Khánh Hải in Summer
In summer (June, July and August), Khánh Hải sees average daytime highs around 30°C and overnight lows near 26°C, with 242 mm of rain over about 45 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 11% of the time across summer, and the air most often feels oppressive.
Summer is Khánh Hải's weakest season of the year to visit on our travel score. Khánh Hải has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Khánh Hải's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 26°C
- Rainfall
- 242 mm
- 45 wet days
- Avg wind
- 14 km/h
- Travel score
- 4.0
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Khánh Hải in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Khánh Hải reaches about 30°C and drops to 26°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Khánh Hải
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.
Khánh Hải 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 | 26° / 22° | 21 | 2.5 | 11.4 | 7.7 |
| Feb | 27° / 22° | 7 | 1.3 | 11.6 | 8.0 |
| Mar | 29° / 23° | 18 | 2.6 | 11.9 | 6.8 |
| Apr | 30° / 25° | 36 | 5.9 | 12.2 | 5.6 |
| May | 31° / 26° | 111 | 16.9 | 12.5 | 3.9 |
| Jun | 31° / 26° | 81 | 14.7 | 12.7 | 3.9 |
| Jul | 30° / 26° | 80 | 15.1 | 12.6 | 4.1 |
| Aug | 30° / 26° | 81 | 14.8 | 12.4 | 4.0 |
| Sep | 30° / 25° | 182 | 21.5 | 12.1 | 3.5 |
| Oct | 28° / 25° | 214 | 21.9 | 11.7 | 4.2 |
| Nov | 28° / 24° | 138 | 11.7 | 11.5 | 6.0 |
| Dec | 27° / 23° | 107 | 8.1 | 11.3 | 6.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 11% of the time across summer.
Chance of precipitation in Summer
Khánh Hải gets around 242 mm of rain over 45 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — 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 12 h 36 min in early June to 12 h 12 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 5.7 kWh/m².
Hazard calendar for Khánh Hải
In summer, Khánh Hải overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Khánh Hải sits in the Pacific typhoon belt; the season peaks July–October.
Khánh Hải's rainy season runs September–December, when most of the year's rain falls.
Is summer a good time to visit Khánh Hải?
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 reasonable time to visit Khánh Hải for sightseeing.
What to pack for Khánh Hải in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Khánh Hải sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 45 days see rain.
Sea temperature near Khánh Hải 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 offshore is warmest in May at about 29°C and coldest in January near 25°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) | 25 | 25 | 26 | 28 | 29 | 28 | 28 | 27 | 28 | 28 | 27 | 26 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Warm | Warm | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 25 | Warm |
| Feb | 25 | Warm |
| Mar | 26 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 28 | Tropical |
| Jul | 28 | Warm |
| Aug | 27 | Warm |
| Sep | 28 | Tropical |
| Oct | 28 | Tropical |
| Nov | 27 | Warm |
| Dec | 26 | Warm |
UV index in Khánh Hải 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 Khánh Hải peaks around May 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 9 (very 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) | 11 | 12 | 13 | 13 | 13 | 11 | 12 | 13 | 13 | 12 | 10 | 8 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Very high |
| Dec | 8 | Very high |
Air quality in Khánh Hải 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 Khánh Hải is worst in July — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 16 | 18 | 18 | 17 | 19 | 20 | 19 | 19 | 19 | 15 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 16 | Moderate |
| Mar | 18 | Moderate |
| Apr | 18 | Moderate |
| May | 17 | Moderate |
| Jun | 19 | Moderate |
| Jul | 20 | Moderate |
| Aug | 19 | Moderate |
| Sep | 19 | Moderate |
| Oct | 19 | Moderate |
| Nov | 15 | Moderate |
| Dec | 14 | Moderate |
Where is Khánh Hải?
Khánh Hải sits at 11.6°N, 109.0°E, 7 m above sea level, in Vietnam. The nearest listed city is Phan Rang-Tháp Chàm, 6.0 km away.
Topography around Khánh Hải
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Khánh Hải.
Within 3 km, the terrain around Khánh Hải has significant variations in elevation — a maximum elevation change of 336 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 869 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.
The land around Khánh Hải is covered by water (44%) and grassland (22%) within 3 km, water (34%) and grassland (21%) within 16 km, and water (42%) and trees (40%) 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 Khánh Hải (11.591°, 109.0405°, elevation 7 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.