Riau (Batam)
May
Weather in Riau for May 2026
Your guide to Riau weather in May - trends and predictions
In general, the average temperature in Riau at the beginning of May is 30.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30.3 °C by the end of May.
Riau experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 230.3 mm.
Is May a good time to visit Riau? check out the best time to travel to Riau page.
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Temperatures
Rain 🌧️
More
1
Dry days
30
Rainy days
0
Snow days
30°/26°
Temperatures
13 km/h
Avg max wind
74 %
Avg humidity
Riau Weather May
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Temperatures trend during May in Riau
See the weather trend as well as the moving average line
May weather in Riau day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 31° /27° | 7.4 mm | 7 | |
| 2 May | Patchy rain possible | 31° /26° | 3.1 mm | 7 | |
| 3 May | Light rain shower | 31° /26° | 14.2 mm | 7 | |
| 4 May | Light rain shower | 31° /26° | 16.3 mm | 7 | |
| 5 May | Light rain shower | 29° /24° | 26.3 mm | 7 | |
| 6 May | Light rain shower | 30° /26° | 9.3 mm | 7 | |
| 7 May | Light rain shower | 31° /26° | 8.5 mm | 7 | |
| 8 May | Patchy rain possible | 31° /25° | 6.2 mm | 7 | |
| 9 May |  Patchy light rain with thunder | 31° /26° | 1.8 mm | 7 | |
| 10 May | Light rain shower | 31° /27° | 3.8 mm | 7 | |
| 11 May | Patchy light rain with thunder | 31° /26° | 8.1 mm | 7 | |
| 12 May |  Patchy light drizzle | 31° /27° | 4.5 mm | 7 | |
| 13 May | Light rain shower | 31° /26° | 7.5 mm | 7 | |
| 14 May | Patchy rain possible | 30° /26° | 2.7 mm | 7 | |
| 15 May | Light rain shower | 31° /27° | 2.9 mm | 8 | |
| 16 May | Light rain shower | 31° /27° | 3.6 mm | 8 | |
| 17 May | Patchy light rain with thunder | 31° /26° | 4 mm | 7 | |
| 18 May | Light rain shower | 31° /27° | 4.2 mm | 7 | |
| 19 May | Patchy light rain with thunder | 30° /27° | 4.8 mm | 7 | |
| 20 May | Light rain shower | 30° /27° | 8.3 mm | 7 | |
| 21 May | Patchy rain possible | 31° /27° | 3.9 mm | 7 | |
| 22 May | Light rain shower | 31° /26° | 6.2 mm | 7 | |
| 23 May | Light rain shower | 30° /26° | 3.8 mm | 7 | |
| 24 May | Light rain shower | 30° /26° | 4.8 mm | 7 | |
| 25 May | Patchy rain possible | 31° /26° | 3.2 mm | 7 | |
| 26 May |  Moderate or heavy rain shower | 30° /26° | 13 mm | 7 | |
| 27 May | Patchy rain possible | 31° /26° | 0.9 mm | 7 | |
| 28 May | Moderate or heavy rain shower | 30° /26° | 14.3 mm | 7 | |
| 29 May | Patchy rain possible | 30° /27° | 2.9 mm | 7 | |
| 30 May | Light rain shower | 30° /26° | 10.3 mm | 7 | |
| 31 May | Moderate or heavy rain shower | 30° /26° | 19.8 mm | 7 | |
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Important Notice
Our weather forecast for Riau 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 Riau forecast closer to your planned date for the most up-to-date weather information.
Change Month
Riau weather in May vs April vs June
Compare May weather in Riau 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 | 30°/26° | 30°/26° | 30°/26° |
| Rainfall | 253 mm | 230 mm | 202 mm |
| Wind | 12.4 km/h | 13.5 km/h | 15.2 km/h |
| Humidity | 75% | 74% | 75% |
| Rainy days | 30 days | 30 days | 30 days |
| Dry days | 0 days | 1 days | 0 days |
Planning a trip to Riau? Discover the best time to visit
Riau in May - FAQ
What are the expected maximum and minimum temperatures in Riau during May?
During May, expect a variety of temperatures with highs around 30° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Riau during May?
Significant rainfall exceeding 230.3 mm is expected in Riau during May, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Riau during May?
The average wind speed in Riau during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Riau in May?
As you prepare for your trip to Riau 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 Riau, 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 Riau
Explore the daily rainfall trends and prepare for Riaus May weather 💧
UV exposure in Riau during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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