Vietnam
Hanoi in October: weather & travel advice
This month's data profile
Rain shapes the decision
Hanoi in October is climatically well suited to family holidays and city breaks. The average daily high is around 28 °C. With about 12 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
67/100 · #6
Warmth
#7
Dryness
#7
Sun
#6
Published best categories: none
Hanoi · OctoberPhoto: Christopher Crouzet · CC BY-SA 4.0Climate facts
- Average high
- 28 °C
- Average low
- 20 °C
- Rainy days (est.)
- 12 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 83 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| September | 30 | 23 | 18 | 231 | 5.7 | 85 | 1.5 | 45 |
| October (selected) | 28 | 20 | 12 | 125 | 4.9 | 83 | 1.7 | 67 |
| November | 25 | 16 | 7 | 50 | 4.2 | 81 | 1.6 | 85 |
How do the previous and next months compare?
Baseline: October (67/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| September | -22 | +2.5 °C | +3.5 °C | +6.5 | +105.3 mm | +0.8 h | +1.7 % | -0.2 m/s |
| November | +18 | -2.8 °C | -3.9 °C | -5 | -75.1 mm | -0.7 h | -2.1 % | -0.1 m/s |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Hanoi in October?
The average daily high is around 28 °C, with an average daily low of about 20 °C.
Does it rain a lot in Hanoi in October?
The curated estimate is about 12 rainy days per month, not a directly measured long-term average. Total precipitation averages around 125 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Hanoi?
By the climate score, January, February, November and December are the strongest months for Hanoi. October is not among them.