Tachilek in Spring
In spring (March, April and May), Tachilek sees average daytime highs around 33°C and overnight lows near 20°C, with 428 mm of rain over about 37 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 33°C. The sky is clear or mostly clear about 53% of the time across spring, and the air most often feels oppressive.
Spring is Tachilek's 3rd-best season to visit on our travel score. For the whole year in context, see Tachilek's year-round climate.
- Avg daytime high
- 33°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 428 mm
- 37 wet days
- Avg wind
- 4 km/h
- Travel score
- 3.4
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Tachilek in Spring
Across spring, daytime highs hold fairly steady around 33°C.
A typical spring day in Tachilek reaches about 33°C and drops to 20°C overnight. The warmest of the three months is April, the coolest March.
How spring really feels in Tachilek
Once humidity and wind are folded in, spring brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Tachilek weather by month
How the three spring months (March, April and May) 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 | 27° / 14° | 25 | 3.4 | 10.9 | 7.9 |
| Feb | 30° / 14° | 15 | 2.5 | 11.3 | 6.1 |
| Mar | 33° / 17° | 39 | 5.1 | 11.9 | 4.2 |
| Apr | 34° / 21° | 112 | 10.8 | 12.5 | 3.2 |
| May | 33° / 23° | 277 | 21.2 | 13 | 2.8 |
| Jun | 32° / 24° | 349 | 26.7 | 13.2 | 2.4 |
| Jul | 31° / 24° | 455 | 28.6 | 13.1 | 2.5 |
| Aug | 31° / 24° | 424 | 28.8 | 12.7 | 2.5 |
| Sep | 31° / 23° | 287 | 24.3 | 12.1 | 3.0 |
| Oct | 30° / 22° | 134 | 16.6 | 11.5 | 4.3 |
| Nov | 29° / 18° | 47 | 6.6 | 11 | 6.6 |
| Dec | 26° / 15° | 31 | 4.3 | 10.8 | 7.9 |
Cloud cover in Spring
The sky is clear or mostly clear about 53% of the time across spring.
Chance of precipitation in Spring
Tachilek gets around 428 mm of rain over 37 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 4 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 36 min in early March to 13 h 06 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.9 kWh/m².
Hazard calendar for Tachilek
In spring, Tachilek overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Tachilek's monsoon runs May–September, when most of the year's rain falls.
Is spring a good time to visit Tachilek?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Tachilek. The water and warmth also suit a beach or pool day.
What to pack for Tachilek in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Tachilek sees daytime highs around 33°C and nights near 20°C. Pack light clothes, rain gear and sun protection. About 37 days see rain.
UV index in Tachilek in Spring
Clear-sky midday UV across spring averages 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 Tachilek peaks around July 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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) | 7 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 9 | Very high |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Tachilek in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Tachilek is worst in April — around 156 µg/m³ PM2.5 (very unhealthy), about 12.0× the cleanest month (July, 13 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) | 23 | 40 | 128 | 156 | 37 | 15 | 13 | 13 | 13 | 14 | 15 | 19 |
| Level | Moderate | Poor | Unhealthy | Very unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 23 | Moderate |
| Feb | 40 | Poor |
| Mar | 128 | Unhealthy |
| Apr | 156 | Very unhealthy |
| May | 37 | Poor |
| Jun | 15 | Moderate |
| Jul | 13 | Moderate |
| Aug | 13 | Moderate |
| Sep | 13 | Moderate |
| Oct | 14 | Moderate |
| Nov | 15 | Moderate |
| Dec | 19 | Moderate |
Where is Tachilek?
Tachilek sits at 20.4°N, 99.9°E, 402 m above sea level, in Myanmar. The nearest listed city is Mae Sai, 2.0 km away.
Topography around Tachilek
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tachilek.
Within 3 km, the terrain around Tachilek has significant variations in elevation — a maximum elevation change of 368 m around an average of 459 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,235 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,977 m.
The land around Tachilek is covered by trees (49%) and artificial surfaces (34%) within 3 km, trees (62%) and cropland (25%) within 16 km, and trees (81%) within 80 km.
Myanmar travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type A / C / D / F / G / I
- 230 V · 50 Hz
- Prices
- ≈ 38% of US
- price level, 2025
- GDP per capita
- $1,489
- 2025
- Happiness
- 4.3 / 10
- World Happiness, 2025
- Safe drinking water
- 60%
- of population, 2024
- Homicide rate
- 2.6
- per 100k, 2023
- Road deaths
- 20.4
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 444
- 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 Tachilek (20.4475°, 99.8808°, elevation 402 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.