Thị Trấn Phố Lu weather in January

In January, Thị Trấn Phố Lu sees average daytime highs of 18°C and overnight lows near 12°C, with 73 mm of rain across 16.4 wet days and about 10.8 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 18°C through the month. The sky is clear or mostly clear about 15% 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 Phố Lu's 9th-clearest and 3rd-windiest month. For the whole year in context, see Thị Trấn Phố Lu's year-round climate.

Daytime high
18°
12th warmest
Overnight low
12°
1st coldest
Rainfall
73 mm
16.4 wet days
Daylight
10 h 48 min
6:49 AM – 5:36 PM
Cloud cover
74%
9th clearest
Wind
4 km/h
3rd windiest
Solar energy
2.45 kWh/m²
Travel score
5.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 18°C through the month.

A typical January day in Thị Trấn Phố Lu reaches about 18°C in the afternoon and slips back to 12°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, January runs about 1°C cooler than December and about 2°C cooler than February.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11912
21912
31912
41912
51912
61812
71812
81812
91812
101812
111812
121812
131812
141812
151812
161812
171812
181812
191812
201812
211812
221812
231812
241812
251812
261812
271812
281812
291812
301812
311912

How January really feels in Thị Trấn Phố Lu

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 Phố Lu weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 12°7316.410.85.0
Feb20° / 13°6515.511.25.3
Mar24° / 16°9618.111.85.5
Apr28° / 20°11618.412.54.8
May30° / 23°23521.713.13.6
Jun31° / 24°29623.813.32.8
Jul31° / 25°34424.613.22.9
Aug30° / 24°35223.912.83.1
Sep29° / 23°21120.512.14.0
Oct26° / 20°12716.211.55.7
Nov23° / 16°7913.510.96.2
Dec20° / 13°7013.210.75.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 74%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23466
33367
43268
53070
63070
73070
82872
92872
102674
112674
122674
132575
142476
152476
162377
172377
182377
192377
202377
212278
222278
232377
242377
252476
262476
272575
282575
292773
302674
312872

Chance of precipitation in January

Any precipitation

Thị Trấn Phố Lu gets around 73 mm of rain over 16.4 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 52% and peaks near 53% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
249
350
451
551
652
752
853
953
1053
1153
1253
1353
1453
1553
1653
1753
1853
1953
2053
2153
2253
2353
2453
2553
2652
2752
2852
2952
3052
3152

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 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15035150
25035150
35034160
45034160
55033170
65033170
75132170
85132170
95132170
105231170
115331160
125331160
135231161
145331151
155331151
165331151
175431141
185431141
195431141
205531131
215531131
225630131
235630131
245629141
255629141
265628151
275727151
285527162
295527162
305626162
315526172

Wind in January

Winds average 4 km/h in January.

Across January, daily wind ranges from about 4 km/h on the calmest days to 4 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
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

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 6:47 AM, and sunset from 5:26 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:475:26
210.76:475:27
310.76:475:27
410.76:485:28
510.76:485:29
610.76:485:29
710.76:485:30
810.76:495:30
910.76:495:31
1010.76:495:32
1110.76:495:32
1210.76:495:33
1310.76:495:34
1410.86:495:34
1510.86:495:35
1610.86:495:36
1710.86:495:36
1810.86:495:37
1910.86:495:38
2010.86:495:38
2110.86:495:39
2210.86:495:40
2310.96:495:40
2410.96:495:41
2510.96:495:42
2610.96:495:42
2710.96:485:43
2810.96:485:44
2910.96:485:44
3011.06:485:45
3111.06:475:46

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.45 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 4.78 kWh/m² in May across the year — January's 2.45 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.5Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.4Moderate
122.4Moderate
132.4Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.4Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.5Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.7Moderate
Planning a trip in January

Hazard calendar for Thị Trấn Phố Lu

In seasonPeak

None of Thị Trấn Phố Lu'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 Phố Lu's rainy season runs May–September, when most of the year's rain falls.

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

Is January a good time to visit Thị Trấn Phố Lu?

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

5.0
Sightseeing
6th-best month of the year
1.8
Beach & pool
12th-best month of the year

January is a reasonable time to visit Thị Trấn Phố Lu for sightseeing.

What to pack for Thị Trấn Phố Lu in January

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

In January, Thị Trấn Phố Lu sees daytime highs around 18°C and nights near 12°C. Pack rain gear. About 16 days see rain.

rain gear

UV index in Thị Trấn Phố Lu in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 6 — 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 Phố Lu peaks around June 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highExtremeVery highHighJun 21UV 13Dec 18UV 5
UV index (midday)Level
Jan6High
Feb8Very high
Mar11Extreme
Apr8Very high
May10Very high
Jun14Extreme
Jul13Extreme
Aug12Extreme
Sep10Very high
Oct8Very high
Nov7High
Dec5High

Air quality in Thị Trấn Phố Lu 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 Phố Lu is worst in March — around 49 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (July, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 2349 µg/m³Jul 1817 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb40Poor
Mar49Poor
Apr48Poor
May30Moderate
Jun19Moderate
Jul17Moderate
Aug18Moderate
Sep23Moderate
Oct28Moderate
Nov33Moderate
Dec36Poor
Location & terrain

Where is Thị Trấn Phố Lu?

Thị Trấn Phố Lu sits at 22.3°N, 104.2°E, 77 m above sea level, in Vietnam. The nearest listed city is Lào Cai, 29 km away.

Hà Giang

Topography around Thị Trấn Phố Lu

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

Within 3 km, the terrain around Thị Trấn Phố Lu has significant variations in elevation — a maximum elevation change of 328 m around an average of 149 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,129 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,061 m.

The land around Thị Trấn Phố Lu is covered by trees (86%) within 3 km, trees (91%) within 16 km, and trees (87%) within 80 km.

3 km
328 m
16 km
2,129 m
80 km
3,061 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Lào Cai 29 km · Sapa 35 km · Thị Trấn Việt Quang 65 km · Bắc Quang 72 km · Lai Châu 75 km · Nghĩa Lộ 87 km · Ít Ong 91 km · Hà Giang 99 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 Phố Lu (22.3192°, 104.1872°, elevation 77 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).