Kiến An weather in January

In January, Kiến An sees average daytime highs of 31°C and overnight lows near 23°C, with 23 mm of rain across 4.3 wet days and about 11.5 hours of daylight. It is the 11th-warmest and 11th-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 26% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Kiến An's 3rd-clearest and 11th-windiest month. For the whole year in context, see Kiến An's year-round climate.

Daytime high
31°
11th warmest
Overnight low
23°
1st coldest
Rainfall
23 mm
4.3 wet days
Daylight
11 h 24 min
6:25 AM – 5:51 PM
Cloud cover
61%
3rd clearest
Wind
7 km/h
11th windiest
Solar energy
5.11 kWh/m²
Travel score
5.1
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Kiến An reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How January really feels in Kiến An

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

Kiến An weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°234.311.55.1
Feb32° / 23°13211.74.8
Mar34° / 25°366.111.93.4
Apr35° / 26°8413.212.22.5
May33° / 26°16824.712.52.2
Jun32° / 26°19426.212.62.4
Jul31° / 26°20727.612.62.5
Aug31° / 26°20928.212.32.4
Sep31° / 25°26028.112.12.3
Oct31° / 25°2872711.82.5
Nov32° / 24°13215.811.53.5
Dec31° / 23°538.111.44.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34258
44357
54555
64555
74654
84654
94753
104654
114753
124753
134852
144753
154753
164753
174753
184753
194852
204852
214852
224852
234852
244951
254951
265050
275149
285248
295248
305347
315347

Chance of precipitation in January

Any precipitation

Kiến An gets around 23 mm of rain over 4.3 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 14% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
117
216
316
415
514
614
714
813
913
1013
1113
1213
1313
1414
1514
1614
1714
1815
1915
2015
2115
2215
2315
2415
2514
2614
2713
2812
2912
3011
3110

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12931535
22832535
32832544
42832544
52733544
62733553
72733553
82734543
92734543
102635543
112635543
122635543
132636533
142636542
152636542
162736532
172737522
182737522
192737522
202738512
212739502
222740492
232740492
242741482
252742472
262743462
272743462
282744452
292744442
302845442
312845442

Wind in January

Winds average 7 km/h in January.

Across January, 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
18calm
28calm
38calm
48calm
58calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 24 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:20 AM to 6:26 AM, and sunset from 5:43 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:205:43
211.46:205:44
311.46:215:44
411.46:215:45
511.46:215:46
611.46:225:46
711.46:225:47
811.46:225:47
911.46:235:48
1011.46:235:48
1111.46:235:49
1211.46:245:49
1311.46:245:50
1411.46:245:50
1511.46:245:51
1611.46:255:51
1711.46:255:52
1811.56:255:52
1911.56:255:53
2011.56:255:53
2111.56:255:54
2211.56:255:54
2311.56:265:54
2411.56:265:55
2511.56:265:55
2611.56:265:56
2711.56:265:56
2811.56:265:57
2911.56:265:57
3011.56:265:57
3111.56:265:58

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.11 kWh/m².

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 6.09 kWh/m² in April across the year — January's 5.11 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.4Bright
315.5Bright
Planning a trip in January

Hazard calendar for Kiến An

In seasonPeak

In January, Kiến An sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Kiến An sits in the Pacific typhoon belt; the season peaks July–October.

Kiến An's rainy season runs May–November, when most of the year's rain falls.

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

Is January a good time to visit Kiến An?

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

5.1
Sightseeing
1st-best month of the year
7.4
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Kiến An for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kiến An in January

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

In January, Kiến An sees daytime highs around 31°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Kiến An in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kiến An peaks around August 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 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 19UV 13Dec 11UV 9
UV index (midday)Level
Jan10Extreme
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct10Very high
Nov9Very high
Dec9Very high

Air quality in Kiến An 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 Kiến An is worst in January — around 55 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (August, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 1754 µg/m³Aug 1422 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb49Poor
Mar44Poor
Apr40Poor
May33Moderate
Jun25Moderate
Jul24Moderate
Aug21Moderate
Sep27Moderate
Oct39Poor
Nov47Poor
Dec48Poor
Location & terrain

Where is Kiến An?

Kiến An sits at 10.6°N, 105.4°E, 7 m above sea level, in Vietnam. The nearest listed city is Long Xuyên, 21 km away.

Topography around Kiến An

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

Within 3 km, the terrain around Kiến An has only modest variations in elevation — a maximum elevation change of 14 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 15 m; within 80 km, large variations in elevation — a maximum elevation change of 680 m.

The land around Kiến An is covered by cropland (38%) and trees (27%) within 3 km, cropland (67%) within 16 km, and cropland (76%) within 80 km.

3 km
14 m
16 km
15 m
80 km
680 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Long Xuyên 21 km · Ấp Long Thạnh 24 km · Tràm Chim 24 km · Hồng Ngự 26 km · Tân Châu 29 km · Châu Phong 30 km · Châu Đốc 31 km · Cao Lãnh 31 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 Kiến An (10.5667°, 105.3667°, elevation 7 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). 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).