Verdict: Fair month
Chiang Mai Weather in April
April is seriously hot in Chiang Mai — days average 36°C (97°F), so plan mornings out and afternoons in the shade or the water. Rain is occasional — about 8 wet days in a typical year. April is workable in Chiang Mai if your dates are fixed — just plan around the conditions.
Average high
36°C / 97°F
Average low
24°C / 75°F
Rain days
~8
Precipitation
77 mm
What to pack for Chiang Mai in April
- Light, breathable clothing — linen and technical fabrics earn their keep
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
April against the rest of the year
Warmest in Chiang Mai: Apr (36°C / 97°F) · Coolest: Jan (28°C / 82°F) · Wettest: Aug (~30 rain days)
28°
17°
Jan
30°
18°
Feb
35°
21°
Mar
36°
24°
Apr
34°
24°
May
32°
24°
Jun
31°
24°
Jul
30°
24°
Aug
30°
23°
Sep
29°
22°
Oct
29°
20°
Nov
28°
18°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)