Tachilek
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Tachilek Weather in May

May in Tachilek averages 33°C (91°F) during the day and 23°C (73°F) at night. May is part of the rainy season, with around 301 mm (12 in) of rainfall and frequent showers.

Rainfall in Tachilek in May

As part of the rainy season, Tachilek sees around 17 days of rain in May, with an average of 301 mm (12 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.

Temperature in Tachilek in May

If you're visiting Tachilek in May, expect highs of 33°C (91°F) and overnight lows around 23°C (73°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights remain mild at 23°C (73°F), making evenings a pleasant time to be outdoors.

Sunshine in Tachilek in May

The days are predominantly sunny, with an estimated total of around 199 hours of sunshine. Rain is often only seen in the afternoon or evening, leaving clear skies for most of the day. This results in rainy months that still feel bright and are suitable for travel.

May in Tachilek has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

Tachilek Temperature in May

Min Temperature
23°C (73°F)
Max Temperature
33°C (91°F)
Chance of Rain
56%
Precipitation
301 mm (12 in)
Rainy days
17 days
Humidity
76% *
Sunshine
199 hours *
Percentage Sunshine
*
* Data from: Chiang Rai, Thailand (61 KM, 37 Miles).

Tachilek Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Tachilek - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Tachilek typically stay consistent throughout May, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 23°C (73°F).

Average temperatures in May

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

Historical weather records for Tachilek in May

Browse day-by-day weather records for Tachilek spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Tachilek historical weather extremes in May

Our historical data for Tachilek spans 1976 to 2026, revealing these weather extremes.

  • The warmest day in May was on May 20, 2019, with a maximum of 41°C (106°F).
  • Tachilek experienced its chilliest May day on May 20, 2000, reaching only 20°C (68°F).
  • Nighttime temperatures dropped to 17°C (63°F) on May 16, 2006, marking the coldest May night on record.

Best Places in Myanmar (Burma) in May

Find out more about the weather in Myanmar (Burma) and which places have the best travel conditions in this month. See all of Myanmar (Burma) in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Tachilek in May

Pack for serious heat in Tachilek in May. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. It's going to pour! Pack a good poncho and prepare for very wet conditions. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Tachilek in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Tachilek 3-Day Forecast

More climate data for Tachilek

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.