Thị Trấn Ba Chẽ weather in March

In March, Thị Trấn Ba Chẽ sees average daytime highs of 22°C and overnight lows near 17°C, with 45 mm of rain across 8.2 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°C by the end. The sky is clear or mostly clear about 8% of the time in March, and the air most often feels muggy.

Daylight stretches from about 11 h 30 min at the start of March to 12 h 12 min by month's end. Set against the rest of the year, March is Thị Trấn Ba Chẽ's 10th-clearest and 9th-windiest month. For the whole year in context, see Thị Trấn Ba Chẽ's year-round climate.

Daytime high
22°
9th warmest
Overnight low
17°
4th coldest
Rainfall
45 mm
8.2 wet days
Daylight
11 h 48 min
6:05 AM – 5:56 PM
Cloud cover
81%
10th clearest
Wind
8 km/h
9th windiest
Solar energy
3.31 kWh/m²
Travel score
6.5
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 23°C by the end.

A typical March day in Thị Trấn Ba Chẽ reaches about 22°C in the afternoon and slips back to 17°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52116
62116
72116
82117
92117
102117
112117
122217
132217
142217
152217
162217
172217
182218
192218
202218
212218
222318
232318
242318
252318
262318
272319
282319
292319
302419
312419

How March really feels in Thị Trấn Ba Chẽ

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

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Thị Trấn Ba Chẽ weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 13°346.310.86.2
Feb20° / 15°215.411.36.4
Mar22° / 17°458.211.86.5
Apr26° / 21°6411.512.56.0
May29° / 24°20819.7134.0
Jun31° / 26°2982413.32.8
Jul31° / 26°33825.613.22.8
Aug31° / 25°37426.312.72.8
Sep30° / 24°22719.512.13.7
Oct28° / 22°8710.411.56.0
Nov25° / 18°497.9117.2
Dec21° / 14°336.310.76.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 8% of March, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32179
42179
52179
62179
72080
81882
91882
101783
111783
121684
131486
141486
151486
161486
171387
181387
191486
201486
211486
221585
231585
241585
251585
261486
271585
281585
291684
301684
311684

Chance of precipitation in March

Any precipitation

Thị Trấn Ba Chẽ gets around 45 mm of rain over 8.2 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 26% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
119
219
318
418
518
618
719
819
920
1020
1121
1222
1323
1424
1525
1626
1727
1828
1929
2030
2131
2232
2332
2433
2533
2633
2734
2834
2934
3034
3134

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 43% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1291925244
2281925244
3271925244
4261926244
5251926255
6241927255
7231927265
8221927275
9211828285
10201828296
11191728306
12181728326
13171628337
14161627348
15151527358
16141526359
171315263610
181314263611
191214253612
201214253613
211214253614
221113253615
231113243616
241113243517
251012243518
261012243419
271012243420
281011243322
29911243323
30910243324
31810233326

Wind in March

Winds average 8 km/h in March.

Across March, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 30 min at the start of March to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over March. Sunrise moves from 6:18 AM to 5:51 AM, and sunset from 5:50 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:185:50
211.66:175:51
311.66:165:51
411.66:155:52
511.66:155:52
611.66:145:52
711.76:135:53
811.76:125:53
911.76:115:54
1011.76:105:54
1111.76:105:54
1211.86:095:55
1311.86:085:55
1411.86:075:55
1511.86:065:56
1611.86:055:56
1711.96:045:56
1811.96:035:57
1911.96:025:57
2011.96:015:57
2112.06:005:58
2212.05:595:58
2312.05:595:58
2412.05:585:59
2512.05:575:59
2612.15:565:59
2712.15:555:59
2812.15:546:00
2912.15:536:00
3012.15:526:00
3112.25:516:01

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.31 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 4.77 kWh/m² in May across the year — March's 3.31 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.3Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in March

Hazard calendar for Thị Trấn Ba Chẽ

In seasonPeak

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

Thị Trấn Ba Chẽ sits in the Pacific typhoon belt; the season peaks July–October.

Thị Trấn Ba Chẽ's monsoon runs May–September, 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 Thị Trấn Ba Chẽ?

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

6.5
Sightseeing
3rd-best month of the year
4.5
Beach & pool
6th-best month of the year

March is a reasonable time to visit Thị Trấn Ba Chẽ for sightseeing.

What to pack for Thị Trấn Ba Chẽ in March

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

In March, Thị Trấn Ba Chẽ sees daytime highs around 22°C and nights near 17°C. Worth packing: light clothes and rain gear. About 8 days see rain.

light clothesrain gear

Sea temperature near Thị Trấn Ba Chẽ in March

The nearest coast averages about 20°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 39 km away) is warmest in August at about 30°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 15 to Jan 4 — about 9.7 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar20Refreshing
Apr23Refreshing
May27Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov25Warm
Dec21Refreshing

UV index in Thị Trấn Ba Chẽ in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Thị Trấn Ba Chẽ peaks around July 11 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 11UV 12Dec 17UV 6
UV index (midday)Level
Jan7High
Feb8Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun12Extreme
Jul13Extreme
Aug8Very high
Sep9Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Thị Trấn Ba Chẽ 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 Thị Trấn Ba Chẽ is worst in January — around 42 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (July, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 2342 µg/m³Jul 1716 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb42Poor
Mar41Poor
Apr40Poor
May26Moderate
Jun19Moderate
Jul16Moderate
Aug18Moderate
Sep21Moderate
Oct27Moderate
Nov29Moderate
Dec39Poor
Location & terrain

Where is Thị Trấn Ba Chẽ?

Thị Trấn Ba Chẽ sits at 21.3°N, 107.3°E, 16 m above sea level, in Vietnam. The nearest listed city is Thị Trấn Tiên Yên, 14 km away.

Topography around Thị Trấn Ba Chẽ

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Ba Chẽ.

Within 3 km, the terrain around Thị Trấn Ba Chẽ has significant variations in elevation — a maximum elevation change of 422 m around an average of 94 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 885 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,603 m.

The land around Thị Trấn Ba Chẽ is covered by trees (88%) within 3 km, trees (82%) within 16 km, and trees (57%) and water (35%) within 80 km.

3 km
422 m
16 km
885 m
80 km
1,603 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
March weather nearby: Thị Trấn Tiên Yên 14 km · Cẩm Phả Mines 28 km · Cẩm Phả 29 km · Thị Trấn Đầm Hà 34 km · Ha Long 42 km · Thị Trấn Na Dương 59 km · Thành Phố Uông Bí 59 km · Cát Bà 65 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 Thị Trấn Ba Chẽ (21.2716°, 107.2836°, elevation 16 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).