Hanoi, Vietnam Weather

Hanoi,  Weather
(Photo by Thijs Degenkamp on Unsplash)

Current conditions

Updated:
32°C
89.6°F
°C °F

Condition: Slight Thunderstorm

Pressure: 998 hPa

Feel like: 41 °C

Temperature: 32°C

Cloud: 98%

Humidity: 76%

Wind: S - 6 km/h

Visibility: 5.48 km

Weather forecast

Sun
16 Aug
26°C / 32°C
Slight Thunderstorm
Mon
17 Aug
25°C / 31°C
Thunderstorm With Slight
Tue
18 Aug
24°C / 30°C
Thunderstorm With Slight
Wed
19 Aug
25°C / 28°C
Slight Rain Showers
Thu
20 Aug
25°C / 29°C
Slight Thunderstorm
Hourly forecast today:
07:00 AM
27° / 32°
27° / 32°
Slight Thunderstorm
76% 19 km/h
08:00 AM
27° / 31°
27° / 31°
Slight Thunderstorm
79% 23 km/h
09:00 AM
27° / 31°
27° / 31°
Slight Thunderstorm
80% 25 km/h
10:00 AM
27° / 29°
27° / 29°
Slight Thunderstorm
86% 20 km/h
11:00 AM
26° / 29°
26° / 29°
Slight Thunderstorm
88% 16 km/h
12:00 PM
27° / 28°
27° / 28°
Drizzle
91% 16 km/h
13:00 PM
27° / 28°
27° / 28°
Clear Sky
91% 13 km/h
14:00 PM
27° / 28°
27° / 28°
Clear Sky
91% 12 km/h
15:00 PM
27° / 28°
27° / 28°
Clear Sky
95% 12 km/h
16:00 PM
27° / 27°
27° / 27°
Mainly Clear
97% 13 km/h
17:00 PM
27° / 27°
27° / 27°
Partly Cloudy
98% 13 km/h

30 Day Averages and Extremes

  • Average high 31.6°C
  • Average low 25.97°C
  • Hottest day 35°C (08 August 2026)
  • Coldest day 24°C (31 July 2026)
  • Average humidity 85.37%
  • Days with precipitation 30 days
  • Highest precipitation 88 mm (18 August 2026)

Yesterday's Data

  • Max: 33°C
  • Min: 27°C
  • Total Precipitation: 4 mm

Temperature and possibility of rain in Hanoi over the next 12 hours

Temperature and possibility of rain in Hanoi in the coming days

Rainfall in Hanoi in the coming days

Hanoi Climate Summary

Hanoi features a Humid subtropical, dry winter (Köppen classification: Cwa), with an average annual temperature of 25.99ºC (78.78ºF), which is about -0.26% lower than the national average for Vietnam. Annually, the city experiences approximately 53.53 millimeters (2.11 inches) of rainfall, spread across 112.28 rainy days, accounting for 30.76% of the year.

Longitude 21.0277644
Latitude 105.8341598
Yearly high temperature 28.97ºC (84.15ºF)
Yearly low temperature 21.45ºC (70.61ºF)
Hottest month April 30.58ºC (87.04ºF)
Coldest month January 14.74ºC (58.53ºF)
Yearly precip 53.53mm (2.11in)
Days with rainfall 112.28 days (30.76%)
Driest month February (70.64%)
Wettest month August (79.55%)

Weather averages by month

Month High / Low (°C) Rain
January 20.66° / 14.74° 4.55 days
February 23.36° / 16.59° 2.18 days
March 26.82° / 19.43° 4.0 days
April 30.58° / 21.82° 7.55 days
May 34.4° / 24.95° 13.45 days
June 35.51° / 26.85° 13.82 days
July 34.12° / 26.47° 17.64 days
August 32.76° / 25.51° 17.45 days
September 31.72° / 24.34° 15.09 days
October 29.28° / 21.92° 8.73 days
November 26.64° / 19.61° 5.0 days
December 21.76° / 15.16° 2.82 days

Frequently asked questions

1. What is the hottest month in Hanoi?

April has the highest average monthly temperature (daily mean of 30.58ºC) and January are the coolest (daily mean of 14.74ºC).

2. What should I wear in Hanoi today?

For today's very hot weather in Hanoi, with the high temperatures above 33ºC (91.4ºF), consider wearing:
- Broad-brimmed sun hat
- Light, natural fabrics (like cotton or linen)
- High SPF sunscreen for outdoor activities
- Ultra-thin, breathable socks

Temperature

Early
26°C / 31°C
Morning
27°C / 31°C
Afternoon
27°C / 28°C
Evening
26°C / 27°C

Air quality

Unhealthy

Unhealthy air quality, health risks for all, emergency conditions possible

  • CO2 438
  • CO 695
  • NH3 0
  • NO2 6
  • O3 299
  • PM10 49
  • PM25 48
  • SO2 21
  • CH4 1,568

Sunrise / Sunset

22:35
11:26