When to go · Chiang Mai

Chiang Mai in March

Avoid month. Listed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).

Key facts

Verdict: Avoid
Temperature: 35°C (95°F)95°F (35°C) / 19°C (66°F)66°F (19°C); average high / low
Rain days: 4
Crowds: Medium; Thailand overall
Prices: Medium; Thailand overall

Plan around it

Verdict

AvoidBest and avoid months for Chiang Mai

Listed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).

March is rated avoid. These months rate higher:

Long-term averages

Chiang MaiHighs around 35 °C (95 °F), lows around 19 °C (66 °F), rain on about 4 daysHighs around 95 °F (35 °C), lows around 66 °F (19 °C), rain on about 4 days
North, Thailand · Chiang Mai, Chiang Rai, Paismoke haze
Cool nights Dec–Jan; the burning season (Feb–Apr) puts air quality among the worst in Asia — check AQI before booking.

Thailand overall: Hot; northern burning season makes Chiang Mai air bad. Beaches both coasts are good.

Weather, crowds and prices for any two months in Chiang Mai, side by side.

First month

Second month

March: Listed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).

January: Inside Chiang Mai's best window: Nov–Jan (cooler and dry).

Chiang Mai: figures are long-term averages from this guide, not a forecast.