Hải Châu in Summer
In summer (June, July and August), Hải Châu sees average daytime highs around 32°C and overnight lows near 27°C, with 344 mm of rain over about 50 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across summer, daytime highs hold fairly steady around 32°C. The sky is clear or mostly clear about 14% of the time across summer, and the air most often feels miserable.
Summer is Hải Châu's weakest season of the year to visit on our travel score. For the whole year in context, see Hải Châu's year-round climate.
- Avg daytime high
- 32°C
- warmest season of the year
- Avg overnight low
- 27°C
- Rainfall
- 344 mm
- 50 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Hải Châu in Summer
Across summer, daytime highs hold fairly steady around 32°C.
A typical summer day in Hải Châu reaches about 32°C and drops to 27°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Hải Châu
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.
Hải Châu 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 | 24° / 20° | 178 | 16.9 | 11.2 | 5.7 |
| Feb | 24° / 21° | 90 | 11.2 | 11.5 | 6.6 |
| Mar | 27° / 23° | 87 | 9.7 | 11.9 | 6.7 |
| Apr | 29° / 25° | 76 | 8.7 | 12.3 | 5.6 |
| May | 31° / 26° | 118 | 15.7 | 12.7 | 3.8 |
| Jun | 32° / 28° | 84 | 14.5 | 12.9 | 3.1 |
| Jul | 32° / 27° | 113 | 16.4 | 12.9 | 3.1 |
| Aug | 32° / 27° | 147 | 19.3 | 12.5 | 3.0 |
| Sep | 30° / 26° | 289 | 22.7 | 12.1 | 3.3 |
| Oct | 28° / 25° | 422 | 24.5 | 11.6 | 4.1 |
| Nov | 26° / 23° | 460 | 22.1 | 11.3 | 4.7 |
| Dec | 24° / 21° | 353 | 22.8 | 11.1 | 4.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 14% of the time across summer.
Chance of precipitation in Summer
Hải Châu gets around 344 mm of rain over 50 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 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 54 min in early June to 12 h 18 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 5.9 kWh/m².
Hazard calendar for Hải Châu
In summer, Hải Châu overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Hải Châu sits in the Pacific typhoon belt; the season peaks July–October.
Hải Châu's monsoon runs September–December, when most of the year's rain falls.
Is summer a good time to visit Hải Châu?
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 Hải Châu.
What to pack for Hải Châu in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Hải Châu sees daytime highs around 32°C and nights near 27°C. Pack light clothes, rain gear and sun protection. About 50 days see rain.
Sea temperature near Hải Châu in Summer
The nearest coast averages about 29°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 35 km away) is warmest in August at about 30°C and coldest in February near 23°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 23 | 24 | 25 | 28 | 29 | 29 | 30 | 29 | 28 | 27 | 25 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 24 | Refreshing |
| Apr | 25 | Warm |
| May | 28 | Warm |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Warm |
| Nov | 27 | Warm |
| Dec | 25 | Warm |
UV index in Hải Châu in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Hải Châu peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (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) | 9 | 9 | 11 | 11 | 11 | 12 | 13 | 13 | 12 | 11 | 8 | 6 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 9 | Very high |
| Mar | 11 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 8 | Very high |
| Dec | 6 | High |
Air quality in Hải Châu 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 Hải Châu is worst in March — around 49 µg/m³ PM2.5 (poor), about 3.0× the cleanest month (July, 16 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) | 25 | 29 | 49 | 42 | 28 | 21 | 16 | 17 | 20 | 22 | 21 | 23 |
| Level | Moderate | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 29 | Moderate |
| Mar | 49 | Poor |
| Apr | 42 | Poor |
| May | 28 | Moderate |
| Jun | 21 | Moderate |
| Jul | 16 | Moderate |
| Aug | 17 | Moderate |
| Sep | 20 | Moderate |
| Oct | 22 | Moderate |
| Nov | 21 | Moderate |
| Dec | 23 | Moderate |
Where is Hải Châu?
Hải Châu sits at 15.9°N, 108.1°E, 8 m above sea level, in Vietnam. The nearest listed city is Đại Lộc, 4.0 km away.
Topography around Hải Châu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hải Châu.
Within 3 km, the terrain around Hải Châu has only modest variations in elevation — a maximum elevation change of 206 m around an average of 21 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,254 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,864 m.
The land around Hải Châu is covered by cropland (35%) and trees (29%) within 3 km, trees (44%) and cropland (23%) within 16 km, and trees (55%) and water (36%) within 80 km.
Vietnam travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C / F
- 220 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $5,066
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Safe drinking water
- 59%
- of population, 2024
- Homicide rate
- 1.5
- per 100k, 2011
- Road deaths
- 30.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 500
- 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 Hải Châu (15.9167°, 108.1333°, elevation 8 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.