Tam Giang weather in October

In October, Tam Giang sees average daytime highs of 28°C and overnight lows near 26°C, with 346 mm of rain across 28.8 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 6% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 42 min by month's end. Set against the rest of the year, October is Tam Giang's 8th-clearest and 11th-windiest month. For the whole year in context, see Tam Giang's year-round climate.

Daytime high
28°
8th warmest
Overnight low
26°
5th coldest
Rainfall
346 mm
28.8 wet days
Daylight
11 h 48 min
5:50 AM – 5:38 PM
Cloud cover
83%
8th clearest
Wind
13 km/h
11th windiest
Solar energy
4.62 kWh/m²
Travel score
3.2
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical October day in Tam Giang reaches about 28°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, October runs on par with September and on par with November.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826
312826

How October really feels in Tam Giang

Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Tam Giang weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°314.411.57.2
Feb28° / 25°132.111.77.5
Mar29° / 26°396.511.96.2
Apr30° / 27°8512.712.24.8
May30° / 27°2052512.43.2
Jun29° / 27°24526.812.53.0
Jul29° / 26°25828.812.53.0
Aug29° / 26°24628.212.33.1
Sep29° / 26°28627.512.13.1
Oct28° / 26°34628.811.83.2
Nov28° / 26°22722.111.64.1
Dec28° / 25°11512.811.55.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 9% of October, with mostly cloudy or overcast conditions the remaining 84%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21189
31090
41090
51090
61189
71288
81288
91387
101486
111486
121585
131585
141585
151684
161684
171684
181684
191684
201783
211783
221882
231882
241882
251882
261981
272080
282080
292179
302179
312278

Chance of precipitation in October

Any precipitation

Tam Giang gets around 346 mm of rain over 28.8 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 92% and peaks near 96% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
395
495
596
696
796
896
996
1095
1195
1295
1395
1495
1594
1694
1794
1893
1993
2092
2191
2291
2390
2490
2589
2688
2788
2887
2987
3086
3185

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
101288
201387
301486
401585
501585
601684
701783
801783
901882
1001882
1101882
1201981
1301981
1402080
1502080
1602179
1702278
1812277
1912376
2012475
2112574
2212673
2312772
2412871
2512970
2613168
2713267
2813366
2913465
3013663
3113762

Wind in October

Winds average 13 km/h in October.

Across October, daily wind ranges from about 12 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
114light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3015light breeze
3115light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over October. Sunrise moves from 5:51 AM to 5:52 AM, and sunset from 5:46 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:515:46
211.95:505:45
311.95:505:45
411.95:505:44
511.95:505:44
611.95:505:43
711.95:505:43
811.95:505:42
911.95:505:42
1011.85:505:41
1111.85:505:41
1211.85:505:40
1311.85:505:40
1411.85:505:39
1511.85:505:39
1611.85:505:38
1711.85:505:38
1811.85:505:38
1911.85:505:37
2011.85:505:37
2111.85:515:36
2211.85:515:36
2311.75:515:36
2411.75:515:35
2511.75:515:35
2611.75:515:35
2711.75:515:34
2811.75:525:34
2911.75:525:34
3011.75:525:34
3111.75:525:34

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.62 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.62 kWh/m² to a high of 6.42 kWh/m² in April across the year — October's 4.62 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in October

Hazard calendar for Tam Giang

In seasonPeak

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

Tam Giang sits in the Pacific typhoon belt; the season peaks July–October.

Tam Giang'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 October a good time to visit Tam Giang?

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

3.2
Sightseeing
7th-best month of the year
3.9
Beach & pool
11th-best month of the year

October is a weaker month for outdoor sightseeing in Tam Giang.

What to pack for Tam Giang in October

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

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

light clothesrain gearsun protection

Sea temperature near Tam Giang in October

The nearest coast averages about 29°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 20 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
Mar28Warm
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Tam Giang in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Tam Giang peaks around March 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 19UV 13Dec 15UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Tam Giang 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 Tam Giang is worst in December — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (May, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateDec 1922 µg/m³May 2012 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar15Moderate
Apr14Moderate
May12Good
Jun13Moderate
Jul15Moderate
Aug13Moderate
Sep14Moderate
Oct15Moderate
Nov18Moderate
Dec22Moderate
Location & terrain

Where is Tam Giang?

Tam Giang sits at 8.8°N, 105.2°E, 2 m above sea level, in Vietnam. The nearest listed city is Năm Căn, 21 km away.

Topography around Tam Giang

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

Within 3 km, the terrain around Tam Giang has only modest variations in elevation — a maximum elevation change of 14 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 22 m; within 80 km, significant variations in elevation — a maximum elevation change of 276 m.

The land around Tam Giang is covered by mangroves (61%) within 3 km, water (54%) and mangroves (28%) within 16 km, and water (72%) within 80 km.

3 km
14 m
16 km
22 m
80 km
276 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
October weather nearby: Năm Căn 21 km · Hưng Mỹ 25 km · Gành Hào 36 km · An Trạch 38 km · Trần Văn Thời 38 km · Cái Đôi Vàm 41 km · Cà Mau 42 km · Ấp Hô Phòng 54 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 Tam Giang (8.8°, 105.1833°, elevation 2 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).