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Climate · Hanoi

Hanoi in October

Hot and damp, as the days shorten.

Typical weather, averaged over 30 years

October in Hanoi is hot: highs near 87°F, lows near 72°F. Rain falls on about three days a week, less often as the month goes on, and the days shorten by 24 minutes from the first week to the last.October in Hanoi is hot: highs near 31°C, lows near 22°C. Rain falls on about three days a week, less often as the month goes on, and the days shorten by 24 minutes from the first week to the last.

High
87°F31°Caverage
Low
72°F22°Caverage
Wet days
3a week · 45% of days
Daylight
11h 37mon average

Is October a good time to visit Hanoi?

October sits outside Hanoi's best months, which run from November to February. Expect hot days and rain on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How October sits in the year

week by week

Temperature

Highs near 87°F in October, against 71°F to 94°F through the year.Highs near 31°C in October, against 22°C to 34°C through the year.

Chance of a wet day

45% of days in October, against 23% to 80% through the year.

Cloud cover

57% cover in October, against 42% to 85% through the year.

Daylight

11h 37m in October, against 10h 52m to 13h 23m through the year.

Week by week, lightly smoothed, with October shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. September90°32°low 76°low 24°5 wet days a weekRain on about five days a week.
  2. October87°31°low 72°low 22°3 wet days a weekRain on about three days a week.
  3. November81°27°low 65°low 18°2 wet days a weekRain on about two days a week.

Where Hanoi sits, in October

Asia/Bangkok
this place
typical high in October 40°F4°C95°F35°C
Sunrise, mid-October
5:51 AMsets 5:33 PM
Above the sea
10 mlow-lying
Latitude
21.0°Nnorthern hemisphere
Nearest of ours
Bãi Cháy124 km east

The land around Hanoi, shaded by its typical high in October, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Vietnam in October

high · low · wet days
See October on the planning mapThe whole year in Hanoi

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Hanoi. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.