Thị Trấn Thuận Châu weather in January

In January, Thị Trấn Thuận Châu sees average daytime highs of 21°C and overnight lows near 12°C, with 39 mm of rain across 7.1 wet days and about 10.8 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 32% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of January to 11 hours by month's end. Set against the rest of the year, January is Thị Trấn Thuận Châu's 6th-clearest and 3rd-windiest month. For the whole year in context, see Thị Trấn Thuận Châu's year-round climate.

Daytime high
21°
12th warmest
Overnight low
12°
1st coldest
Rainfall
39 mm
7.1 wet days
Daylight
10 h 48 min
6:50 AM – 5:39 PM
Cloud cover
55%
6th clearest
Wind
5 km/h
3rd windiest
Solar energy
3.08 kWh/m²
Travel score
7.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical January day in Thị Trấn Thuận Châu reaches about 21°C in the afternoon and slips back to 12°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 27°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52112
62112
72112
82112
92112
102112
112112
122112
132112
142112
152112
162112
172112
182112
192112
202112
212112
222112
232112
242112
252112
262112
272112
282112
292112
302212
312212

How January really feels in Thị Trấn Thuận Châu

Once humidity and wind are folded in, January 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

January 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 Thuận Châu weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 12°397.110.87.0
Feb24° / 13°357.511.37.3
Mar27° / 16°7111.611.86.5
Apr29° / 20°11215.512.54.8
May30° / 22°20721.2133.5
Jun30° / 23°35726.513.32.9
Jul29° / 23°42827.613.23.0
Aug29° / 23°3632712.73.1
Sep29° / 22°18519.612.14.1
Oct28° / 20°609.611.56.3
Nov25° / 16°375.6117.5
Dec22° / 13°386.310.77.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 17% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35248
45248
55149
65149
75050
84951
94951
104951
114951
125050
134951
144852
154852
164951
174951
184951
195050
204951
214951
224951
234951
244852
254951
264951
274852
284951
294951
305149
315149

Chance of precipitation in January

Any precipitation

Thị Trấn Thuận Châu gets around 39 mm of rain over 7.1 wet days in January. 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 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
120
221
321
422
522
622
722
822
922
1022
1122
1222
1322
1422
1522
1622
1722
1823
1923
2023
2123
2224
2324
2424
2525
2625
2726
2826
2926
3026
3126

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14840120
24840120
34741120
44741121
54641121
64642121
74542121
84542121
94543111
104543111
114544111
124544101
134544101
144544101
15464591
16464590
17464590
18474490
19474480
20474480
21484480
22484480
23484380
24484380
25484380
26484380
27484290
28494290
29494290
30484290
31484290

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 42 min at the start of January to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:47 AM to 6:48 AM, and sunset from 5:30 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:475:30
210.76:475:30
310.76:485:31
410.76:485:32
510.76:485:32
610.76:485:33
710.76:495:33
810.86:495:34
910.86:495:35
1010.86:495:35
1110.86:495:36
1210.86:495:37
1310.86:505:37
1410.86:505:38
1510.86:505:39
1610.86:505:39
1710.86:505:40
1810.86:505:41
1910.96:505:41
2010.96:505:42
2110.96:505:43
2210.96:505:43
2310.96:505:44
2410.96:495:45
2510.96:495:45
2610.96:495:46
2711.06:495:47
2811.06:495:47
2911.06:495:48
3011.06:485:48
3111.06:485:49

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.08 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.08 kWh/m² to a high of 5.21 kWh/m² in April across the year — January's 3.08 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.0Moderate
93.0Moderate
103.0Moderate
113.0Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.2Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.3Moderate
303.3Moderate
313.3Moderate
Planning a trip in January

Hazard calendar for Thị Trấn Thuận Châu

In seasonPeak

None of Thị Trấn Thuận Châu's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Thị Trấn Thuận Châu's monsoon runs May–August, when most of the year's rain falls.

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

Is January a good time to visit Thị Trấn Thuận Châu?

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

7.0
Sightseeing
4th-best month of the year
4.5
Beach & pool
9th-best month of the year

January is one of the better times to visit Thị Trấn Thuận Châu for general sightseeing.

What to pack for Thị Trấn Thuận Châu in January

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

In January, Thị Trấn Thuận Châu sees daytime highs around 21°C and nights near 12°C. Little to plan around — just the basics. About 7 days see rain.

UV index in Thị Trấn Thuận Châu in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 7 — 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 Thuận Châu peaks around June 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highHighJun 20UV 13Dec 19UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr9Very high
May10Extreme
Jun13Extreme
Jul13Extreme
Aug12Extreme
Sep10Very high
Oct9Very high
Nov8Very high
Dec6High

Air quality in Thị Trấn Thuận Châu in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Thị Trấn Thuận Châu is worst in April — around 99 µg/m³ PM2.5 (unhealthy), about 8.1× the cleanest month (July, 12 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateApr 1395 µg/m³Jul 2212 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb41Poor
Mar73Unhealthy
Apr99Unhealthy
May32Moderate
Jun14Moderate
Jul12Moderate
Aug13Moderate
Sep17Moderate
Oct23Moderate
Nov26Moderate
Dec30Moderate
Location & terrain

Where is Thị Trấn Thuận Châu?

Thị Trấn Thuận Châu sits at 21.4°N, 103.7°E, 594 m above sea level, in Vietnam. The nearest listed city is Sơn La, 27 km away.

SapaLai ChâuThị Trấn Phố Lu

Topography around Thị Trấn Thuận Châu

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

Within 3 km, the terrain around Thị Trấn Thuận Châu has significant variations in elevation — a maximum elevation change of 505 m around an average of 699 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,610 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,825 m.

The land around Thị Trấn Thuận Châu is covered by trees (73%) within 3 km, trees (76%) within 16 km, and trees (69%) and grassland (26%) within 80 km.

3 km
505 m
16 km
1,610 m
80 km
2,825 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Sơn La 27 km · Ít Ong 36 km · Dien Bien Phu 69 km · Mường Lay 85 km · Nghĩa Lộ 87 km · Sapa 102 km · Lai Châu 109 km · Thị Trấn Phố Lu 111 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 Thuận Châu (21.4385°, 103.69°, elevation 594 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. 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).