Weather in Hanoi in January
January in Hanoi is mild enough that walking is the default. This is a city-break month more than a sea-holiday month.
In Vietnam, this is how Hanoi actually wears January, not how a country centroid would. January is the cold side of the year in Hanoi. Pack for that, not for a leftover summer photo.
- Average temp
- 17°C
14–19°C
- Rainfall
- 23 mm
Not much rain
- Sunshine
- 2 h
hours per day
What to expect
Daytime
Mild afternoons in Hanoi are the prize in January. You can eat outside on the good days. You still want something for the breeze.
This is walking weather. Shade is useful, not essential the way it is in the hot months. A long outdoor day is a reasonable plan.
Rain
Mixed skies in Hanoi in January. Dry days and wet days share the month. Outdoor plans need a backup, not a cancellation policy.
Pack a shell you will actually carry. The monthly table is the place for totals. This is the feel: usable, interrupted.
Evening
Evenings are cooler. A layer helps after sunset.
What to pack
A layer for cooler evenings
Where to stay in Hanoi
Dates are a starting point for January.
Travel guides for Hanoi
What to read before you book.
Average weather in Hanoi
TemperatureRainfall
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FAQs about Hanoi
Climate averages for Hanoi, 1991–2020.
The best time to visit Hanoi is between November and April, the most comfortable stretch of the year on these averages.
June is the hottest month, with an average around 31°C.
July is the wettest month, with about 311 mm of rain.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.
