Hanoi
May
Weather in Hanoi for May 2025
Your guide to Hanoi weather in May - trends and predictions
In general, the average temperature in Hanoi at the beginning of May is 32.9 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.7 °C by the end of May.
Expect significant rainfall in Hanoi during May, with an average of 16 rainy days.
Is May a good time to visit Hanoi? check out the best time to travel to Hanoi page.
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15
Dry days
16
Rainy days
0
Snow days
35°/23°
Temperatures
17 km/h
Avg max wind
76 %
Avg humidity
Hanoi in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  28° | 3 32° | 4 35° | |||
| 5 35° | 6 37° | 7  33° | 8 28° | 9 27° | 10 30° | 11 31° |
| 12 28° | 13 26° | 14 29° | 15  31° | 16 32° | 17  35° | 18  36° |
| 19 35° | 20 35° | 21 36° | 22 36° | 23  33° | 24 33° | 25 34° |
| 26 31° | 27 31° | 28 32° | 29 34° | 30 34° | 31 33° |
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Temperatures trend during May in Hanoi
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Overcast | 30° /22° | 3.4 mm | 7 | |
| 2 May | Patchy rain possible | 28° /22° | 5.8 mm | 7 | |
| 3 May | Patchy rain possible | 32° /24° | 11.6 mm | 7 | |
| 4 May | Overcast | 35° /24° | 2.6 mm | 8 | |
| 5 May | Overcast | 35° /24° | 4.8 mm | 8 | |
| 6 May | Overcast | 37° /25° | 4.6 mm | 8 | |
| 7 May | Moderate rain at times | 33° /24° | 3.6 mm | 7 | |
| 8 May | Moderate or heavy rain shower | 28° /22° | 28.4 mm | 6 | |
| 9 May | Moderate rain at times | 27° /22° | 5.6 mm | 6 | |
| 10 May | Moderate or heavy rain shower | 30° /23° | 15.5 mm | 7 | |
| 11 May | Moderate or heavy rain shower | 31° /23° | 7.4 mm | 7 | |
| 12 May | Moderate or heavy rain shower | 28° /22° | 21.9 mm | 6 | |
| 13 May | Patchy rain possible | 26° /22° | 12.2 mm | 6 | |
| 14 May | Overcast | 29° /22° | 5 mm | 7 | |
| 15 May | Cloudy | 31° /22° | 7.1 mm | 7 | |
| 16 May | Overcast | 32° /23° | 3.4 mm | 7 | |
| 17 May | Sunny | 35° /24° | 1.8 mm | 9 | |
| 18 May | Partly cloudy | 36° /24° | 4.1 mm | 8 | |
| 19 May | Partly cloudy | 35° /25° | 6.8 mm | 8 | |
| 20 May | Overcast | 35° /25° | 6.3 mm | 8 | |
| 21 May | Overcast | 36° /24° | 0.2 mm | 8 | |
| 22 May | Cloudy | 36° /26° | 2.8 mm | 8 | |
| 23 May | Heavy rain at times | 33° /25° | 13.2 mm | 7 | |
| 24 May | Moderate or heavy rain shower | 33° /24° | 7.8 mm | 7 | |
| 25 May | Moderate or heavy rain shower | 34° /24° | 5.9 mm | 7 | |
| 26 May | Moderate or heavy rain shower | 31° /25° | 4.1 mm | 7 | |
| 27 May | Moderate or heavy rain shower | 31° /25° | 2.3 mm | 7 | |
| 28 May | Moderate rain at times | 32° /26° | 0.4 mm | 7 | |
| 29 May | Overcast | 34° /25° | 0 mm | 8 | |
| 30 May | Partly cloudy | 34° /24° | 14.2 mm | 8 | |
| 31 May | Sunny | 33° /25° | 3.3 mm | 8 | |
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Important Notice
Our weather forecast for Hanoi 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 Hanoi forecast closer to your planned date for the most up-to-date weather information.
Hanoi in May - FAQ
What are the expected maximum and minimum temperatures in Hanoi during May?
With daytime temperatures soaring above 35° and not dropping much below 23° at night, May in Hanoi is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Hanoi during May?
Significant rainfall exceeding 393.2 mm is expected in Hanoi during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hanoi during May?
The average wind speed in Hanoi during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Hanoi in May?
As you prepare for your trip to Hanoi 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 Hanoi, 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
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