Ðông Hà weather in August

In August, Ðông Hà sees average daytime highs of 33°C and overnight lows near 26°C, with 128 mm of rain across 14.8 wet days and about 12.6 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 9% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Ðông Hà's 11th-clearest and 2nd-windiest month. For the whole year in context, see Ðông Hà's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
26°
10th coldest
Rainfall
128 mm
14.8 wet days
Daylight
12 h 36 min
5:39 AM – 6:13 PM
Cloud cover
83%
11th clearest
Wind
13 km/h
2nd windiest
Solar energy
5.23 kWh/m²
Travel score
3.0
out of 10

Ðông Hà is provincial city in Vietnam.

Density
2,251/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical August day in Ðông Hà reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, August runs about 1°C cooler than July and about 2°C warmer than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53326
63326
73326
83326
93326
103326
113326
123326
133326
143326
153326
163326
173326
183326
193326
203326
213326
223326
233326
243326
253326
263325
273325
283325
293225
303225
313225

How August really feels in Ðông Hà

Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ðông Hà weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 18°13518.211.15.3
Feb25° / 19°8413.511.45.9
Mar27° / 21°8813.611.95.7
Apr30° / 23°8914.212.44.3
May33° / 25°13418.612.82.9
Jun34° / 26°7110.8132.7
Jul34° / 26°9912.312.92.8
Aug33° / 26°12814.812.63.0
Sep31° / 25°29820.312.13.2
Oct28° / 23°44924.211.64.0
Nov26° / 21°40022.411.24.6
Dec23° / 19°29322.3114.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 9% of August, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31783
41684
51684
61684
71684
81783
91783
101783
111783
121783
131783
141783
151783
161882
171882
181882
191882
201882
211882
221981
231981
241981
251981
261981
271882
281882
291882
301882
311783

Chance of precipitation in August

Any precipitation

Ðông Hà gets around 128 mm of rain over 14.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
142
242
341
441
540
640
739
839
940
1040
1141
1241
1342
1443
1544
1646
1747
1849
1950
2052
2154
2255
2356
2457
2558
2658
2758
2858
2958
3059
3159

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
118712
218613
328513
428513
528414
628414
728315
828315
928315
1028216
1138116
1238017
1338017
1437918
1537918
1637819
1737720
1837621
1927622
2027523
2127424
2227424
2327325
2427226
2517227
2617227
2717128
2817128
2917128
3017128
3107228

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1812light breeze
1912light breeze
2012calm
2112calm
2211calm
2311calm
2411calm
2511calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 48 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over August. Sunrise moves from 5:35 AM to 5:41 AM, and sunset from 6:20 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:356:20
212.85:356:20
312.75:356:20
412.75:366:19
512.75:366:19
612.75:366:18
712.75:366:18
812.75:376:17
912.75:376:17
1012.75:376:16
1112.65:376:16
1212.65:386:15
1312.65:386:15
1412.65:386:14
1512.65:386:13
1612.65:396:13
1712.65:396:12
1812.55:396:12
1912.55:396:11
2012.55:396:10
2112.55:406:10
2212.55:406:09
2312.55:406:08
2412.55:406:07
2512.45:406:07
2612.45:406:06
2712.45:416:05
2812.45:416:04
2912.45:416:04
3012.45:416:03
3112.35:416:02

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.23 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.79 kWh/m² in June across the year — August's 5.23 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Ðông Hà

In seasonPeak

In August, Ðông Hà sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Ðông Hà sits in the Pacific typhoon belt; the season peaks July–October.

Ðông Hà's monsoon runs September–December, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Ðông Hà?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.0
Sightseeing
9th-best month of the year
5.2
Beach & pool
5th-best month of the year

August is a weaker month for outdoor sightseeing in Ðông Hà.

What to pack for Ðông Hà in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Ðông Hà sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Ðông Hà in August

The nearest coast averages about 29°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 30 km away) is warmest in August at about 29°C and coldest in February near 22°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov26Warm
Dec24Warm

UV index in Ðông Hà in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ðông Hà peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighAug 13UV 13Dec 15UV 6
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar9Very high
Apr10Very high
May11Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec6High

Air quality in Ðông Hà in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Ðông Hà is worst in March — around 76 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (July, 15 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateMar 2274 µg/m³Jul 1915 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb27Moderate
Mar76Unhealthy
Apr66Unhealthy
May26Moderate
Jun17Moderate
Jul15Moderate
Aug16Moderate
Sep19Moderate
Oct21Moderate
Nov18Moderate
Dec21Moderate
Location & terrain

Where is Ðông Hà?

Ðông Hà sits at 16.8°N, 107.1°E, 21 m above sea level, in Vietnam. The nearest listed city is Cam Lộ, 11 km away.

Topography around Ðông Hà

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ðông Hà.

Within 3 km, the terrain around Ðông Hà has only modest variations in elevation — a maximum elevation change of 44 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 204 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,059 m.

The land around Ðông Hà is covered by artificial surfaces (38%), cropland (24%) and trees (21%) within 3 km, trees (52%) and cropland (22%) within 16 km, and trees (60%) and water (29%) within 80 km.

3 km
44 m
16 km
204 m
80 km
2,059 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Cam Lộ 11 km · thị xã Quảng Trị 11 km · Phong Điền 38 km · Hương Trà 51 km · Hue 66 km · Hương Thủy 72 km · Quán Hàu 82 km · Đồng Hới 89 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
none 86%Catholic 6%Buddhist 6%Protestant 1%

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 Ðông Hà (16.8163°, 107.1003°, elevation 21 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).