Mỹ Lại weather in January

In January, Mỹ Lại sees average daytime highs of 24°C and overnight lows near 22°C, with 125 mm of rain across 16.8 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 23% 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 Mỹ Lại's 4th-clearest and 5th-windiest month. For the whole year in context, see Mỹ Lại's year-round climate.

Daytime high
24°
12th warmest
Overnight low
22°
1st coldest
Rainfall
125 mm
16.8 wet days
Daylight
11 h 12 min
6:18 AM – 5:29 PM
Cloud cover
63%
4th clearest
Wind
15 km/h
5th windiest
Solar energy
3.81 kWh/m²
Travel score
5.9
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 Mỹ Lại reaches about 24°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 22°C and 26°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12422
22422
32422
42422
52422
62422
72422
82422
92422
102422
112422
122422
132422
142422
152422
162422
172422
182422
192422
202422
212422
222422
232422
242421
252421
262421
272421
282421
292421
302421
312421

How January really feels in Mỹ Lại

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.

Mỹ Lại 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° / 22°12516.811.25.9
Feb25° / 22°7110.611.56.8
Mar27° / 24°728.911.97.0
Apr29° / 25°547.612.36.1
May31° / 27°8212.112.74.4
Jun32° / 28°6511.312.93.7
Jul32° / 28°8112.812.83.8
Aug31° / 28°11617.312.53.4
Sep30° / 26°27322.712.13.4
Oct28° / 25°37525.111.74.0
Nov27° / 24°37722.511.34.6
Dec25° / 23°2912311.14.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% 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 56%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23961
34159
44159
54159
64357
74357
84357
94357
104357
114456
124357
134357
144357
154258
164357
174357
184357
194357
204456
214456
224456
234555
244555
254753
264753
274753
284951
295050
305149
315248

Chance of precipitation in January

Any precipitation

Mỹ Lại gets around 125 mm of rain over 16.8 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 54% and peaks near 61% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
161
260
360
459
558
658
757
857
956
1056
1156
1255
1355
1455
1554
1654
1754
1853
1953
2053
2153
2253
2352
2452
2552
2651
2751
2851
2950
3050
3149

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 79% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
141549310
241550310
341550310
441550310
541550310
641550310
741550310
841551300
941650300
1041650300
1141650301
1241650301
1341650291
1441650291
1541650291
1641651281
1741651281
1841751280
1931753270
2031753270
2131853260
2231853260
2331854250
2431854250
2531953250
2631953250
2732053240
2832053240
2932053240
3032152240
3132151250

Wind in January

Winds average 15 km/h in January.

Across January, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light 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 6:14 AM to 6:18 AM, and sunset from 5:21 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:145:21
211.16:155:22
311.16:155:22
411.16:155:23
511.16:165:23
611.16:165:24
711.16:165:24
811.16:165:25
911.16:175:25
1011.26:175:26
1111.26:175:27
1211.26:175:27
1311.26:185:28
1411.26:185:28
1511.26:185:29
1611.26:185:29
1711.26:185:30
1811.26:185:31
1911.26:185:31
2011.26:185:32
2111.26:195:32
2211.26:195:33
2311.26:195:33
2411.36:195:34
2511.36:195:34
2611.36:195:35
2711.36:195:35
2811.36:185:36
2911.36:185:36
3011.36:185:37
3111.36:185:37

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 3.15 kWh/m² to a high of 6.48 kWh/m² in May 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
43.6Moderate
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
193.8Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
254.0Moderate
264.0Bright
274.0Bright
284.1Bright
294.1Bright
304.2Bright
314.2Bright
Planning a trip in January

Hazard calendar for Mỹ Lại

In seasonPeak

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

Mỹ Lại sits in the Pacific typhoon belt; the season peaks July–October.

Mỹ Lại'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 Mỹ Lại?

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

5.9
Sightseeing
4th-best month of the year
5.1
Beach & pool
8th-best month of the year

January is a reasonable time to visit Mỹ Lại for sightseeing.

What to pack for Mỹ Lại in January

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

In January, Mỹ Lại sees daytime highs around 24°C and nights near 22°C. Pack rain gear. Worth having: light clothes. About 17 days see rain.

rain gearlight clothes

Sea temperature near Mỹ Lại 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 21 km away) is warmest in August at about 30°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°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar24Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Mỹ Lại 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 Mỹ Lại peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 11UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec7High

Air quality in Mỹ Lại 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 Mỹ Lại is worst in March — around 35 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2335 µg/m³Nov 1815 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb22Moderate
Mar35Moderate
Apr34Moderate
May28Moderate
Jun23Moderate
Jul17Moderate
Aug17Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec16Moderate
Location & terrain

Where is Mỹ Lại?

Mỹ Lại sits at 15.2°N, 108.9°E, 9 m above sea level, in Vietnam. The nearest listed city is Mỹ Khê, 4.0 km away.

Hoi An

Topography around Mỹ Lại

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

Within 3 km, the terrain around Mỹ Lại has only modest variations in elevation — a maximum elevation change of 89 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 151 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,840 m.

The land around Mỹ Lại is covered by water (40%) and cropland (21%) within 3 km, water (48%) and trees (25%) within 16 km, and water (48%) and trees (43%) within 80 km.

3 km
89 m
16 km
151 m
80 km
1,840 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Mỹ Khê 4.0 km · Quảng Ngãi 13 km · Lý Sơn 32 km · Núi Thành 37 km · Đức Phổ 42 km · Tam Kỳ 62 km · Đông Phú 90 km · Hoi An 97 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 Mỹ Lại (15.1876°, 108.889°, elevation 9 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).