Climate at a glance · Haiphong
Annual mean24°day and night
Precipitation2077 mma year
Warmest monthJuneavg high 33°
Coldest monthJanuaryavg low 14°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
2077 mm a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 21° | 22° | 25° | 28° | 30° | 33° | 33° | 32° | 31° | 29° | 27° | 22° |
| Avg low | 14° | 15° | 18° | 22° | 25° | 27° | 26° | 26° | 25° | 22° | 19° | 15° |
| Precip, mm | 36 | 53 | 39 | 109 | 178 | 273 | 319 | 414 | 410 | 179 | 50 | 17 |
| Wet days | 8 | 9 | 9 | 11 | 19 | 22 | 23 | 25 | 23 | 11 | 9 | 4 |
| Sunshine | 5.8 h | 4.3 h | 5 h | 7.3 h | 8.8 h | 8.7 h | 9.7 h | 8.4 h | 8.2 h | 8 h | 8.3 h | 6.5 h |
| Humidity | 75% | 81% | 84% | 84% | 83% | 81% | 83% | 85% | 86% | 78% | 76% | 71% |
| Sea temperature | 19° | 19° | 21° | 25° | 29° | 31° | 32° | 32° | 31° | 28° | 24° | 22° |
| Daylight | 11 h 02 | 11 h 28 | 12 h 02 | 12 h 38 | 13 h 08 | 13 h 23 | 13 h 15 | 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)
20.8650°N, 106.6830°E