An Nhơn weather in January

In January, An Nhơn sees average daytime highs of 25°C and overnight lows near 20°C, with 69 mm of rain across 13.7 wet days and about 11.3 hours of daylight. It is the 12th-warmest and 9th-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 11% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of January to 11 h 24 min by month's end. Set against the rest of the year, January is An Nhơn's 4th-clearest and 6th-windiest month. For the whole year in context, see An Nhơn's year-round climate.

Daytime high
25°
12th warmest
Overnight low
20°
1st coldest
Rainfall
69 mm
13.7 wet days
Daylight
11 h 18 min
6:15 AM – 5:31 PM
Cloud cover
69%
4th clearest
Wind
10 km/h
6th windiest
Solar energy
3.81 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 25°C through the month.

A typical January day in An Nhơn reaches about 25°C in the afternoon and slips back to 20°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°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)
12521
22521
32521
42521
52521
62521
72521
82521
92520
102520
112520
122520
132520
142520
152520
162520
172520
182520
192520
202520
212520
222520
232520
242520
252520
262520
272520
282520
292520
302520
312520

How January really feels in An Nhơn

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.

An Nhơn weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 20°6913.711.36.1
Feb26° / 21°358.711.56.7
Mar29° / 22°479.311.95.9
Apr31° / 24°5810.412.34.4
May33° / 26°12217.912.62.9
Jun34° / 27°8015.312.82.6
Jul33° / 26°8215.312.72.8
Aug33° / 26°9816.112.52.8
Sep32° / 25°2022212.12.8
Oct29° / 24°2782511.73.6
Nov27° / 23°31822.111.44.5
Dec25° / 21°19720.211.25.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22971
32971
43070
53268
63268
73367
83367
93466
103466
113466
123466
133466
143466
153466
163565
173466
183466
193466
203367
213466
223466
233466
243565
253565
263664
273763
283862
293961
304258
314258

Chance of precipitation in January

Any precipitation

An Nhơn gets around 69 mm of rain over 13.7 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 44% and peaks near 48% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
148
247
347
447
547
647
746
846
946
1046
1146
1245
1345
1445
1544
1644
1743
1843
1943
2042
2142
2242
2342
2441
2541
2641
2740
2839
2939
3038
3137

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15185126
25185126
34185226
44195126
54195126
64195225
74205125
84205125
94205125
104215025
114215025
124215025
134215124
144225024
154225024
164225024
174225123
183225223
193235123
203235222
213235222
223235321
233245221
243245320
253245320
263245320
273255319
283255319
293255319
304265119
314265119

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 12 min at the start of January to 11 h 24 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 6:11 AM to 6:15 AM, and sunset from 5:23 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:115:23
211.26:115:23
311.26:125:24
411.26:125:24
511.26:125:25
611.26:135:25
711.26:135:26
811.26:135:26
911.26:135:27
1011.26:145:27
1111.26:145:28
1211.26:145:29
1311.26:145:29
1411.36:155:30
1511.36:155:30
1611.36:155:31
1711.36:155:31
1811.36:155:32
1911.36:155:32
2011.36:155:33
2111.36:165:33
2211.36:165:34
2311.36:165:34
2411.36:165:35
2511.36:165:35
2611.36:165:36
2711.36:165:36
2811.46:165:37
2911.46:165:37
3011.46:165:38
3111.46:155:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.81 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 6.08 kWh/m² in April across the year — January's 3.81 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.7Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
244.0Moderate
254.0Moderate
264.0Bright
274.0Bright
284.1Bright
294.1Bright
304.2Bright
314.2Bright
Planning a trip in January

Hazard calendar for An Nhơn

In seasonPeak

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

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

An Nhơn'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 An Nhơn?

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

January is a reasonable time to visit An Nhơn for sightseeing.

What to pack for An Nhơn in January

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

In January, An Nhơn sees daytime highs around 25°C and nights near 20°C. Worth packing: light clothes and rain gear. About 14 days see rain.

light clothesrain gear

Sea temperature near An Nhơn 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 29 km away) is warmest in September at about 29°C and coldest in February near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in An Nhơn 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 An Nhơn peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 13UV 13Dec 16UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in An Nhơn 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 An Nhơn is worst in March — around 33 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (July, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2032 µg/m³Jul 1914 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar33Moderate
Apr28Moderate
May19Moderate
Jun15Moderate
Jul13Moderate
Aug14Moderate
Sep16Moderate
Oct17Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is An Nhơn?

An Nhơn sits at 13.9°N, 109.1°E, 13 m above sea level, in Vietnam. The nearest listed city is Qui Nhon, 17 km away.

Đức PhổPleikuEa Drăng

Topography around An Nhơn

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

Within 3 km, the terrain around An Nhơn has only modest variations in elevation — a maximum elevation change of 113 m around an average of 10 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 642 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,452 m.

The land around An Nhơn is covered by cropland (50%), trees (20%) and artificial surfaces (20%) within 3 km, trees (39%) and cropland (35%) within 16 km, and trees (49%) and water (32%) within 80 km.

3 km
113 m
16 km
642 m
80 km
1,452 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Qui Nhon 17 km · Sông Cầu 49 km · An Khê 50 km · A Yun Pa 91 km · Tuy Hòa 91 km · Đức Phổ 104 km · Pleiku 120 km · Ea Drăng 123 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 An Nhơn (13.8858°, 109.1082°, elevation 13 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).