Nha Trang weather in January

In January, Nha Trang sees average daytime highs of 25°C and overnight lows near 22°C, with 90 mm of rain across 12.1 wet days and about 11.4 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 21% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 18 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Nha Trang's 4th-clearest and 2nd-windiest month. For the whole year in context, see Nha Trang's year-round climate.

Daytime high
25°
12th warmest
Overnight low
22°
1st coldest
Rainfall
90 mm
12.1 wet days
Daylight
11 h 24 min
6:12 AM – 5:33 PM
Cloud cover
65%
4th clearest
Wind
17 km/h
2nd windiest
Solar energy
4.1 kWh/m²
Travel score
6.4
out of 10

Nha Trang is city of Vietnam, capital of the Khánh Hòa Province.

Air quality
Excellent
PM10 14 µg/m³ · 2015
Density
2,307/km²
people per km²
Founded
1977

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical January day in Nha Trang reaches about 25°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12523
22523
32523
42523
52523
62523
72523
82523
92523
102523
112523
122523
132522
142522
152522
162522
172522
182522
192522
202522
212522
222522
232522
242522
252522
262522
272522
282522
292522
302622
312622

How January really feels in Nha Trang

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.

Nha Trang weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 22°9012.111.46.4
Feb26° / 23°397.311.67.0
Mar28° / 24°508.411.96.5
Apr30° / 26°528.812.35.4
May31° / 27°10216.112.63.8
Jun31° / 27°8617.512.73.4
Jul31° / 27°8920.512.63.4
Aug31° / 27°9820.112.43.3
Sep30° / 27°17724.212.13.1
Oct28° / 25°28025.111.73.8
Nov27° / 24°33221.211.44.7
Dec26° / 23°27619.411.35.1

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 21% of January, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23565
33565
43862
53862
63961
74060
84060
94159
104159
114159
124159
134258
144258
154159
164159
174258
184357
194357
204258
214258
224357
234357
244555
254555
264654
274753
284852
294951
305149
315248

Chance of precipitation in January

Any precipitation

Nha Trang gets around 90 mm of rain over 12.1 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 39% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
245
344
443
542
641
740
840
939
1039
1138
1238
1338
1438
1538
1638
1738
1838
1938
2039
2139
2239
2338
2438
2537
2637
2736
2835
2934
3033
3132

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101143460
201143460
301044450
401045440
501046440
601046430
701047430
801048420
901048410
1001049401
1101050391
1201050391
1301150381
1401150381
1501151371
1601151371
1701151371
1801250371
1901250371
2001250371
2111250371
2211250371
2311250371
2411150371
2511151361
2611152360
2711152360
2811153350
2911154340
3011154340
3111154340

Wind in January

Winds average 17 km/h in January.

Across January, daily wind ranges from about 16 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
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light 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
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 18 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 12 minutes over January. Sunrise moves from 6:08 AM to 6:13 AM, and sunset from 5:25 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:085:25
211.36:085:26
311.36:085:26
411.36:095:27
511.36:095:27
611.36:095:28
711.36:105:28
811.36:105:29
911.36:105:29
1011.36:115:30
1111.36:115:30
1211.36:115:31
1311.36:115:32
1411.36:125:32
1511.36:125:33
1611.46:125:33
1711.46:125:34
1811.46:125:34
1911.46:125:35
2011.46:135:35
2111.46:135:36
2211.46:135:36
2311.46:135:37
2411.46:135:37
2511.46:135:38
2611.46:135:38
2711.46:135:39
2811.46:135:39
2911.46:135:39
3011.46:135:40
3111.56:135:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.1 kWh/m².

For context, solar energy here swings from a low near 3.41 kWh/m² to a high of 6.31 kWh/m² in April across the year — January's 4.1 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.9Moderate
73.9Moderate
83.9Moderate
94.0Moderate
104.0Moderate
114.0Bright
124.0Bright
134.0Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.4Bright
294.4Bright
304.5Bright
314.5Bright
Planning a trip in January

Hazard calendar for Nha Trang

In seasonPeak

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

Nha Trang sits in the Pacific typhoon belt; the season peaks July–October.

Nha Trang's monsoon runs September–December, when most of the year's rain falls.

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

Is January a good time to visit Nha Trang?

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

6.4
Sightseeing
3rd-best month of the year
5.9
Beach & pool
4th-best month of the year

January is a reasonable time to visit Nha Trang for sightseeing.

What to pack for Nha Trang in January

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

In January, Nha Trang sees daytime highs around 25°C and nights near 22°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

Sea temperature near Nha Trang in January

The nearest coast averages about 25°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 24 km away) is warmest in May at about 29°C and coldest in January near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec26Warm

UV index in Nha Trang 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 Nha Trang peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 18UV 13Dec 16UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Nha Trang 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 Nha Trang is worst in July — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1718 µg/m³Nov 1713 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun18Moderate
Jul19Moderate
Aug18Moderate
Sep16Moderate
Oct15Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Nha Trang?

Nha Trang sits at 12.2°N, 109.2°E, 10 m above sea level, in Vietnam. The nearest listed city is Ninh Hòa, 28 km away.

Tuy HòaĐưc Trọng

Topography around Nha Trang

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

Within 3 km, the terrain around Nha Trang has only modest variations in elevation — a maximum elevation change of 169 m around an average of 6 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 959 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.

The land around Nha Trang is covered by water (42%) and artificial surfaces (39%) within 3 km, water (41%) and trees (39%) within 16 km, and trees (49%) and water (39%) within 80 km.

3 km
169 m
16 km
959 m
80 km
2,277 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Ninh Hòa 28 km · Cam Ranh 36 km · Tu Bông 59 km · Khánh Hải 75 km · Phan Rang-Tháp Chàm 79 km · Da Lat 88 km · Tuy Hòa 96 km · Đưc Trọng 106 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 Nha Trang (12.2451°, 109.1943°, elevation 10 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).