Tachilek weather in May
In May, Tachilek sees average daytime highs of 33°C and overnight lows near 23°C, with 277 mm of rain across 21.2 wet days and about 13 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels oppressive.
Daylight stretches from about 12 h 42 min at the start of May to 13 h 06 min by month's end. Set against the rest of the year, May is Tachilek's 8th-clearest and 5th-windiest month. For the whole year in context, see Tachilek's year-round climate.
- Daytime high
- 33°
- 3rd warmest
- Overnight low
- 23°
- 8th coldest
- Rainfall
- 277 mm
- 21.2 wet days
- Daylight
- 13 hours
- 5:18 AM – 6:16 PM
- Cloud cover
- 67%
- 8th clearest
- Wind
- 4 km/h
- 5th windiest
- Solar energy
- 5.38 kWh/m²
- Travel score
- 2.8
- out of 10
Tachilek is human settlement.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Day-to-day highs hold fairly steady near 33°C through the month.
A typical May day in Tachilek reaches about 33°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 36°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 33 | 22 |
| 2 | 33 | 22 |
| 3 | 33 | 22 |
| 4 | 33 | 22 |
| 5 | 33 | 23 |
| 6 | 33 | 23 |
| 7 | 33 | 23 |
| 8 | 33 | 23 |
| 9 | 33 | 23 |
| 10 | 33 | 23 |
| 11 | 33 | 23 |
| 12 | 33 | 23 |
| 13 | 33 | 23 |
| 14 | 33 | 23 |
| 15 | 33 | 23 |
| 16 | 32 | 23 |
| 17 | 32 | 23 |
| 18 | 32 | 23 |
| 19 | 32 | 23 |
| 20 | 32 | 23 |
| 21 | 32 | 23 |
| 22 | 32 | 23 |
| 23 | 32 | 24 |
| 24 | 32 | 24 |
| 25 | 32 | 24 |
| 26 | 32 | 24 |
| 27 | 32 | 24 |
| 28 | 32 | 24 |
| 29 | 32 | 24 |
| 30 | 32 | 24 |
| 31 | 32 | 24 |
How May really feels in Tachilek
Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Tachilek weather by month
How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.
| 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 May
The sky is clear or mostly clear about 24% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 67 | 66 | 64 | 63 | 62 | 59 | 58 | 56 | 54 | 51 | 50 | 47 | 45 | 43 | 41 | 39 | 36 | 35 | 33 | 31 | 29 | 27 | 25 | 25 | 23 | 21 | 21 | 19 | 16 | 16 | 14 |
| Cloudier (%) | 33 | 34 | 36 | 37 | 38 | 41 | 42 | 44 | 46 | 49 | 50 | 53 | 55 | 57 | 59 | 61 | 64 | 65 | 67 | 69 | 71 | 73 | 75 | 75 | 77 | 79 | 79 | 81 | 84 | 84 | 86 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 67 | 33 |
| 2 | 66 | 34 |
| 3 | 64 | 36 |
| 4 | 63 | 37 |
| 5 | 62 | 38 |
| 6 | 59 | 41 |
| 7 | 58 | 42 |
| 8 | 56 | 44 |
| 9 | 54 | 46 |
| 10 | 51 | 49 |
| 11 | 50 | 50 |
| 12 | 47 | 53 |
| 13 | 45 | 55 |
| 14 | 43 | 57 |
| 15 | 41 | 59 |
| 16 | 39 | 61 |
| 17 | 36 | 64 |
| 18 | 35 | 65 |
| 19 | 33 | 67 |
| 20 | 31 | 69 |
| 21 | 29 | 71 |
| 22 | 27 | 73 |
| 23 | 25 | 75 |
| 24 | 25 | 75 |
| 25 | 23 | 77 |
| 26 | 21 | 79 |
| 27 | 21 | 79 |
| 28 | 19 | 81 |
| 29 | 16 | 84 |
| 30 | 16 | 84 |
| 31 | 14 | 86 |
Chance of precipitation in May
Tachilek gets around 277 mm of rain over 21.2 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 68% and peaks near 85% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 81 | 82 | 83 | 85 |
| Rain chance (%) | |
|---|---|
| 1 | 53 |
| 2 | 54 |
| 3 | 55 |
| 4 | 56 |
| 5 | 57 |
| 6 | 58 |
| 7 | 59 |
| 8 | 60 |
| 9 | 61 |
| 10 | 62 |
| 11 | 63 |
| 12 | 64 |
| 13 | 65 |
| 14 | 66 |
| 15 | 67 |
| 16 | 68 |
| 17 | 69 |
| 18 | 70 |
| 19 | 71 |
| 20 | 72 |
| 21 | 73 |
| 22 | 74 |
| 23 | 75 |
| 24 | 76 |
| 25 | 77 |
| 26 | 78 |
| 27 | 79 |
| 28 | 81 |
| 29 | 82 |
| 30 | 83 |
| 31 | 85 |
Humidity in May
Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 29 | 27 | 25 | 23 | 21 | 20 | 18 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 8 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 |
| Oppressive (%) | 68 | 70 | 72 | 74 | 76 | 76 | 78 | 80 | 80 | 81 | 82 | 82 | 84 | 84 | 84 | 84 | 83 | 83 | 83 | 82 | 82 | 80 | 79 | 78 | 76 | 75 | 74 | 72 | 71 | 69 | 67 |
| Miserable (%) | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 14 | 15 | 17 | 19 | 21 | 23 | 25 | 27 | 29 | 31 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 2 | 29 | 68 | 1 |
| 2 | 2 | 27 | 70 | 1 |
| 3 | 2 | 25 | 72 | 1 |
| 4 | 2 | 23 | 74 | 1 |
| 5 | 2 | 21 | 76 | 1 |
| 6 | 2 | 20 | 76 | 2 |
| 7 | 2 | 18 | 78 | 2 |
| 8 | 2 | 16 | 80 | 2 |
| 9 | 2 | 15 | 80 | 3 |
| 10 | 2 | 14 | 81 | 3 |
| 11 | 2 | 13 | 82 | 3 |
| 12 | 2 | 12 | 82 | 4 |
| 13 | 1 | 11 | 84 | 4 |
| 14 | 1 | 10 | 84 | 5 |
| 15 | 1 | 9 | 84 | 6 |
| 16 | 1 | 8 | 84 | 7 |
| 17 | 1 | 8 | 83 | 8 |
| 18 | 1 | 7 | 83 | 9 |
| 19 | 1 | 6 | 83 | 10 |
| 20 | 1 | 6 | 82 | 11 |
| 21 | 1 | 5 | 82 | 12 |
| 22 | 1 | 5 | 80 | 14 |
| 23 | 1 | 5 | 79 | 15 |
| 24 | 1 | 4 | 78 | 17 |
| 25 | 1 | 4 | 76 | 19 |
| 26 | 1 | 3 | 75 | 21 |
| 27 | 0 | 3 | 74 | 23 |
| 28 | 0 | 3 | 72 | 25 |
| 29 | 0 | 2 | 71 | 27 |
| 30 | 0 | 2 | 69 | 29 |
| 31 | 0 | 2 | 67 | 31 |
Wind in May
Winds average 4 km/h in May.
Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 4 | calm |
| 8 | 4 | calm |
| 9 | 4 | calm |
| 10 | 4 | calm |
| 11 | 4 | calm |
| 12 | 4 | calm |
| 13 | 4 | calm |
| 14 | 4 | calm |
| 15 | 4 | calm |
| 16 | 4 | calm |
| 17 | 4 | calm |
| 18 | 4 | calm |
| 19 | 4 | calm |
| 20 | 4 | calm |
| 21 | 4 | calm |
| 22 | 4 | calm |
| 23 | 4 | calm |
| 24 | 4 | calm |
| 25 | 4 | calm |
| 26 | 4 | calm |
| 27 | 4 | calm |
| 28 | 4 | calm |
| 29 | 4 | calm |
| 30 | 4 | calm |
| 31 | 4 | calm |
Sunrise & sunset in May
Daylight runs from about 12 h 42 min at the start of May to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over May. Sunrise moves from 5:26 AM to 5:14 AM, and sunset from 6:10 PM to 6:22 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 |
| Sunrise (AM) | 5:26 | 5:25 | 5:24 | 5:24 | 5:23 | 5:23 | 5:22 | 5:21 | 5:21 | 5:20 | 5:20 | 5:19 | 5:19 | 5:19 | 5:18 | 5:18 | 5:17 | 5:17 | 5:17 | 5:16 | 5:16 | 5:16 | 5:15 | 5:15 | 5:15 | 5:15 | 5:14 | 5:14 | 5:14 | 5:14 | 5:14 |
| Sunset (PM) | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:14 | 6:15 | 6:15 | 6:15 | 6:16 | 6:16 | 6:17 | 6:17 | 6:17 | 6:18 | 6:18 | 6:19 | 6:19 | 6:20 | 6:20 | 6:20 | 6:21 | 6:21 | 6:22 | 6:22 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.7 | 5:26 | 6:10 |
| 2 | 12.8 | 5:25 | 6:10 |
| 3 | 12.8 | 5:24 | 6:11 |
| 4 | 12.8 | 5:24 | 6:11 |
| 5 | 12.8 | 5:23 | 6:11 |
| 6 | 12.8 | 5:23 | 6:12 |
| 7 | 12.8 | 5:22 | 6:12 |
| 8 | 12.9 | 5:21 | 6:12 |
| 9 | 12.9 | 5:21 | 6:13 |
| 10 | 12.9 | 5:20 | 6:13 |
| 11 | 12.9 | 5:20 | 6:14 |
| 12 | 12.9 | 5:19 | 6:14 |
| 13 | 12.9 | 5:19 | 6:15 |
| 14 | 12.9 | 5:19 | 6:15 |
| 15 | 13.0 | 5:18 | 6:15 |
| 16 | 13.0 | 5:18 | 6:16 |
| 17 | 13.0 | 5:17 | 6:16 |
| 18 | 13.0 | 5:17 | 6:17 |
| 19 | 13.0 | 5:17 | 6:17 |
| 20 | 13.0 | 5:16 | 6:17 |
| 21 | 13.0 | 5:16 | 6:18 |
| 22 | 13.0 | 5:16 | 6:18 |
| 23 | 13.1 | 5:15 | 6:19 |
| 24 | 13.1 | 5:15 | 6:19 |
| 25 | 13.1 | 5:15 | 6:20 |
| 26 | 13.1 | 5:15 | 6:20 |
| 27 | 13.1 | 5:14 | 6:20 |
| 28 | 13.1 | 5:14 | 6:21 |
| 29 | 13.1 | 5:14 | 6:21 |
| 30 | 13.1 | 5:14 | 6:22 |
| 31 | 13.1 | 5:14 | 6:22 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.38 kWh/m².
For context, solar energy here swings from a low near 3.91 kWh/m² to a high of 6.25 kWh/m² in April across the year — May's 5.38 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.9 | 5.9 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.9 | Bright |
| 3 | 5.9 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.8 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.7 | Bright |
| 9 | 5.7 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.6 | Bright |
| 12 | 5.5 | Bright |
| 13 | 5.5 | Bright |
| 14 | 5.4 | Bright |
| 15 | 5.4 | Bright |
| 16 | 5.4 | Bright |
| 17 | 5.3 | Bright |
| 18 | 5.3 | Bright |
| 19 | 5.3 | Bright |
| 20 | 5.2 | Bright |
| 21 | 5.2 | Bright |
| 22 | 5.2 | Bright |
| 23 | 5.1 | Bright |
| 24 | 5.1 | Bright |
| 25 | 5.1 | Bright |
| 26 | 5.0 | Bright |
| 27 | 5.0 | Bright |
| 28 | 5.0 | Bright |
| 29 | 4.9 | Bright |
| 30 | 4.9 | Bright |
| 31 | 4.9 | Bright |
Hazard calendar for Tachilek
In May, Tachilek sits inside 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 May a good time to visit Tachilek?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Tachilek.
What to pack for Tachilek in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Tachilek sees daytime highs around 33°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.
UV index in Tachilek in May
Clear-sky midday UV in May peaks around 11 (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 May
Average fine-particle pollution (PM2.5) through the year — so you can see where May 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. 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).