Rạch Giá weather in March

In March, Rạch Giá sees average daytime highs of 31°C and overnight lows near 26°C, with 37 mm of rain across 6.8 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 10th-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 37% 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 Rạch Giá's 1st-clearest and 6th-windiest month. For the whole year in context, see Rạch Giá's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
26°
6th coldest
Rainfall
37 mm
6.8 wet days
Daylight
11 h 54 min
6:11 AM – 6:07 PM
Cloud cover
53%
1st clearest
Wind
12 km/h
6th windiest
Solar energy
5.98 kWh/m²
Travel score
4.7
out of 10

Rạch Giá is the former provincial capital of the former Kien Giang province, Vietnam.

Density
4,422/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

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

A typical March day in Rạch Giá reaches about 31°C in the afternoon and slips back to 26°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, March runs about 1°C warmer than February and on par with April.

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
153126
163126
173126
183126
193126
203126
213126
223126
233126
243126
253126
263126
273126
283126
293226
303226
313226

How March really feels in Rạch Giá

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

Rạch Giá weather by month

How March compares with the rest of the year at a glance. March is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°224.511.56.1
Feb30° / 24°122.511.75.8
Mar31° / 26°376.811.94.7
Apr32° / 27°8814.612.23.7
May30° / 27°24426.412.52.9
Jun29° / 27°31627.612.63.0
Jul29° / 26°34428.612.53.1
Aug29° / 26°32628.312.33.2
Sep29° / 26°35327.712.13.1
Oct29° / 26°30227.811.83.1
Nov30° / 25°12017.111.54.2
Dec29° / 24°579.111.45.4

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in March, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of March, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25842
35842
46040
56040
66139
76238
86337
96436
106535
116535
126535
136535
146535
156436
166337
176238
186238
196139
206040
216040
225941
235842
245842
255743
265743
275743
285644
295644
305545
315545

Chance of precipitation in March

Any precipitation

Rạch Giá gets around 37 mm of rain over 6.8 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 23% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
110
211
311
411
512
613
713
814
915
1016
1117
1218
1319
1421
1522
1623
1724
1825
1926
2027
2128
2229
2330
2431
2532
2633
2733
2834
2934
3034
3135

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
123734
223734
322735
421736
520746
619747
718757
817767
916768
1015778
1114788
1213798
1312799
1411809
1510819
1688210
1788210
1878310
1968311
2058312
2148313
2248214
2348115
2438017
2537918
2637720
2727622
2827424
2927325
3017227
3117029

Wind in March

Winds average 12 km/h in March.

Across March, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2811calm
2911calm
3011calm
3111calm

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 6:19 AM to 6:02 AM, and sunset from 6:07 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:196:07
211.86:196:07
311.86:186:07
411.86:186:07
511.86:176:07
611.86:176:07
711.86:166:07
811.96:166:07
911.96:156:07
1011.96:156:07
1111.96:146:07
1211.96:146:07
1311.96:136:07
1411.96:136:07
1511.96:126:07
1611.96:116:07
1711.96:116:07
1812.06:106:07
1912.06:106:07
2012.06:096:07
2112.06:086:07
2212.06:086:07
2312.06:076:07
2412.06:076:07
2512.06:066:07
2612.06:056:07
2712.06:056:07
2812.06:046:07
2912.16:046:07
3012.16:036:07
3112.16:026:07

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.98 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 5.98 kWh/m² in March across the year — March's 5.98 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
76.0Bright
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in March

Hazard calendar for Rạch Giá

In seasonPeak

In March, Rạch Giá sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Rạch Giá sits in the Pacific typhoon belt; the season peaks July–October.

Rạch Giá's monsoon runs May–October, when most of the year's rain falls.

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

Is March a good time to visit Rạch Giá?

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

4.7
Sightseeing
4th-best month of the year
7.1
Beach & pool
3rd-best month of the year

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

What to pack for Rạch Giá in March

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

In March, Rạch Giá sees daytime highs around 31°C and nights near 26°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Rạch Giá in March

The nearest coast averages about 29°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 26 km away) is warmest in May at about 31°C and coldest in January near 27°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Rạch Giá in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March 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 Rạch Giá peaks around August 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 highAug 21UV 13Dec 15UV 9
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct9Very high
Nov9Very high
Dec9Very high

Air quality in Rạch Giá 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 Rạch Giá is worst in January — around 45 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (August, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 145 µg/m³Aug 1519 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb37Poor
Mar33Moderate
Apr32Moderate
May27Moderate
Jun22Moderate
Jul22Moderate
Aug19Moderate
Sep23Moderate
Oct32Moderate
Nov42Poor
Dec45Poor
Location & terrain

Where is Rạch Giá?

Rạch Giá sits at 10.0°N, 105.1°E, 13 m above sea level, in Vietnam. The nearest listed city is Xóm Cái Nước, 24 km away.

Topography around Rạch Giá

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

Within 3 km, the terrain around Rạch Giá has only modest variations in elevation — a maximum elevation change of 13 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 13 m; within 80 km, large variations in elevation — a maximum elevation change of 691 m.

The land around Rạch Giá is covered by water (33%) and artificial surfaces (30%) within 3 km, cropland (49%) and water (35%) within 16 km, and cropland (51%) and water (32%) within 80 km.

3 km
13 m
16 km
13 m
80 km
691 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
March weather nearby: Xóm Cái Nước 24 km · Kiên Hải 26 km · Óc Eo 27 km · Núi Sập 35 km · Cô Tô 38 km · Cờ Đỏ 39 km · Vĩnh Thạnh 42 km · Vị Thanh 50 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 Rạch Giá (10.0124°, 105.0809°, elevation 13 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).