Best time to visit Hanoi
The best time to visit Hanoi, Vietnam is November–December — expect daytime highs near 22°C and roughly 4.7 rainy days a month. The most challenging month is typically June.
Travel score by month (0–10)
Hanoi climate, month by month
Averages computed from ERA5 reanalysis data, 2019–2024. Daylight on the 15th: 10.7 h in December.
| Month | High | Low | Rain days | Rainfall | Sun/day | Humidity | Score |
|---|---|---|---|---|---|---|---|
| January | 21°C | 14°C | 11.8 | 60 mm | 4.3 h | 76% | 8.0 · Good |
| February | 23°C | 16°C | 12 | 69 mm | 4.2 h | 80% | 8.0 · Good |
| March | 26°C | 19°C | 13.3 | 89 mm | 3.7 h | 82% | 7.6 · Good |
| April | 29°C | 22°C | 13.3 | 112 mm | 5.9 h | 82% | 5.6 · Fair |
| May | 32°C | 25°C | 18 | 212 mm | 8 h | 81% | 2.9 · Challenging |
| June | 34°C | 27°C | 16.8 | 264 mm | 8.8 h | 79% | 1.8 · Challenging |
| July | 33°C | 27°C | 19.7 | 274 mm | 9.5 h | 81% | 1.8 · Challenging |
| August | 32°C | 26°C | 25 | 407 mm | 8.2 h | 86% | 2.5 · Challenging |
| September | 31°C | 25°C | 21.7 | 400 mm | 7.8 h | 85% | 3.4 · Poor |
| October | 28°C | 22°C | 14 | 209 mm | 7.6 h | 77% | 6.7 · Fair |
| November | 27°C | 19°C | 7.3 | 53 mm | 7.8 h | 76% | 9.6 · Excellent |
| December | 22°C | 14°C | 4.7 | 20 mm | 5.7 h | 69% | 9.8 · Excellent |
January
8.0 · Good
21°C / 14°C
💧 11.8 rain days · ☀️ 4.3 h sun · 🌡 feels 76% RH
February
8.0 · Good
23°C / 16°C
💧 12 rain days · ☀️ 4.2 h sun · 🌡 feels 80% RH
March
7.6 · Good
26°C / 19°C
💧 13.3 rain days · ☀️ 3.7 h sun · 🌡 feels 82% RH
April
5.6 · Fair
29°C / 22°C
💧 13.3 rain days · ☀️ 5.9 h sun · 🌡 feels 82% RH
May
2.9 · Challenging
32°C / 25°C
💧 18 rain days · ☀️ 8 h sun · 🌡 feels 81% RH
June
1.8 · Challenging
34°C / 27°C
💧 16.8 rain days · ☀️ 8.8 h sun · 🌡 feels 79% RH
July
1.8 · Challenging
33°C / 27°C
💧 19.7 rain days · ☀️ 9.5 h sun · 🌡 feels 81% RH
August
2.5 · Challenging
32°C / 26°C
💧 25 rain days · ☀️ 8.2 h sun · 🌡 feels 86% RH
September
3.4 · Poor
31°C / 25°C
💧 21.7 rain days · ☀️ 7.8 h sun · 🌡 feels 85% RH
October
6.7 · Fair
28°C / 22°C
💧 14 rain days · ☀️ 7.6 h sun · 🌡 feels 77% RH
November
9.6 · Excellent
27°C / 19°C
💧 7.3 rain days · ☀️ 7.8 h sun · 🌡 feels 76% RH
December
9.8 · Excellent
22°C / 14°C
💧 4.7 rain days · ☀️ 5.7 h sun · 🌡 feels 69% RH
Hottest month
June · 34°C
Coldest month
January · 14°C nights
Wettest month
August · 407 mm
Driest month
December · 20 mm
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