Nagasaki weather in February
February in Nagasaki: cool, rainy, with clean air — a great time to visit.
#7 of 12 months in Nagasaki · #543 of 897 destinations to visit in February · comfort 71/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Nagasaki in February
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Nagasaki climate normals — February
| Daytime high | 11°C / 52°F | 🙂 cool |
|---|---|---|
| Nighttime low | 7°C / 45°F | |
| Rainfall | 100 mm / 3.9 in | 🌧 rainy |
| Rainy days | 9 days | |
| Humidity | 65% | 💧 humid |
| Dew point | 2°C / 35°F | |
| Sunshine | 7.2 h/day | |
| Daylight | 11 h | |
| Wind | 24 km/h / 15 mph | |
| Snowfall | 0.4 cm / 0.2 in | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Nagasaki in February — FAQ
- Is February a good time to visit Nagasaki?
- February in Nagasaki: cool, rainy, with clean air — a great time to visit. It ranks #7 of 12 months for Nagasaki on SeasonMap's comfort score (71/100).
- What is the weather like in Nagasaki in February?
- In February, Nagasaki averages a daily high of 11.3°C and a low of 7.2°C, with about 99.5 mm of rain over roughly 9.2 rainy days.
- What is the air quality in Nagasaki in February?
- Nagasaki has a mean US Air Quality Index of about 46 in February.