Năm Căn weather in January

In January, Năm Căn sees average daytime highs of 28°C and overnight lows near 24°C, with 34 mm of rain across 5.8 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 28°C through the month. The sky is clear or mostly clear about 21% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of January to 11 h 36 min by month's end. Set against the rest of the year, January is Năm Căn's 4th-clearest and 1st-windiest month. For the whole year in context, see Năm Căn's year-round climate.

Daytime high
28°
11th warmest
Overnight low
24°
1st coldest
Rainfall
34 mm
5.8 wet days
Daylight
11 h 30 min
6:23 AM – 5:56 PM
Cloud cover
65%
4th clearest
Wind
18 km/h
1st windiest
Solar energy
5.21 kWh/m²
Travel score
6.1
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Năm Căn reaches about 28°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132824
142824
152824
162824
172924
182924
192924
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302924
312924

How January really feels in Năm Căn

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.

Năm Căn 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
Jan28° / 24°345.811.56.1
Feb29° / 25°162.911.76.2
Mar30° / 26°416.211.95.3
Apr31° / 27°8813.312.24.2
May31° / 27°2112512.43.0
Jun30° / 27°24826.812.52.9
Jul29° / 26°26628.712.53.0
Aug29° / 26°25428.112.33.0
Sep29° / 26°29427.612.13.0
Oct29° / 26°35829.111.83.0
Nov29° / 25°22222.711.63.7
Dec28° / 25°11012.911.55.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33565
43565
53763
63763
73862
83961
93961
103961
114060
124060
133961
144060
154060
164060
174159
184159
194159
204258
214258
224258
234357
244357
254357
264357
274357
284456
294456
304456
314456

Chance of precipitation in January

Any precipitation

Năm Căn gets around 34 mm of rain over 5.8 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 19% and peaks near 27% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
326
425
524
624
723
823
923
1022
1122
1222
1321
1421
1520
1620
1719
1819
1918
2017
2116
2215
2314
2414
2513
2612
2711
2811
2910
3010
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 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
117785
217785
318775
418775
518775
619774
719774
820764
920764
1021754
1122744
1222744
1322744
1423743
1523743
1624733
1724742
1825732
1925732
2026722
2126722
2227721
2327721
2428711
2528711
2629701
2730691
2831690
2931690
3032680
3132680

Wind in January

Winds average 18 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 30 min at the start of January to 11 h 36 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 6:18 AM to 6:25 AM, and sunset from 5:48 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:185:48
211.56:195:49
311.56:195:49
411.56:195:50
511.56:205:50
611.56:205:51
711.56:205:51
811.56:215:52
911.56:215:52
1011.56:215:53
1111.56:225:53
1211.56:225:54
1311.56:225:54
1411.56:235:55
1511.56:235:55
1611.56:235:56
1711.56:235:56
1811.56:245:56
1911.66:245:57
2011.66:245:57
2111.66:245:58
2211.66:245:58
2311.66:245:59
2411.66:245:59
2511.66:256:00
2611.66:256:00
2711.66:256:00
2811.66:256:01
2911.66:256:01
3011.66:256:01
3111.66:256:02

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.21 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.33 kWh/m² in March across the year — January's 5.21 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.6Bright
315.6Bright
Planning a trip in January

Hazard calendar for Năm Căn

In seasonPeak

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

Năm Căn sits in the Pacific typhoon belt; the season peaks July–October.

Năm Căn'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 Năm Căn?

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

6.1
Sightseeing
2nd-best month of the year
7.4
Beach & pool
2nd-best month of the year

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

What to pack for Năm Căn in January

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

In January, Năm Căn sees daytime highs around 28°C and nights near 24°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Năm Căn in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in May at about 30°C and coldest in January near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar28Warm
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Năm Căn in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Năm Căn peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 20UV 13Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov11Extreme
Dec10Very high

Air quality in Năm Căn 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 Năm Căn is worst in December — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (May, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateDec 1922 µg/m³May 2012 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar15Moderate
Apr14Moderate
May12Good
Jun13Moderate
Jul15Moderate
Aug13Moderate
Sep14Moderate
Oct15Moderate
Nov18Moderate
Dec22Moderate
Location & terrain

Where is Năm Căn?

Năm Căn sits at 8.8°N, 105.0°E, 5 m above sea level, in Vietnam. The nearest listed city is Hưng Mỹ, 16 km away.

Topography around Năm Căn

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

Within 3 km, the terrain around Năm Căn has only modest variations in elevation — a maximum elevation change of 15 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 19 m; within 80 km, significant variations in elevation — a maximum elevation change of 300 m.

The land around Năm Căn is covered by water (37%) and mangroves (24%) within 3 km, mangroves (45%) and water (33%) within 16 km, and water (77%) within 80 km.

3 km
15 m
16 km
19 m
80 km
300 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Hưng Mỹ 16 km · Tam Giang 21 km · Cái Đôi Vàm 23 km · Trần Văn Thời 35 km · Cà Mau 50 km · Gành Hào 56 km · An Trạch 56 km · Thới Bình 67 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 Năm Căn (8.759°, 104.9929°, elevation 5 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).