Historical weather in Hanoi, Vietnam
Hanoi weather history for 2023-2025, with daily temperatures, precipitation, monthly summaries, and records from Open-Meteo archive data.
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Weather summary
Across 2023-2025, Hanoi averaged 28.4 C for daily highs and 21.3 C for daily lows across 1096 daily observations.
The warmest month was July 2023, with an average high of 34.2 C, while January 2023 had the lowest average low at 12.2 C.
The wettest month was September 2024, totaling 632.5 mm of precipitation.
The hottest day reached 41.2 C on April 27, 2024; the coldest night fell to 6.5 C on January 25, 2023.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | 12.2 | 21.0 | 11.1 | 31 |
| 2023 | February | 16.9 | 24.1 | 58.1 | 28 |
| 2023 | March | 18.6 | 27.0 | 55.9 | 31 |
| 2023 | April | 22.5 | 29.5 | 65.5 | 30 |
| 2023 | May | 24.6 | 32.6 | 153.1 | 31 |
| 2023 | June | 26.2 | 32.7 | 329.0 | 30 |
| 2023 | July | 26.9 | 34.2 | 167.7 | 31 |
| 2023 | August | 25.6 | 31.8 | 410.4 | 31 |
| 2023 | September | 24.9 | 30.7 | 328.6 | 30 |
| 2023 | October | 22.9 | 29.8 | 67.3 | 31 |
| 2023 | November | 18.9 | 27.1 | 43.3 | 30 |
| 2023 | December | 15.6 | 22.6 | 16.2 | 31 |
| 2024 | January | 15.5 | 21.0 | 103.5 | 31 |
| 2024 | February | 16.7 | 23.6 | 31.4 | 29 |
| 2024 | March | 18.8 | 25.9 | 88.2 | 31 |
| 2024 | April | 24.4 | 32.7 | 36.7 | 30 |
| 2024 | May | 24.9 | 31.1 | 304.5 | 31 |
| 2024 | June | 26.4 | 33.1 | 475.0 | 30 |
| 2024 | July | 26.2 | 32.5 | 557.9 | 31 |
| 2024 | August | 26.0 | 32.4 | 330.6 | 31 |
| 2024 | September | 24.8 | 30.7 | 632.5 | 30 |
| 2024 | October | 21.7 | 29.6 | 79.6 | 31 |
| 2024 | November | 19.8 | 28.0 | 12.8 | 30 |
| 2024 | December | 14.8 | 22.1 | 13.2 | 31 |
| 2025 | January | 13.6 | 23.0 | 19.5 | 31 |
| 2025 | February | 14.9 | 20.5 | 52.6 | 28 |
| 2025 | March | 17.5 | 25.1 | 31.8 | 31 |
| 2025 | April | 21.6 | 30.4 | 148.9 | 30 |
| 2025 | May | 24.4 | 30.8 | 251.9 | 31 |
| 2025 | June | 25.9 | 32.7 | 491.2 | 30 |
| 2025 | July | 25.9 | 32.7 | 348.1 | 31 |
| 2025 | August | 25.7 | 31.8 | 370.5 | 31 |
| 2025 | September | 25.1 | 31.3 | 345.2 | 30 |
| 2025 | October | 22.8 | 28.6 | 277.9 | 31 |
| 2025 | November | 17.3 | 23.8 | 114.1 | 30 |
| 2025 | December | 17.2 | 23.5 | 38.0 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | April 27, 2024 | 41.2 C |
| Coldest night | January 25, 2023 | 6.5 C |
| Wettest day | July 23, 2024 | 135.3 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.