Ấp Phước Tĩnh weather in September

In September, Ấp Phước Tĩnh sees average daytime highs of 30°C and overnight lows near 25°C, with 289 mm of rain across 28.1 wet days and about 12.1 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 3% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Ấp Phước Tĩnh's 12th-clearest and 7th-windiest month. For the whole year in context, see Ấp Phước Tĩnh's year-round climate.

Daytime high
30°
7th warmest
Overnight low
25°
7th coldest
Rainfall
289 mm
28.1 wet days
Daylight
12 h 06 min
5:44 AM – 5:47 PM
Cloud cover
86%
12th clearest
Wind
11 km/h
7th windiest
Solar energy
5.02 kWh/m²
Travel score
2.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Ấp Phước Tĩnh reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13026
23026
33026
43026
53026
63026
73026
83026
93026
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025

How September really feels in Ấp Phước Tĩnh

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Ấp Phước Tĩnh weather by month

How September compares with the rest of the year at a glance. September 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
Jan29° / 24°222.811.56.2
Feb30° / 24°70.911.76.2
Mar31° / 25°152.711.95.4
Apr32° / 27°498.912.24.2
May32° / 27°1882412.52.8
Jun31° / 26°25127.412.62.6
Jul30° / 26°25328.812.52.7
Aug30° / 26°25628.712.32.7
Sep30° / 25°28928.112.12.7
Oct30° / 25°25426.411.83.1
Nov30° / 25°12614.911.54.4
Dec29° / 24°66911.45.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of September, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11288
21288
31288
41288
51189
61090
71090
81090
91090
101090
111090
121090
131090
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
301090

Chance of precipitation in September

Any precipitation

Ấp Phước Tĩnh gets around 289 mm of rain over 28.1 wet days in September, the wettest month. 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%151015202530
Rain chance (%)
192
292
392
492
593
693
793
893
993
1093
1193
1293
1394
1494
1594
1694
1794
1894
1994
2094
2194
2294
2394
2494
2595
2695
2795
2895
2995
3095

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13496
14595
15595
16595
17595
18595
19496
20496
21496
22496
23496
24496
25496
26496
27496
28496
29496
30496

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over September. Sunrise moves from 5:45 AM to 5:43 AM, and sunset from 5:57 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:455:57
212.25:455:56
312.25:455:56
412.25:455:55
512.25:455:55
612.25:455:54
712.15:455:53
812.15:445:53
912.15:445:52
1012.15:445:51
1112.15:445:51
1212.15:445:50
1312.15:445:49
1412.15:445:49
1512.15:445:48
1612.15:445:47
1712.05:445:47
1812.05:445:46
1912.05:445:45
2012.05:445:45
2112.05:445:44
2212.05:435:43
2312.05:435:43
2412.05:435:42
2512.05:435:41
2612.05:435:41
2711.95:435:40
2811.95:435:39
2911.95:435:39
3011.95:435:38

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.02 kWh/m².

For context, solar energy here swings from a low near 4.67 kWh/m² to a high of 6.52 kWh/m² in March across the year — September's 5.02 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Ấp Phước Tĩnh

In seasonPeak

In September, Ấp Phước Tĩnh sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Ấp Phước Tĩnh sits in the Pacific typhoon belt; the season peaks July–October.

Ấp Phước Tĩnh's rainy season runs May–October, 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 September a good time to visit Ấp Phước Tĩnh?

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

2.7
Sightseeing
9th-best month of the year
3.7
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Ấp Phước Tĩnh.

What to pack for Ấp Phước Tĩnh in September

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

In September, Ấp Phước Tĩnh sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Ấp Phước Tĩnh in September

The nearest coast averages about 29°C in September — 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 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
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Ấp Phước Tĩnh in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ấp Phước Tĩnh peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 9 (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 21UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct10Extreme
Nov9Very high
Dec9Very high

Air quality in Ấp Phước Tĩnh in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ấp Phước Tĩnh 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 Ấp Phước Tĩnh?

Ấp Phước Tĩnh sits at 10.4°N, 107.2°E, in Vietnam. The nearest listed city is Xã Long Hải, 6.0 km away.

Topography around Ấp Phước Tĩnh

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ấp Phước Tĩnh.

Within 3 km, the terrain around Ấp Phước Tĩnh has only modest variations in elevation — a maximum elevation change of 13 m around an average of 1 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 481 m; within 80 km, large variations in elevation — a maximum elevation change of 918 m.

The land around Ấp Phước Tĩnh is covered by water (69%) within 3 km, water (60%) within 16 km, and water (43%) and trees (31%) within 80 km.

3 km
13 m
16 km
481 m
80 km
918 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Xã Long Hải 6.0 km · Long Diền 10 km · Thành Phố Bà Rịa 11 km · Vũng Tàu 12 km · Thị Trấn Đất Đỏ 14 km · Cần Giờ 25 km · Xóm Mỹ Xuân 27 km · Thị Trấn Phước Bửu 28 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 Ấp Phước Tĩnh (10.4°, 107.1833°), 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).