Bua Yai in Winter
In winter (December, January and February), Bua Yai sees average daytime highs around 32°C and overnight lows near 20°C, with 23 mm of rain over about 6 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about 31°C in early December to 35°C by late February. The sky is clear or mostly clear about 56% of the time across winter, and the air most often feels humid.
Winter is Bua Yai's best season of the year to visit on our travel score. For the whole year in context, see Bua Yai's year-round climate.
- Avg daytime high
- 32°C
- 3rd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 23 mm
- 6 wet days
- Avg wind
- 10 km/h
- Travel score
- 5.2
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Bua Yai in Winter
Over the season highs climb from about 31°C in early December to 35°C by late February.
A typical winter day in Bua Yai reaches about 32°C and drops to 20°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Bua Yai
Once humidity and wind are folded in, winter brings about 27 days that feel above 32°C and 0 that feel at or below 0°C.
The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Bua Yai 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 | 31° / 19° | 7 | 1.6 | 11.2 | 5.6 |
| Feb | 34° / 21° | 10 | 2.3 | 11.5 | 4.0 |
| Mar | 36° / 24° | 39 | 6.8 | 11.9 | 2.4 |
| Apr | 36° / 26° | 70 | 12.7 | 12.3 | 1.8 |
| May | 35° / 26° | 155 | 20.8 | 12.7 | 1.8 |
| Jun | 34° / 26° | 131 | 19.9 | 12.9 | 2.0 |
| Jul | 33° / 26° | 149 | 21.3 | 12.8 | 2.3 |
| Aug | 33° / 26° | 189 | 22.4 | 12.5 | 2.4 |
| Sep | 32° / 25° | 234 | 24.4 | 12.1 | 2.5 |
| Oct | 32° / 24° | 128 | 15 | 11.6 | 3.7 |
| Nov | 31° / 22° | 28 | 4 | 11.3 | 5.1 |
| Dec | 30° / 19° | 6 | 1.6 | 11.1 | 6.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 56% of the time across winter.
Chance of precipitation in Winter
Bua Yai gets around 23 mm of rain over 6 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 10 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 06 min in early December to 11 h 42 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 5.1 kWh/m².
Hazard calendar for Bua Yai
None of Bua Yai's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Bua Yai's monsoon runs May–October, when most of the year's rain falls.
Is winter a good time to visit Bua Yai?
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 Bua Yai for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Bua Yai in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Bua Yai sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.
UV index in Bua Yai in Winter
Clear-sky midday UV across winter averages 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 Bua Yai peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 8 (very 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) | 9 | 11 | 12 | 10 | 10 | 13 | 13 | 14 | 12 | 10 | 8 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 12 | Extreme |
| Apr | 10 | Extreme |
| May | 10 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 8 | Very high |
Air quality in Bua Yai 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 Bua Yai is worst in March — around 50 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (June, 21 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) | 32 | 43 | 50 | 39 | 29 | 21 | 22 | 23 | 27 | 30 | 26 | 24 |
| Level | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 32 | Moderate |
| Feb | 43 | Poor |
| Mar | 50 | Poor |
| Apr | 39 | Poor |
| May | 29 | Moderate |
| Jun | 21 | Moderate |
| Jul | 22 | Moderate |
| Aug | 23 | Moderate |
| Sep | 27 | Moderate |
| Oct | 30 | Moderate |
| Nov | 26 | Moderate |
| Dec | 24 | Moderate |
Where is Bua Yai?
Bua Yai sits at 15.6°N, 102.4°E, 177 m above sea level, in Thailand. The nearest listed city is Non Sung, 49 km away.
Topography around Bua Yai
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bua Yai.
Within 3 km, the terrain around Bua Yai has only modest variations in elevation — a maximum elevation change of 30 m around an average of 171 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 83 m; within 80 km, large variations in elevation — a maximum elevation change of 793 m.
The land around Bua Yai is covered by cropland (50%) and trees (24%) within 3 km, cropland (83%) within 16 km, and cropland (82%) within 80 km.
Thailand travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C
- 230 V · 50 Hz
- Prices
- ≈ 31% of US
- price level, 2025
- GDP per capita
- $8,057
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Homicide rate
- 4.8
- per 100k, 2011
- Road deaths
- 32.2
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 402
- 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 Bua Yai (15.5855°, 102.4259°, elevation 177 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.