Chiang Mai Weather in April
Typical weather, rainfall, and packing tips for Chiang Mai in April
Thailand · April
Chiang Mai Weather in April
April weather in Chiang Mai averages 31°C with 6 rain days and 75% humidity. Hottest month.
Daytime high
34°C
Nighttime low
27°C
Rain days
6 days
UV index
11
When to visit Chiang Mai?
● Great·● Okay·● Avoid
Typical Weather in Chiang Mai in April
Based on 30-year historical averages.
Temperature
Conditions
What to Expect in April
- 1Daytime highs around 34°C, dropping to 27°C at night.
- 2Expect 6 rain days — rain is occasional.
- 3Humidity sits at 75% — comfortable.
- 48 hours of sunshine per day on average.
- 5UV index of 11 — use SPF 50+.
What to Pack for Chiang Mai in April
Best Activities for April Weather
Outdoor sightseeing
Plan outdoor activities for mornings when temperatures are most comfortable.
Indoor attractions
Mix indoor and outdoor experiences for a balanced itinerary.
Food and culture
Spring seasonal dishes and local festivals make April culturally rich.
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Frequently Asked Questions
How we work this out
Temperature and rainfall figures are 30-year meteorological averages. Crowd levels come from national tourism arrival data. Price bands reflect mid-range accommodation and economy flights from major long-haul cities, sampled quarterly.
Last updated 18 July 2026 · Written by the Holicay travel team