Hangzhou weather in January
January in Hangzhou: cold, a little rain, with poor air quality — a good time to visit.
#9 of 12 months in Hangzhou · #403 of 604 destinations to visit in January · comfort 60/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Hangzhou climate normals — January
| Daytime high | 10°C / 49°F | 🧥 cold |
|---|---|---|
| Nighttime low | 2°C / 36°F | |
| Feels like (high) | 7°C / 45°F | |
| Rainfall | 79 mm / 3.1 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 1°C / 35°F | |
| Sunshine | 5.3 h/day | |
| Daylight | 10.4 h | |
| Wind | 13 km/h / 8 mph | |
| Snowfall | 1.9 cm / 0.7 in | |
| Air quality (US AQI) | 139 | 😷 poor |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Hangzhou in January — FAQ
- Is January a good time to visit Hangzhou?
- January in Hangzhou: cold, a little rain, with poor air quality — a good time to visit. It ranks #9 of 12 months for Hangzhou on SeasonMap's comfort score (60/100).
- What is the weather like in Hangzhou in January?
- In January, Hangzhou averages a daily high of 9.6°C and a low of 2°C, with about 79.3 mm of rain over roughly 11 rainy days.
- What is the air quality in Hangzhou in January?
- Hangzhou has a mean US Air Quality Index of about 139 in January.
- Does it snow in Hangzhou in January?
- Hangzhou sees roughly 1.9 cm of snowfall in January.