Ðông Hà weather in October

In October, Ðông Hà sees average daytime highs of 28°C and overnight lows near 23°C, with 449 mm of rain across 24.2 wet days and about 11.6 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 13% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 24 min by month's end. Set against the rest of the year, October is Ðông Hà's 6th-clearest and 7th-windiest month. For the whole year in context, see Ðông Hà's year-round climate.

Daytime high
28°
7th warmest
Overnight low
23°
6th coldest
Rainfall
449 mm
24.2 wet days
Daylight
11 h 36 min
5:48 AM – 5:25 PM
Cloud cover
75%
6th clearest
Wind
8 km/h
7th windiest
Solar energy
3.71 kWh/m²
Travel score
4.0
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 October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical October day in Ðông Hà reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, October runs about 3°C cooler than September and about 2°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42923
52923
62923
72923
82923
92923
102923
112923
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222822
232822
242822
252722
262722
272722
282722
292722
302722
312722

How October really feels in Ðông Hà

Once humidity and wind are folded in, October averages 11 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
11
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Ðông Hà weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 1st-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22773
32773
42773
52773
62773
72872
82872
92872
102872
112872
122872
132872
142872
152872
162872
172872
182971
192773
202773
212872
222872
232872
242971
252872
262872
272872
282872
292971
302971
312971

Chance of precipitation in October

Any precipitation

Ðông Hà gets around 449 mm of rain over 24.2 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 78% and peaks near 79% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
178
278
378
478
578
678
777
877
977
1077
1177
1277
1377
1477
1577
1677
1777
1878
1978
2078
2178
2279
2379
2478
2578
2678
2778
2878
2978
3077
3177

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10036235
20046234
30046333
40056233
50066232
60066331
70076330
80076330
90186229
100196228
110196327
1201106326
1301106425
1401106524
1501116523
1601116523
1701116622
1812126521
1912126520
2012126619
2112136618
2213136617
2313146517
2414146516
2514156515
2615166414
2725176214
2826196013
2926205913
3027215812
3127225712

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 7 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over October. Sunrise moves from 5:45 AM to 5:53 AM, and sunset from 5:36 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:455:36
211.85:455:35
311.85:455:34
411.85:465:34
511.85:465:33
611.85:465:32
711.85:465:31
811.75:465:31
911.75:475:30
1011.75:475:29
1111.75:475:28
1211.75:475:28
1311.75:475:27
1411.65:485:26
1511.65:485:26
1611.65:485:25
1711.65:495:24
1811.65:495:24
1911.65:495:23
2011.65:495:23
2111.55:505:22
2211.55:505:21
2311.55:505:21
2411.55:515:20
2511.55:515:20
2611.55:515:19
2711.55:525:19
2811.45:525:18
2911.45:525:18
3011.45:535:17
3111.45:535:17

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.71 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 — October's 3.71 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
44.0Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.5Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for Ðông Hà

In seasonPeak

In October, Ðông Hà sits inside its pacific typhoon and monsoon 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 October a good time to visit Ðông Hà?

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

4.0
Sightseeing
7th-best month of the year
4.6
Beach & pool
9th-best month of the year

October is a reasonable time to visit Ðông Hà for sightseeing.

What to pack for Ðông Hà in October

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

In October, Ðông Hà sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. About 24 days see rain.

light clothesrain gear

Sea temperature near Ðông Hà in October

The nearest coast averages about 28°C in October — 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 October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (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 October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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
October 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).