Thái Hòa in Winter
In winter (December, January and February), Thái Hòa sees average daytime highs around 21°C and overnight lows near 15°C, with 188 mm of rain over about 33 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 21°C. The sky is clear or mostly clear about 19% of the time across winter, and the air most often feels humid.
Winter is Thái Hòa's best season of the year to visit on our travel score. For the whole year in context, see Thái Hòa's year-round climate.
- Avg daytime high
- 21°C
- coldest season of the year
- Avg overnight low
- 15°C
- Rainfall
- 188 mm
- 33 wet days
- Avg wind
- 5 km/h
- Travel score
- 6.0
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Thái Hòa in Winter
Across winter, daytime highs hold fairly steady around 21°C.
A typical winter day in Thái Hòa reaches about 21°C and drops to 15°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Thái Hòa
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Thái Hòa weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 14° | 61 | 11.4 | 11 | 5.8 |
| Feb | 22° / 15° | 50 | 9.9 | 11.4 | 6.3 |
| Mar | 25° / 18° | 80 | 13 | 11.9 | 6.2 |
| Apr | 29° / 21° | 116 | 14.6 | 12.4 | 4.7 |
| May | 32° / 24° | 175 | 17.5 | 12.9 | 3.3 |
| Jun | 33° / 26° | 122 | 12.9 | 13.1 | 2.9 |
| Jul | 33° / 26° | 180 | 14.9 | 13 | 3.0 |
| Aug | 31° / 25° | 279 | 20.7 | 12.6 | 3.1 |
| Sep | 30° / 24° | 322 | 20.4 | 12.1 | 3.7 |
| Oct | 27° / 21° | 292 | 17.8 | 11.6 | 5.3 |
| Nov | 24° / 18° | 107 | 12 | 11.1 | 6.4 |
| Dec | 21° / 15° | 77 | 11.9 | 10.9 | 6.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 19% of the time across winter.
Chance of precipitation in Winter
Thái Hòa gets around 188 mm of rain over 33 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 5 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 54 min in early December to 11 h 36 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.9 kWh/m².
Hazard calendar for Thái Hòa
None of Thái Hòa's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Thái Hòa's rainy season runs July–October, when most of the year's rain falls.
Is winter a good time to visit Thái Hòa?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Thái Hòa for sightseeing.
What to pack for Thái Hòa in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Thái Hòa sees daytime highs around 21°C and nights near 15°C. Worth packing: light clothes and rain gear. About 33 days see rain.
Sea temperature near Thái Hòa in Winter
The nearest coast averages about 22°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 69 km away) is warmest in August at about 30°C and coldest in February near 21°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 21 | 21 | 22 | 24 | 28 | 30 | 30 | 30 | 30 | 28 | 26 | 23 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 21 | Refreshing |
| Feb | 21 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 24 | Warm |
| May | 28 | Warm |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 28 | Warm |
| Nov | 26 | Warm |
| Dec | 23 | Refreshing |
UV index in Thái Hòa in Winter
Clear-sky midday UV across winter averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Thái Hòa peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 10 | 11 | 11 | 10 | 13 | 13 | 14 | 12 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 11 | Extreme |
| Apr | 11 | Extreme |
| May | 10 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Thái Hòa in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Thái Hòa is worst in April — around 81 µg/m³ PM2.5 (unhealthy), about 5.3× the cleanest month (July, 15 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 39 | 44 | 66 | 81 | 31 | 21 | 15 | 16 | 22 | 30 | 34 | 39 |
| Level | Poor | Poor | Unhealthy | Unhealthy | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 39 | Poor |
| Feb | 44 | Poor |
| Mar | 66 | Unhealthy |
| Apr | 81 | Unhealthy |
| May | 31 | Moderate |
| Jun | 21 | Moderate |
| Jul | 15 | Moderate |
| Aug | 16 | Moderate |
| Sep | 22 | Moderate |
| Oct | 30 | Moderate |
| Nov | 34 | Moderate |
| Dec | 39 | Poor |
Where is Thái Hòa?
Thái Hòa sits at 18.9°N, 105.0°E, 64 m above sea level, in Vietnam. The nearest listed city is Kim Liên, 36 km away.
Topography around Thái Hòa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thái Hòa.
Within 3 km, the terrain around Thái Hòa has large variations in elevation — a maximum elevation change of 642 m around an average of 170 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,319 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,933 m.
The land around Thái Hòa is covered by trees (89%) within 3 km, trees (90%) within 16 km, and trees (86%) within 80 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
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 Thái Hòa (18.9203°, 104.9744°, elevation 64 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.