Lamphun in Winter
In winter (December, January and February), Lamphun sees average daytime highs around 31°C and overnight lows near 17°C, with 24 mm of rain over about 4 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs climb from about 29°C in early December to 34°C by late February. The sky is clear or mostly clear about 72% of the time across winter, and the air most often feels humid.
Winter is Lamphun's best season of the year to visit on our travel score. For the whole year in context, see Lamphun's year-round climate.
- Avg daytime high
- 31°C
- coldest season of the year
- Avg overnight low
- 17°C
- Rainfall
- 24 mm
- 4 wet days
- Avg wind
- 4 km/h
- Travel score
- 6.1
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Lamphun in Winter
Over the season highs climb from about 29°C in early December to 34°C by late February.
A typical winter day in Lamphun reaches about 31°C and drops to 17°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Lamphun
Once humidity and wind are folded in, winter brings about 21 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.
Lamphun 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 | 30° / 16° | 8 | 1.6 | 11 | 6.5 |
| Feb | 33° / 17° | 4 | 0.9 | 11.4 | 4.7 |
| Mar | 35° / 20° | 17 | 2.6 | 11.9 | 2.9 |
| Apr | 37° / 24° | 45 | 7.1 | 12.4 | 1.8 |
| May | 35° / 25° | 130 | 15.5 | 12.9 | 2.2 |
| Jun | 33° / 25° | 128 | 18.1 | 13.1 | 2.4 |
| Jul | 33° / 25° | 154 | 20.4 | 13 | 2.6 |
| Aug | 32° / 25° | 214 | 23.4 | 12.6 | 2.7 |
| Sep | 32° / 24° | 226 | 22.9 | 12.1 | 2.7 |
| Oct | 31° / 23° | 131 | 17.7 | 11.6 | 3.7 |
| Nov | 30° / 20° | 29 | 5.4 | 11.1 | 5.6 |
| Dec | 29° / 17° | 11 | 1.7 | 10.9 | 7.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 72% of the time across winter.
Chance of precipitation in Winter
Lamphun gets around 24 mm of rain over 4 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 4 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 hours 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 4.9 kWh/m².
Hazard calendar for Lamphun
None of Lamphun's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Lamphun's monsoon runs May–October, when most of the year's rain falls.
Is winter a good time to visit Lamphun?
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 Lamphun for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Lamphun in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Lamphun sees daytime highs around 31°C and nights near 17°C. Pack light clothes. Worth having: sun protection.
UV index in Lamphun 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 Lamphun peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 7 (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) | 8 | 10 | 9 | 10 | 11 | 13 | 12 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Lamphun 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 Lamphun is worst in March — around 75 µg/m³ PM2.5 (unhealthy), about 4.3× the cleanest month (July, 18 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Lamphun's WHO annual average of 36 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 40 | 50 | 75 | 66 | 30 | 18 | 18 | 19 | 23 | 28 | 31 | 35 |
| Level | Poor | Poor | Unhealthy | Unhealthy | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 40 | Poor |
| Feb | 50 | Poor |
| Mar | 75 | Unhealthy |
| Apr | 66 | Unhealthy |
| May | 30 | Moderate |
| Jun | 18 | Moderate |
| Jul | 18 | Moderate |
| Aug | 19 | Moderate |
| Sep | 23 | Moderate |
| Oct | 28 | Moderate |
| Nov | 31 | Moderate |
| Dec | 35 | Moderate |
Where is Lamphun?
Lamphun sits at 18.6°N, 99.0°E, 296 m above sea level, in Thailand. The nearest listed city is Pa Sang, 9.0 km away.
Topography around Lamphun
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lamphun.
Within 3 km, the terrain around Lamphun has only modest variations in elevation — a maximum elevation change of 14 m around an average of 292 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 406 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,502 m.
The land around Lamphun is covered by cropland (36%), trees (29%) and artificial surfaces (27%) within 3 km, trees (51%) and cropland (29%) within 16 km, and trees (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 Lamphun (18.5805°, 99.0075°, elevation 296 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.