Núi Thành weather in January

In January, Núi Thành sees average daytime highs of 24°C and overnight lows near 21°C, with 160 mm of rain across 17.8 wet days and about 11.2 hours of daylight. It is the 12th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°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 06 min at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Núi Thành's 4th-clearest and 4th-windiest month. For the whole year in context, see Núi Thành's year-round climate.

Daytime high
24°
12th warmest
Overnight low
21°
1st coldest
Rainfall
160 mm
17.8 wet days
Daylight
11 h 12 min
6:19 AM – 5:30 PM
Cloud cover
65%
4th clearest
Wind
14 km/h
4th windiest
Solar energy
3.56 kWh/m²
Travel score
5.6
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical January day in Núi Thành reaches about 24°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12421
22421
32421
42421
52421
62421
72421
82421
92421
102421
112421
122421
132421
142421
152421
162421
172421
182421
192421
202421
212421
222421
232421
242421
252421
262421
272421
282421
292421
302421
312421

How January really feels in Núi Thành

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.

Núi Thành weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 21°16017.811.25.6
Feb24° / 21°9111.211.56.7
Mar26° / 23°868.911.97.0
Apr28° / 25°668.712.36.1
May30° / 26°9515.612.74.3
Jun31° / 27°9417.812.93.5
Jul31° / 27°10719.212.83.5
Aug31° / 27°13620.612.53.4
Sep29° / 26°29623.412.13.5
Oct27° / 25°41825.211.64.2
Nov26° / 24°45022.911.34.6
Dec24° / 22°36324.211.14.7

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 20% of January, with mostly cloudy or overcast conditions the remaining 59%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33763
43763
53862
63862
73961
83961
93961
103961
114060
123961
133961
144060
154060
164060
174060
184060
194159
204258
214258
224258
234456
244456
254555
264654
274753
284753
294951
304951
315149

Chance of precipitation in January

Any precipitation

Núi Thành gets around 160 mm of rain over 17.8 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 58% and peaks near 65% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
165
264
363
463
562
661
761
861
960
1060
1160
1260
1360
1459
1559
1658
1758
1857
1957
2057
2156
2256
2356
2455
2555
2655
2754
2854
2953
3053
3152

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 50% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
116205023
216205023
316205122
416205122
516205122
616205122
706205222
806215122
906215122
1006215122
1106215122
1206225022
1306225121
1406225121
1506225121
1606225121
1706235120
1815235120
1915245020
2015245119
2115255019
2215255019
2314265019
2414265118
2514275018
2614275018
2714274918
2814284918
2914284818
3015284819
3115284719

Wind in January

Winds average 14 km/h in January.

Across January, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 06 min at the start of January to 11 h 18 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 6:16 AM to 6:19 AM, and sunset from 5:21 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:165:21
211.16:165:22
311.16:165:23
411.16:175:23
511.16:175:24
611.16:175:24
711.16:175:25
811.16:185:25
911.16:185:26
1011.16:185:27
1111.16:185:27
1211.16:195:28
1311.26:195:28
1411.26:195:29
1511.26:195:29
1611.26:195:30
1711.26:195:30
1811.26:205:31
1911.26:205:32
2011.26:205:32
2111.26:205:33
2211.26:205:33
2311.26:205:34
2411.26:205:34
2511.36:205:35
2611.36:205:35
2711.36:205:36
2811.36:205:36
2911.36:205:37
3011.36:205:37
3111.36:195:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.56 kWh/m².

For context, solar energy here swings from a low near 2.93 kWh/m² to a high of 6.39 kWh/m² in May across the year — January's 3.56 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.9Moderate
303.9Moderate
313.9Moderate
Planning a trip in January

Hazard calendar for Núi Thành

In seasonPeak

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

Núi Thành sits in the Pacific typhoon belt; the season peaks July–October.

Núi Thành'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 Núi Thành?

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

5.6
Sightseeing
4th-best month of the year
4.7
Beach & pool
8th-best month of the year

January is a reasonable time to visit Núi Thành for sightseeing.

What to pack for Núi Thành in January

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

In January, Núi Thành sees daytime highs around 24°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 18 days see rain.

rain gearlight clothes

Sea temperature near Núi Thành in January

The nearest coast averages about 24°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 22 km away) is warmest in August at about 30°C and coldest in February near 23°C.

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

25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb23Refreshing
Mar24Refreshing
Apr25Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Núi Thành in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Núi Thành peaks around August 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 10UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec6High

Air quality in Núi Thành 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 Núi Thành is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1326 µg/m³Sep 1016 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb21Moderate
Mar25Moderate
Apr26Moderate
May22Moderate
Jun20Moderate
Jul16Moderate
Aug16Moderate
Sep16Moderate
Oct18Moderate
Nov17Moderate
Dec20Moderate
Location & terrain

Where is Núi Thành?

Núi Thành sits at 15.4°N, 108.7°E, 8 m above sea level, in Vietnam. The nearest listed city is Tam Kỳ, 25 km away.

Topography around Núi Thành

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

Within 3 km, the terrain around Núi Thành has only modest variations in elevation — a maximum elevation change of 65 m around an average of 4 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,136 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,392 m.

The land around Núi Thành is covered by grassland (20%) and water (20%) within 3 km, water (39%) and trees (38%) within 16 km, and water (46%) and trees (43%) within 80 km.

3 km
65 m
16 km
1,136 m
80 km
2,392 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Tam Kỳ 25 km · Mỹ Lại 37 km · Quảng Ngãi 37 km · Mỹ Khê 41 km · Lý Sơn 50 km · Đông Phú 54 km · Hoi An 61 km · Điện Bàn 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 Núi Thành (15.4319°, 108.6595°, elevation 8 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).