Ideal weather days in Hanoi
The best time to visit Hanoi for warm, dry weather is March and October to December, with 23 to 28 such days a month.
How many days here suit you?
Set your ideal day. Each day measured at Hanoi's weather station in 2023–2025 is checked against it.
They're most common in March and October to December.
This station doesn't record cloud cover, so the sky setting is left out here.
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Your ideal days in Hanoi, month by month
Why the other days don't count
- Too wet105
- Too hot88
- Too cold17
- Too windy0
A day can fail more than one test.
Warm and dry, beach and mild days
With the Warm & dry preset (a high of 18–33 °C, no more than 1 mm of rain, wind under 20 km/h), Hanoi averaged 188 days a year in 2023–2025. Every number here is counted from real measured days in Vietnam, not from climate averages.
Beach days (a high of 26–35 °C, almost no rain, mostly sunny) are most common in October and November (up to 11 a month, 38 a year). Mild, still days (16–26 °C, light wind) are most common in December and January (up to 22 a month, 88 a year).
What spoils the other days
Most of the days that don't count are wet (more than 1 mm of rain): 105 a year, mostly in May to September. Another 88 are too hot (over 33 °C), mostly in June to September. A day can fail more than one test.
Hanoi weather, month by month
| Month | Typical high | Rain days | Windy days | Clear days | Warm & dry days |
|---|---|---|---|---|---|
| January | 22 °C 72 °F | 6 | 0 | 4 | 22 of 31 |
| February | 22 °C 72 °F | 8 | 0 | 1 | 17 of 28 |
| March | 25 °C 76 °F | 6 | 0 | 1 | 25 of 31 |
| April | 30 °C 86 °F | 9 | 0 | 0 | 20 of 30 |
| May | 33 °C 91 °F | 13 | 0 | 4 | 10 of 31 |
| June | 35 °C 94 °F | 16 | 0 | 1 | 3 of 30 |
| July | 35 °C 94 °F | 17 | 0 | 5 | 2 of 31 |
| August | 34 °C 92 °F | 16 | 0 | 1 | 4 of 31 |
| September | 33 °C 91 °F | 14 | 0 | 1 | 7 of 30 |
| October | 32 °C 89 °F | 6 | 0 | 4 | 23 of 31 |
| November | 28 °C 82 °F | 3 | 0 | 7 | 28 of 30 |
| December | 23 °C 73 °F | 2 | 0 | 0 | 27 of 31 |
| Year | 116 | 0 | 29 | 188 of 365 |
Typical high is the median daily maximum. A rain day has 1 mm or more; a windy day a mean wind above 20 km/h; a clear day a daytime cloud cover of 2/8 or less on average (9:00–17:00). Days are averaged over 2023–2025 and scaled to the length of each month.
Year by year
- 2023 199 warm, dry days
- 2024 177 warm, dry days
- 2025 incomplete (8 of 12 months)
Questions
When is the best time to visit Hanoi for good weather?
The best time to visit Hanoi for warm, dry weather is March and October to December, with 23 to 28 such days a month. Beach days (a high of 26–35 °C, almost no rain, mostly sunny) are most common in October and November (up to 11 a month, 38 a year). Counted from measured days at Ha Dong station, 2023–2025.
Does it rain a lot in Hanoi?
On average 116 days a year had 1 mm of rain or more in 2023–2025. The wettest month was July (17 rain days), the driest December (2).
How many sunny days does Hanoi get a year?
About 29 days a year had mostly clear skies (daytime cloud cover of 2/8 or less on average, 9:00–17:00), most of them in November (7).
How warm does Hanoi get?
The median daily high ranged from 22 °C (72 °F) in January to 35 °C (94 °F) in June.
Nearby
- Kunming550 km, China206 days
- Da Nang610 km161 days
- Chiang Mai760 km, Thailand98 days
- Guangzhou800 km, China154 days
- Hong Kong870 km, Hong Kong208 days
More cities in Vietnam
Where is the best climate in Vietnam?
Open Hanoi on the map Set your own temperature, rain and wind limits.
Source: Ha Dong weather station (48825099999), 11 km from the centre of Hanoi, 8 m above sea level. Daily records from NOAA's Global Surface Summary of the Day, 2023–2025; 84% of days have a complete record. A single station may not represent every part of a city, and three years is a short record.