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Hanoi Weather in October

Hanoi in October sees very high daytime temperatures of 31°C (88°F) and nighttime lows of 23°C (73°F). Rainfall is fairly high this month at around 128 mm (5 in), so pack a rain jacket to stay dry.

Rainfall in Hanoi in October

On average, there are about 11 days with rain during this month, averaging 128 mm (5 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Hanoi in October

In October, Hanoi gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 23°C (73°F). For most visitors, the main thing to prepare for is the heat during the day. With lows of 23°C (73°F), the nights are warm and generally comfortable.

Sunshine in Hanoi in October

The city usually sees around 164 hours of sunlight, indicating a moderately sunny period.

If you prefer dry days with pleasant temperatures, January, February, March, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Hanoi Temperature in October

Min Temperature
23°C (73°F)
Max Temperature
31°C (88°F)
Chance of Rain
36%
Precipitation
128 mm (5 in)
Rainy days
11 days
Humidity
84%
Sunshine
164 hours
Percentage Sunshine

Hanoi Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Hanoi - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Hanoi typically stay consistent throughout October, with daily highs averaging around 31°C (88°F). Nights are warm, with lows typically ranging from 21°C (70°F) to 24°C (75°F).

Average temperatures in October

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in October

Historical weather records for Hanoi in October

Browse day-by-day weather records for Hanoi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Hanoi historical weather extremes in October

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Hanoi.

  • Hanoi recorded its highest October temperature of 35°C (95°F) on October 5, 2025.
  • The lowest daytime temperature in October was 17°C (63°F), recorded on October 29, 1988.
  • Hanoi registered its coldest October night on October 28, 1988, with temperatures dropping to 13°C (55°F).

Best Places in Vietnam in October

Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Hanoi in October

Warm but pleasant conditions in Hanoi in October. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Hanoi in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Hanoi 3-Day Forecast

More climate data for Hanoi

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.