Phayao
May
Weather in Phayao for May 2026
Your guide to Phayao weather in May - trends and predictions
In general, the average temperature in Phayao at the beginning of May is 38.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 29.6 °C by the end of May.
Phayao experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 203.4 mm.
Is May a good time to visit Phayao? check out the best time to travel to Phayao page.
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Temperatures
Rain 🌧️
More
4
Dry days
27
Rainy days
0
Snow days
34°/22°
Temperatures
9 km/h
Avg max wind
71 %
Avg humidity
Phayao Weather May
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Temperatures trend during May in Phayao
See the weather trend as well as the moving average line
May weather in Phayao day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Sunny | 38° /22° | 1.4 mm | 9 | |
| 2 May |  Patchy rain possible | 38° /22° | 3 mm | 8 | |
| 3 May | Patchy rain possible | 38° /22° | 1.4 mm | 8 | |
| 4 May | Sunny | 38° /21° | 0.3 mm | 9 | |
| 5 May | Patchy rain possible | 39° /23° | 0 mm | 9 | |
| 6 May | Sunny | 39° /22° | 0 mm | 10 | |
| 7 May | Patchy rain possible | 39° /23° | 0.3 mm | 9 | |
| 8 May | Patchy rain possible | 36° /21° | 5 mm | 8 | |
| 9 May | Patchy rain possible | 38° /22° | 1.9 mm | 9 | |
| 10 May |  Patchy light drizzle | 37° /22° | 3 mm | 8 | |
| 11 May | Patchy rain possible | 38° /20° | 5.8 mm | 8 | |
| 12 May | Patchy light drizzle | 35° /21° | 11 mm | 8 | |
| 13 May | Patchy light rain | 36° /21° | 3.2 mm | 8 | |
| 14 May | Light rain shower | 35° /22° | 12.7 mm | 8 | |
| 15 May |  Partly cloudy | 33° /21° | 5.5 mm | 8 | |
| 16 May | Partly cloudy | 34° /21° | 6.9 mm | 8 | |
| 17 May | Light rain shower | 32° /22° | 7.1 mm | 7 | |
| 18 May |  Thundery outbreaks possible | 34° /21° | 5.2 mm | 8 | |
| 19 May | Patchy light rain | 37° /21° | 3.2 mm | 8 | |
| 20 May |  Moderate rain at times | 36° /21° | 13.8 mm | 8 | |
| 21 May |  Patchy light rain with thunder | 35° /22° | 12.9 mm | 7 | |
| 22 May |  Torrential rain shower | 30° /21° | 28.7 mm | 7 | |
| 23 May | Light rain shower | 30° /22° | 9.6 mm | 7 | |
| 24 May | Light rain shower | 26° /22° | 13.2 mm | 6 | |
| 25 May | Light rain shower | 26° /22° | 8 mm | 6 | |
| 26 May | Light rain shower | 27° /21° | 11.7 mm | 6 | |
| 27 May | Light rain shower | 26° /21° | 10.7 mm | 6 | |
| 28 May | Light rain shower | 29° /20° | 9.2 mm | 6 | |
| 29 May | Patchy rain possible | 31° /21° | 3.8 mm | 7 | |
| 30 May | Patchy rain possible | 34° /21° | 3.6 mm | 8 | |
| 31 May | Patchy rain possible | 34° /21° | 1.5 mm | 8 | |
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Important Notice
Our weather forecast for Phayao 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 Phayao forecast closer to your planned date for the most up-to-date weather information.
Change Month
Phayao weather in May vs April vs June
Compare May weather in Phayao with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| April | May | June | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 38°/23° | 34°/22° | 29°/20° |
| Rainfall | 67 mm | 203 mm | 254 mm |
| Wind | 11.3 km/h | 9.2 km/h | 7.6 km/h |
| Humidity | 45% | 71% | 88% |
| Rainy days | 11 days | 27 days | 30 days |
| Dry days | 19 days | 4 days | 0 days |
Planning a trip to Phayao? Discover the best time to visit
Phayao in May - FAQ
What are the expected maximum and minimum temperatures in Phayao during May?
During May, expect a variety of temperatures with highs around 34° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Phayao during May?
Significant rainfall exceeding 203.4 mm is expected in Phayao during May, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Phayao during May?
The average wind speed in Phayao during May is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Phayao in May?
As you prepare for your trip to Phayao 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 Phayao, 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
- Insect Repellent: For destinations with mosquitos or other insects
May rainfall patterns in Phayao
Explore the daily rainfall trends and prepare for Phayaos May weather 💧
UV exposure in Phayao during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Quick links
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