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

Thailand

Chiang Rai in July

🌧️ Rainy season

Warm, humid and very wet. Watch for flood risk.

🎒 Pack: light, breathable clothes & sunscreen · compact umbrella or rain jacket · quick-dry fabrics · waterproof sandals

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

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Why July scores 7.0What goes into the score

How it works
🌡️ 31° / 24°C🌧️ 318 mm💧 dew pt 23°🍃 PM2.5 14
  • Weather comfort5.6
    • ✓Warm (31°C highs / 24°C lows)
    • !Very humid/sticky (dew point 22.9°C)
    • !Wet: ~318 mm rain, ~12 heavy-rain days
  • Air quality8.6
    • ✓Good (within WHO guideline) (PM2.5 ~14 µg/m³)
  • Seasonal hazards8.5
    • !Flood: ~12 heavy-rain days (≥10 mm) in an average July
  • Safety baseline8.0
    • ·Normal precautions
Compare monthsPut July side by side with another month
JulDec
Score7.0 Good9.3 Excellent
Season🌧️ Rainy season🌤️ Cool season
High / low31° / 24°28° / 15°
Rain318 mm21 mm
Humiditydew pt 23°dew pt 16°
PM2.514 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 & crowdsJuly 2027

Long weekend

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

  • Asarnha Bucha 17–20 Jul · 4 days off in a row

Other public holidays: HM King Maha Vajiralongkorn's Birthday (28 Jul)

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 July
Candle FestivalAcross Thailand

Huge carved candles parade through Ubon Ratchathani at the start of Buddhist Lent.

Coming up later

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

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

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