Thị Trấn Ba Chẽ weather in February

In February, Thị Trấn Ba Chẽ sees average daytime highs of 20°C and overnight lows near 15°C, with 21 mm of rain across 5.4 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 20°C by the end. The sky is clear or mostly clear about 13% of the time in February, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of February to 11 h 30 min by month's end. Set against the rest of the year, February is Thị Trấn Ba Chẽ's 8th-clearest and 10th-windiest month. For the whole year in context, see Thị Trấn Ba Chẽ's year-round climate.

Daytime high
20°
11th warmest
Overnight low
15°
3rd coldest
Rainfall
21 mm
5.4 wet days
Daylight
11 h 18 min
6:27 AM – 5:44 PM
Cloud cover
79%
8th clearest
Wind
7 km/h
10th windiest
Solar energy
2.84 kWh/m²
Travel score
6.4
out of 10

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 20°C by the end.

A typical February day in Thị Trấn Ba Chẽ reaches about 20°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 24°C. Set against its neighbours, February runs about 1°C warmer than January and about 3°C cooler than March.

10°15°20°25°30°151015202528
Avg high (°C)Avg low (°C)
11813
21813
31914
41914
51914
61914
71914
81914
91914
101914
111914
121915
132015
142015
152015
162015
172015
182015
192015
202015
212015
222015
232015
242016
252016
262016
272016
282116

How February really feels in Thị Trấn Ba Chẽ

Once humidity and wind are folded in, February 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

February 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 February compares with the rest of the year at a glance. February is the 11th-warmest and 12th-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 February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 9% of February, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
12575
22674
32674
42674
52674
62575
72575
82575
92476
102377
112377
122278
132278
142278
152080
162080
172080
181981
191882
201783
211783
221882
231882
241981
251981
262080
272179
282179

Chance of precipitation in February

Any precipitation

Thị Trấn Ba Chẽ gets around 21 mm of rain over 5.4 wet days in February, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 20% on the wettest days.

0%10%20%30%151015202528
Rain chance (%)
119
219
318
418
518
618
718
818
918
1019
1119
1219
1319
1419
1519
1620
1720
1820
1920
2020
2120
2220
2320
2420
2520
2620
2719
2819

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February lands in the dry band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202528
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1551817100
2531917110
3531917110
4512017120
5502017121
6482117131
7472117141
8452218151
9442218161
10422218161
11412318171
12402319181
13392319191
14382319191
15372320201
16362220211
17352221211
18342222221
19342122231
20332122231
21332023241
22322023241
23321923242
24321923242
25311923242
26311923243
27301924243
28291924243

Wind in February

Winds average 7 km/h in February.

Across February, 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.

0246810151015202528
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm

Sunrise & sunset in February

DaylightNight

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

Days grow by about 30 minutes over February. Sunrise moves from 6:33 AM to 6:19 AM, and sunset from 5:36 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:335:36
211.16:335:36
311.16:335:37
411.16:325:37
511.16:325:38
611.16:315:39
711.16:315:39
811.26:315:40
911.26:305:40
1011.26:305:41
1111.26:295:42
1211.26:295:42
1311.26:285:43
1411.36:285:43
1511.36:275:44
1611.36:275:44
1711.36:265:45
1811.36:255:45
1911.36:255:46
2011.46:245:46
2111.46:245:47
2211.46:235:47
2311.46:225:48
2411.46:225:48
2511.56:215:49
2611.56:205:49
2711.56:195:49
2811.56:195:50

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 2.84 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 — February's 2.84 kWh/m² sits near the bottom.

01234151015202528
Solar energy (kWh/m²)Level
12.7Moderate
22.8Moderate
32.8Moderate
42.8Moderate
52.8Moderate
62.8Moderate
72.8Moderate
82.8Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.9Moderate
253.0Moderate
263.0Moderate
273.0Moderate
283.0Moderate
Planning a trip in February

Hazard calendar for Thị Trấn Ba Chẽ

In seasonPeak

In February, 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 February a good time to visit Thị Trấn Ba Chẽ?

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

6.4
Sightseeing
4th-best month of the year
3.1
Beach & pool
11th-best month of the year

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

What to pack for Thị Trấn Ba Chẽ in February

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

In February, Thị Trấn Ba Chẽ sees daytime highs around 20°C and nights near 15°C. Little to plan around — just the basics. About 5 days see rain.

Sea temperature near Thị Trấn Ba Chẽ in February

The nearest coast averages about 19°C in February — 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 February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 8 — enough to warrant sun protection. 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 February

GoodModeratePoorUnhealthyVery unhealthy

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