Tam Giang weather in March

In March, Tam Giang sees average daytime highs of 29°C and overnight lows near 26°C, with 39 mm of rain across 6.5 wet days and about 11.9 hours of daylight. It is the 6th-warmest and 10th-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 41% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Tam Giang's 1st-clearest and 4th-windiest month. For the whole year in context, see Tam Giang's year-round climate.

Daytime high
29°
6th warmest
Overnight low
26°
7th coldest
Rainfall
39 mm
6.5 wet days
Daylight
11 h 54 min
6:11 AM – 6:07 PM
Cloud cover
52%
1st clearest
Wind
18 km/h
4th windiest
Solar energy
6.41 kWh/m²
Travel score
6.2
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

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

A typical March day in Tam Giang 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 28°C and 30°C. Set against its neighbours, March runs about 1°C warmer than February and about 1°C cooler than April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12825
22825
32825
42825
52825
62826
72826
82826
92826
102826
112826
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926
312926

How March really feels in Tam Giang

Once humidity and wind are folded in, March averages 20 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
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Tam Giang weather by month

How March compares with the rest of the year at a glance. March is the 6th-warmest and 10th-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 March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in March, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35941
45941
56040
66139
76139
86238
96238
106337
116337
126337
136238
146238
156139
166139
176040
185941
195941
205842
215842
225842
235842
245842
255842
265842
275842
285941
295941
305941
316040

Chance of precipitation in March

Any precipitation

Tam Giang gets around 39 mm of rain over 6.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 21% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
110
210
310
411
511
612
712
813
914
1015
1116
1217
1318
1419
1520
1621
1723
1824
1925
2026
2127
2228
2329
2429
2530
2631
2731
2831
2931
3031
3132

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the oppressive band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
178310
278310
378211
478112
578112
678013
768113
868014
958015
1057916
1147917
1237918
1337819
1427820
1527721
1617623
1717524
1817326
1917128
2007129
2106931
2206733
2306436
2406238
2506040
2605842
2705644
2805446
2905347
3005149
3104951

Wind in March

Winds average 18 km/h in March.

Across March, daily wind ranges from about 16 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3016light breeze
3116light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 48 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over March. Sunrise moves from 6:18 AM to 6:02 AM, and sunset from 6:07 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:186:07
211.86:186:07
311.86:176:07
411.86:176:07
511.86:166:07
611.96:166:07
711.96:156:07
811.96:156:07
911.96:146:07
1011.96:146:07
1111.96:136:07
1211.96:136:07
1311.96:126:07
1411.96:126:07
1511.96:116:07
1611.96:116:07
1711.96:106:07
1812.06:106:07
1912.06:096:07
2012.06:096:07
2112.06:086:07
2212.06:076:07
2312.06:076:07
2412.06:066:07
2512.06:066:07
2612.06:056:07
2712.06:056:06
2812.06:046:06
2912.06:036:06
3012.16:036:06
3112.16:026:06

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.41 kWh/m².

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 — March's 6.41 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.5Intense
316.5Intense
Planning a trip in March

Hazard calendar for Tam Giang

In seasonPeak

In March, Tam Giang sits inside its pacific typhoon 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 March a good time to visit Tam Giang?

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

6.2
Sightseeing
3rd-best month of the year
7.6
Beach & pool
2nd-best month of the year

March is a reasonable time to visit Tam Giang for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Tam Giang in March

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

In March, Tam Giang sees daytime highs around 29°C and nights near 26°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Tam Giang in March

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

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 14 (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 March

GoodModeratePoorUnhealthyVery unhealthy

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