SeasonScore
Chiang Mai, Thailand
Photo: Tevaprapas Makklay · CC BY 3.0

Thailand

Chiang Mai in March

🔥 Hot season

Hot and mostly dry. Watch for smoke haze risk.

🎒 Pack: light, breathable clothes & sunscreen · N95 mask for hazy days · sunglasses & hat

Best months: Jan (8.8), Dec (8.8), Nov (8.7)

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Why March scores 7.7What goes into the score

How it works
🌡️ 35° / 20°C🌧️ 20 mm💧 dew pt 14°🍃 PM2.5 33
  • Weather comfort8.7
    • !Hot (35°C highs / 20°C lows)
    • ✓Slightly humid (dew point 13.5°C)
    • ✓Mostly dry (~20 mm rain)
  • Air quality5.8
    • !Elevated (PM2.5 ~33 µg/m³)
  • Seasonal hazards7.0
    • !Smoke haze: Burning-season smoke; PM2.5 averages ~50 µg/m³ in Feb, ~81 in Mar, ~58 in Apr (Pollution Control Dept stations, 2011–2020)
  • Safety baseline8.0
    • ·Normal precautions
Compare monthsPut March side by side with another month
MarJan
Score7.7 Very good8.8 Excellent
Season🔥 Hot season🌤️ Cool season
High / low35° / 20°30° / 16°
Rain20 mm11 mm
Humiditydew pt 14°dew pt 14°
PM2.533 µg/m³32 µg/m³

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

Holidays & crowdsMarch 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in Thailand this month.

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

Explore Chiang MaiEvents, sights, food & souvenirs

Check event dates locally

Northern Thailand's cultural hub, known for hundreds of temples, a walled old city, night markets, mountain scenery and northern Thai food.

Events in March

No major events on our calendar for March.

Coming up later

SongkranEvery year13–15 April every year

Thai New Year, celebrated with huge street water fights.

Why go: Expect to get soaked; protect phones and cameras.

Where: Citywide, especially around the moat

Yi Peng and Loy KrathongDate variesLunar calendar — full moon of the 12th Thai month, usually November

Lantern releases, floating krathongs and candlelit temples.

Why go: Hotels book up early; lantern release is restricted to designated events.

Where: Citywide, especially the Ping River and Tha Phae Gate

Chiang Mai Flower FestivalDate variesUsually the first weekend of February

Flower displays and a parade of flower-covered floats.

Why go: Free to attend.

Where: Suan Buak Haad park and city streets