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Weather in Chiang Mai for May 2025

Your guide to Chiang Mai weather in May - trends and predictions
  • In general, the average temperature in Chiang Mai at the beginning of May is 41.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 31 °C by the end of May.

  • Chiang Mai experiences an exceptionally high level of rainfall in May, with more than 20 rainy days on average.

  • Is May a good time to visit Chiang Mai? check out the best time to travel to Chiang Mai page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
36°/24°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Chiang Mai in May average weather

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Temperatures trend during May in Chiang Mai

See the weather trend as well as the moving average line
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May weather day by day

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Date Weather Temperatures Rain UV More
1 May Sunny
Sunny
42° /26° 0 mm 10
2 May Patchy rain possible
Patchy rain possible
43° /26° 0.2 mm 9
3 May Patchy rain possible
Patchy rain possible
40° /26° 0.2 mm 9
4 May Sunny
Sunny
41° /25° 0 mm 10
5 May Sunny
Sunny
41° /25° 0 mm 10
6 May Patchy rain possible
Patchy rain possible
41° /25° 0 mm 9
7 May Patchy rain possible
Patchy rain possible
40° /26° 1.2 mm 9
8 May Patchy rain possible
Patchy rain possible
39° /24° 2.9 mm 8
9 May Moderate rain at times
Moderate rain at times
38° /23° 5.5 mm 8
10 May Patchy light drizzle
Patchy light drizzle
37° /22° 5.6 mm 8
11 May Patchy light drizzle
Patchy light drizzle
36° /22° 3.1 mm 8
12 May Patchy rain possible
Patchy rain possible
35° /24° 0.2 mm 8
13 May Patchy light rain
Patchy light rain
39° /24° 1.9 mm 8
14 May Patchy light rain
Patchy light rain
39° /24° 8 mm 8
15 May Light rain shower
Light rain shower
38° /23° 17.8 mm 8
16 May Moderate or heavy rain shower
Moderate or heavy rain shower
39° /24° 18.2 mm 8
17 May Heavy rain
Heavy rain
35° /24° 46.7 mm 8
18 May Patchy light rain
Patchy light rain
38° /24° 7.1 mm 8
19 May Moderate rain at times
Moderate rain at times
38° /25° 5.4 mm 8
20 May Moderate rain at times
Moderate rain at times
39° /24° 13.1 mm 8
21 May Patchy rain possible
Patchy rain possible
37° /24° 14.7 mm 8
22 May Light rain shower
Light rain shower
25° /22° 28.8 mm 6
23 May Light rain shower
Light rain shower
26° /23° 16.9 mm 6
24 May Light rain shower
Light rain shower
24° /22° 8.9 mm 5
25 May Light rain shower
Light rain shower
25° /22° 8.9 mm 6
26 May Light rain shower
Light rain shower
26° /22° 20.8 mm 6
27 May Light rain shower
Light rain shower
28° /22° 69.4 mm 6
28 May Light rain shower
Light rain shower
32° /23° 8.4 mm 7
29 May Patchy rain possible
Patchy rain possible
34° /24° 2.1 mm 7
30 May Partly cloudy
Partly cloudy
36° /24° 0 mm 9
31 May Partly cloudy
Partly cloudy
36° /25° 0.1 mm 9
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Important Notice
Our weather forecast for Chiang Mai in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chiang Mai forecast closer to your planned date for the most up-to-date weather information.

Chiang Mai in May - FAQ

What are the expected maximum and minimum temperatures in Chiang Mai during May?
With daytime temperatures soaring above 36° and not dropping much below 24° at night, May in Chiang Mai is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Chiang Mai during May?
Significant rainfall exceeding 316 mm is expected in Chiang Mai during May, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chiang Mai during May?
The average wind speed in Chiang Mai during May is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Chiang Mai in May?

As you prepare for your trip to Chiang Mai in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Chiang Mai, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips
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Location coordinates Where is Chiang Mai?

Get accurate weather forecasts for Chiang Mai, located at latitude 18.79 and longitude 98.985. Stay updated with localized weather information tailored for Chiang Mai.

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