22.5 | 13.3 | 3.4 |
| Jul | 31° / 27° | 247 | 21.2 | 13.2 | 3.4 |
| Aug | 31° / 27° | 312 | 22.7 | 12.8 | 3.3 |
| Sep | 30° / 26° | 204 | 16.6 | 12.1 | 4.3 |
| Oct | 28° / 24° | 70 | 6.7 | 11.5 | 6.9 |
| Nov | 24° / 20° | 34 | 4.7 | 10.9 | 8.0 |
| Dec | 20° / 16° | 29 | 3.8 | 10.7 | 7.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 16% of the time across summer.
Chance of precipitation in Summer
Tsuen Wan gets around 860 mm of rain over 66 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 14 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 18 min in early June to 12 h 30 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.3 kWh/m².
Hazard calendar for Tsuen Wan
In summer, Tsuen Wan overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Tsuen Wan sits in the Pacific typhoon belt; the season peaks July–October.
Tsuen Wan's monsoon runs May–September, when most of the year's rain falls.
Is summer a good time to visit Tsuen Wan?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Tsuen Wan.
What to pack for Tsuen Wan in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Tsuen Wan sees daytime highs around 30°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 66 days see rain.
Sea temperature near Tsuen Wan in Summer
The nearest coast averages about 28°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 29°C and coldest in February near 19°C.
It's comfortable for a long swim from Mar 18 to Dec 18 — about 9.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 19 | 20 | 23 | 26 | 28 | 29 | 29 | 28 | 27 | 24 | 20 |
| Comfort | Cool | Cool | Cool | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 19 | Cool |
| Mar | 20 | Cool |
| Apr | 23 | Refreshing |
| May | 26 | Warm |
| Jun | 28 | Warm |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 24 | Refreshing |
| Dec | 20 | Refreshing |
UV index in Tsuen Wan in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tsuen Wan peaks around July 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 9 | 9 | 10 | 12 | 12 | 11 | 10 | 8 | 7 | 6 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 9 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Tsuen Wan in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Tsuen Wan is worst in January — around 183 µg/m³ PM2.5 (very unhealthy), about 2.5× the cleanest month (July, 73 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 183 | 175 | 165 | 149 | 115 | 83 | 73 | 85 | 119 | 127 | 157 | 156 |
| Level | Very unhealthy | Very unhealthy | Very unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Very unhealthy | Very unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 183 | Very unhealthy |
| Feb | 175 | Very unhealthy |
| Mar | 165 | Very unhealthy |
| Apr | 149 | Unhealthy |
| May | 115 | Unhealthy |
| Jun | 83 | Unhealthy |
| Jul | 73 | Unhealthy |
| Aug | 85 | Unhealthy |
| Sep | 119 | Unhealthy |
| Oct | 127 | Unhealthy |
| Nov | 157 | Very unhealthy |
| Dec | 156 | Very unhealthy |
Where is Tsuen Wan?
Tsuen Wan sits at 22.4°N, 114.1°E, 1 m above sea level, in Hong Kong. The nearest listed city is Discovery Park, 1.0 km away.
Topography around Tsuen Wan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tsuen Wan.
Within 3 km, the terrain around Tsuen Wan has large variations in elevation — a maximum elevation change of 611 m around an average of 135 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 941 m; within 80 km, large variations in elevation — a maximum elevation change of 1,012 m.
The land around Tsuen Wan is covered by trees (58%) and artificial surfaces (31%) within 3 km, trees (49%) and water (29%) within 16 km, and water (58%) and trees (24%) within 80 km.
Hong Kong travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type D / G / M
- 220 V · 50 Hz
- Prices
- ≈ 71% of US
- price level, 2025
- GDP per capita
- $56,983
- 2025
- Happiness
- 5.6 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 0.4
- per 100k, 2023
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 538
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Tsuen Wan (22.3714°, 114.1133°, elevation 1 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.