Climate at a glance · Hanoi
Annual mean25°day and night
Precipitation2202 mma year
Warmest monthJuneavg high 33°
Coldest monthJanuaryavg low 14°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
2202 mm a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 21° | 22° | 26° | 30° | 31° | 33° | 33° | 32° | 31° | 29° | 26° | 22° |
| Avg low | 14° | 15° | 19° | 22° | 25° | 26° | 26° | 26° | 25° | 22° | 19° | 15° |
| Precip, mm | 43 | 68 | 66 | 89 | 230 | 346 | 317 | 370 | 385 | 213 | 57 | 18 |
| Wet days | 8 | 12 | 10 | 12 | 19 | 20 | 21 | 25 | 21 | 12 | 8 | 5 |
| Sunshine | 5.1 h | 3.6 h | 4.1 h | 6.3 h | 8 h | 8.5 h | 9.5 h | 8.2 h | 7.8 h | 7.7 h | 7.4 h | 5.8 h |
| Humidity | 72% | 79% | 80% | 81% | 82% | 81% | 82% | 85% | 85% | 77% | 76% | 71% |
| Daylight | 11 h 01 | 11 h 27 | 12 h 02 | 12 h 38 | 13 h 08 | 13 h 23 | 13 h 16 | 12 h 50 | 12 h 16 | 11 h 40 | 11 h 09 | 10 h 53 |
| UV index (clear sky) | 7 | 8 | 10 | 12 | 12 | 12 | 12 | 12 | 11 | 9 | 7 | 6 |
5-year averages (2021–2025) · Open-Meteo historical weather (ERA5)
21.0280°N, 105.8040°E