SeasonScore
Chiang Rai, Thailand
Photo: Ddalbiez · CC BY-SA 3.0

Thailand

Chiang Rai in January

🌤️ Cool season

Warm and mostly dry.

🎒 Pack: sunglasses & hat

Best months: Dec (9.3), Jan (9.1), Nov (9.1)

‹
Every month at a glanceTap a month to open it
›

Why January scores 9.1What goes into the score

How it works
🌡️ 29° / 14°C🌧️ 17 mm💧 dew pt 14°🍃 PM2.5 23
  • Weather comfort9.6
    • ✓Warm (29°C highs / 14°C lows)
    • ✓Slightly humid (dew point 13.9°C)
    • ✓Mostly dry (~17 mm rain)
  • Air quality7.3
    • ✓Moderate (PM2.5 ~23 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline8.0
    • ·Normal precautions
Compare monthsPut January side by side with another month
JanDec
Score9.1 Excellent9.3 Excellent
Season🌤️ Cool season🌤️ Cool season
High / low29° / 14°28° / 15°
Rain17 mm21 mm
Humiditydew pt 14°dew pt 16°
PM2.523 µg/m³15 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Chiang Rai weather-station normals. Rainfall: Chiang Rai weather-station normals (national met service).

Holidays & crowdsJanuary 2027

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • New Year 31 Dec – 3 Jan · 4 days off in a row

Other public holidays: National Children's Day (9 Jan)

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore Chiang RaiEvents, sights, food & souvenirs

Check event dates locally

Chiang Rai is Thailand's northernmost province capital, known for its contemporary temples, mountain tea and coffee country and the Golden Triangle.

Events in January
Chiang Rai Flower FestivalDate variesUsually December to January

A large cool-season display of flowers and garden installations.

Why go: Coincides with the coolest, clearest weather of the year.

Where: City centre

Coming up later

Songkran (Thai New Year)Every year13-15 April every year

Thai New Year water festival with Lanna-style temple rituals.

Why go: Expect to be splashed throughout the city.

Where: City centre and Clock Tower area

Loy KrathongDate variesFull moon of the 12th Thai lunar month, usually November; date moves each year

Krathong are floated on the river and lanterns released in Lanna style.

Why go: Lantern releases may be restricted near the airport; follow local rules.

Where: Kok River and temples in the city