Vĩnh Châu weather in September

In September, Vĩnh Châu sees average daytime highs of 29°C and overnight lows near 26°C, with 257 mm of rain across 27.8 wet days and about 12.1 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 4% 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 Vĩnh Châu's 12th-clearest and 8th-windiest month. For the whole year in context, see Vĩnh Châu's year-round climate.

Daytime high
29°
6th warmest
Overnight low
26°
7th coldest
Rainfall
257 mm
27.8 wet days
Daylight
12 h 06 min
5:49 AM – 5:52 PM
Cloud cover
85%
12th clearest
Wind
17 km/h
8th windiest
Solar energy
4.74 kWh/m²
Travel score
3.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Vĩnh Châu reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926

How September really feels in Vĩnh Châu

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.

Vĩnh Châu weather by month

How September compares with the rest of the year at a glance. September 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
Jan27° / 25°232.811.57.5
Feb27° / 25°71.211.77.8
Mar28° / 26°294.811.96.7
Apr30° / 27°6710.512.25.2
May30° / 27°19024.412.43.3
Jun30° / 27°23827.112.52.9
Jul29° / 26°23728.812.53.0
Aug29° / 26°22428.712.33.1
Sep29° / 26°25727.812.13.1
Oct28° / 26°30327.611.83.4
Nov28° / 26°19418.811.64.5
Dec27° / 25°989.911.56.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11288
21288
31387
41387
51288
61288
71288
81288
91288
101189
111189
121189
131189
141189
151189
161288
171288
181288
191288
201288
211288
221288
231288
241387
251486
261486
271486
281486
291486
301486

Chance of precipitation in September

Any precipitation

Vĩnh Châu gets around 257 mm of rain over 27.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 93% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
192
292
392
492
593
693
793
893
994
1094
1194
1294
1394
1494
1594
1694
1794
1893
1993
2092
2192
2292
2392
2492
2591
2691
2792
2892
2992
3092

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 87% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
11189
21288
31288
41288
51387
61387
71387
81387
91387
101387
111387
121387
131387
141387
151387
161387
171288
181288
191288
201288
211288
221288
231288
241288
251288
261288
271387
281387
291486
301486

Wind in September

Winds average 17 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3014light breeze

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 5:50 AM to 5:48 AM, and sunset from 6:01 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:506:01
212.25:506:01
312.25:506:00
412.25:505:59
512.15:505:59
612.15:505:58
712.15:505:58
812.15:505:57
912.15:505:56
1012.15:505:56
1112.15:495:55
1212.15:495:54
1312.15:495:54
1412.15:495:53
1512.15:495:53
1612.15:495:52
1712.05:495:51
1812.05:495:51
1912.05:495:50
2012.05:485:49
2112.05:485:49
2212.05:485:48
2312.05:485:47
2412.05:485:47
2512.05:485:46
2612.05:485:46
2712.05:485:45
2811.95:485:44
2911.95:485:44
3011.95:485:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.74 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 6.29 kWh/m² in April across the year — September's 4.74 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Vĩnh Châu

In seasonPeak

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

Vĩnh Châu sits in the Pacific typhoon belt; the season peaks July–October.

Vĩnh Châu'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 September a good time to visit Vĩnh Châu?

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

3.1
Sightseeing
9th-best month of the year
3.9
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Vĩnh Châu.

What to pack for Vĩnh Châu in September

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

In September, Vĩnh Châu sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Vĩnh Châu 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 at the nearest coast (about 17 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 Vĩnh Châu 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 Vĩnh Châu peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 22UV 13Dec 12UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Vĩnh Châu 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 Vĩnh Châu is worst in December — around 25 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (May, 15 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateDec 1524 µg/m³May 1115 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb16Moderate
Mar15Moderate
Apr15Moderate
May15Moderate
Jun17Moderate
Jul19Moderate
Aug17Moderate
Sep19Moderate
Oct22Moderate
Nov21Moderate
Dec25Moderate
Location & terrain

Where is Vĩnh Châu?

Vĩnh Châu sits at 9.3°N, 106.0°E, 4 m above sea level, in Vietnam. The nearest listed city is Bạc Liêu, 28 km away.

Topography around Vĩnh Châu

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

Within 3 km, the terrain around Vĩnh Châu has only modest variations in elevation — a maximum elevation change of 9 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 13 m; within 80 km, only modest variations in elevation — a maximum elevation change of 24 m.

The land around Vĩnh Châu is covered by cropland (28%) and trees (21%) within 3 km, water (58%) and cropland (21%) within 16 km, and water (53%) and cropland (30%) within 80 km.

3 km
9 m
16 km
13 m
80 km
24 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Bạc Liêu 28 km · Phú Lộc 29 km · Sóc Trăng 31 km · Ngã Năm 50 km · Ngã Bảy 57 km · Giá Rai 58 km · Long Mỹ 60 km · Ấp Hô Phòng 63 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 Vĩnh Châu (9.3244°, 105.9801°, elevation 4 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).