Thị Trấn Na Dương in Summer
In summer (June, July and August), Thị Trấn Na Dương sees average daytime highs around 30°C and overnight lows near 24°C, with 758 mm of rain over about 73 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 7% of the time across summer, and the air most often feels miserable.
Summer is Thị Trấn Na Dương's weakest season of the year to visit on our travel score. For the whole year in context, see Thị Trấn Na Dương's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 758 mm
- 73 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Thị Trấn Na Dương in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Thị Trấn Na Dương reaches about 30°C and drops to 24°C overnight. The warmest of the three months is July, the coolest August.
How summer really feels in Thị Trấn Na Dương
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.
Thị Trấn Na Dương 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 | 17° / 11° | 50 | 9.5 | 10.8 | 5.1 |
| Feb | 18° / 12° | 37 | 8.6 | 11.3 | 5.7 |
| Mar | 21° / 16° | 71 | 12.6 | 11.8 | 5.8 |
| Apr | 26° / 20° | 87 | 14.1 | 12.5 | 5.7 |
| May | 29° / 23° | 204 | 20.8 | 13 | 4.1 |
| Jun | 30° / 24° | 236 | 23.6 | 13.3 | 3.1 |
| Jul | 30° / 25° | 251 | 24.3 | 13.2 | 3.1 |
| Aug | 30° / 24° | 272 | 25.2 | 12.7 | 3.1 |
| Sep | 29° / 23° | 161 | 18.3 | 12.1 | 4.3 |
| Oct | 27° / 20° | 75 | 10.5 | 11.5 | 6.6 |
| Nov | 23° / 16° | 49 | 8 | 11 | 7.1 |
| Dec | 19° / 12° | 42 | 7.7 | 10.7 | 6.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 7% of the time across summer.
Chance of precipitation in Summer
Thị Trấn Na Dương gets around 758 mm of rain over 73 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 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 12 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 4.6 kWh/m².
Hazard calendar for Thị Trấn Na Dương
In summer, Thị Trấn Na Dương overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Thị Trấn Na Dương's monsoon runs May–September, when most of the year's rain falls.
Is summer a good time to visit Thị Trấn Na Dương?
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 Thị Trấn Na Dương.
What to pack for Thị Trấn Na Dương in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Thị Trấn Na Dương sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 73 days see rain.
UV index in Thị Trấn Na Dương in Summer
Clear-sky midday UV across summer averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Thị Trấn Na Dương peaks around June 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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) | 7 | 7 | 9 | 7 | 9 | 12 | 12 | 9 | 9 | 8 | 6 | 6 |
| Level | High | High | Very high | Very high | Very high | Extreme | Extreme | Very high | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 7 | High |
| Mar | 9 | Very high |
| Apr | 7 | Very high |
| May | 9 | Very high |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 6 | High |
Air quality in Thị Trấn Na Dương 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 Thị Trấn Na Dương is worst in April — around 47 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (July, 19 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) | 47 | 47 | 45 | 47 | 31 | 22 | 19 | 21 | 26 | 32 | 36 | 43 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 47 | Poor |
| Feb | 47 | Poor |
| Mar | 45 | Poor |
| Apr | 47 | Poor |
| May | 31 | Moderate |
| Jun | 22 | Moderate |
| Jul | 19 | Moderate |
| Aug | 21 | Moderate |
| Sep | 26 | Moderate |
| Oct | 32 | Moderate |
| Nov | 36 | Poor |
| Dec | 43 | Poor |
Where is Thị Trấn Na Dương?
Thị Trấn Na Dương sits at 21.7°N, 107.0°E, 287 m above sea level, in Vietnam. The nearest listed city is Lạng Sơn, 26 km away.
Topography around Thị Trấn Na Dương
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Na Dương.
Within 3 km, the terrain around Thị Trấn Na Dương has only modest variations in elevation — a maximum elevation change of 193 m around an average of 294 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,313 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,567 m.
The land around Thị Trấn Na Dương is covered by trees (47%) and cropland (22%) within 3 km, trees (78%) within 16 km, and trees (87%) 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 Thị Trấn Na Dương (21.7025°, 106.9555°, elevation 287 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.