Long Thành weather in August

In August, Long Thành sees average daytime highs of 31°C and overnight lows near 25°C, with 294 mm of rain across 29.3 wet days and about 12.4 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 1% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 30 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Long Thành's 11th-clearest and 2nd-windiest month. For the whole year in context, see Long Thành's year-round climate.

Daytime high
31°
6th warmest
Overnight low
25°
8th coldest
Rainfall
294 mm
29.3 wet days
Daylight
12 h 24 min
5:46 AM – 6:07 PM
Cloud cover
87%
11th clearest
Wind
9 km/h
2nd windiest
Solar energy
4.94 kWh/m²
Travel score
2.5
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical August day in Long Thành reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How August really feels in Long Thành

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.

Long Thành weather by month

How August compares with the rest of the year at a glance. August is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°264.111.45.2
Feb32° / 24°10211.64.9
Mar33° / 25°244.611.94.0
Apr34° / 26°6811.912.23.1
May33° / 26°20724.412.52.3
Jun31° / 26°26827.612.62.4
Jul31° / 25°28529.312.62.5
Aug31° / 25°29429.312.42.5
Sep31° / 25°31728.612.12.4
Oct31° / 25°27227.511.82.7
Nov31° / 24°14417.811.53.7
Dec30° / 23°7210.511.44.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 6% of August, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3892
4892
5892
6892
7892
8892
9892
10892
11892
12892
13892
14892
15892
16793
17793
18793
19793
20694
21694
22694
23694
24694
25694
26694
27694
28694
29694
30694
31694

Chance of precipitation in August

Any precipitation

Long Thành gets around 294 mm of rain over 29.3 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 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
395
495
595
694
794
894
994
1094
1194
1294
1394
1494
1594
1694
1794
1894
1994
2094
2194
2294
2394
2495
2594
2694
2794
2894
2994
3094
3194

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11288
21189
31189
41189
51189
61189
71189
81189
91090
101090
111090
121090
131090
141090
151090
161090
171090
18991
19991
20991
21892
22892
23892
24793
25793
26793
27694
28694
29694
30694
31694

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 30 min at the start of August to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 5:44 AM to 5:46 AM, and sunset from 6:13 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:446:13
212.55:446:12
312.55:446:12
412.55:446:12
512.55:446:11
612.45:456:11
712.45:456:11
812.45:456:10
912.45:456:10
1012.45:456:10
1112.45:456:09
1212.45:456:09
1312.45:456:08
1412.45:456:08
1512.45:456:08
1612.45:466:07
1712.45:466:07
1812.35:466:06
1912.35:466:06
2012.35:466:05
2112.35:466:05
2212.35:466:04
2312.35:466:04
2412.35:466:03
2512.35:466:02
2612.35:466:02
2712.35:466:01
2812.25:466:01
2912.25:466:00
3012.25:465:59
3112.25:465:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.94 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.25 kWh/m² in March across the year — August's 4.94 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Long Thành

In seasonPeak

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

Long Thành sits in the Pacific typhoon belt; the season peaks July–October.

Long Thành's rainy season runs May–November, when most of the year's rain falls.

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

Is August a good time to visit Long Thành?

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

2.5
Sightseeing
8th-best month of the year
3.6
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Long Thành.

What to pack for Long Thành in August

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

In August, Long Thành sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Long Thành 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 47 km away) is warmest in May at about 30°C and coldest in January near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Long Thành in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks 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 Long Thành peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 23UV 13Nov 15UV 8
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct9Very high
Nov8Very high
Dec9Very high

Air quality in Long Thành 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 Long Thành is worst in October — around 34 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (March, 21 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1434 µg/m³Mar 1921 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb21Moderate
Mar21Moderate
Apr21Moderate
May25Moderate
Jun30Moderate
Jul29Moderate
Aug29Moderate
Sep33Moderate
Oct34Moderate
Nov31Moderate
Dec34Moderate
Location & terrain

Where is Long Thành?

Long Thành sits at 10.8°N, 107.0°E, 19 m above sea level, in Vietnam. The nearest listed city is Trảng Bom, 19 km away.

Topography around Long Thành

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

Within 3 km, the terrain around Long Thành has only modest variations in elevation — a maximum elevation change of 45 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 141 m; within 80 km, large variations in elevation — a maximum elevation change of 918 m.

The land around Long Thành is covered by trees (44%) and artificial surfaces (32%) within 3 km, trees (44%) within 16 km, and trees (49%) and water (20%) within 80 km.

3 km
45 m
16 km
141 m
80 km
918 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
August weather nearby: Trảng Bom 19 km · Thủ Đức 21 km · Phú Mỹ 21 km · Biên Hòa 22 km · Xóm Mỹ Xuân 23 km · Dĩ An 24 km · Nhà Bè 25 km · Bình Thạnh 27 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 Long Thành (10.7891°, 106.9503°, elevation 19 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).