Basel weather in January
January in Basel: cold, rainy, with clean air — a fair time to visit.
#12 of 12 months in Basel · #475 of 604 destinations to visit in January · comfort 50/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Basel climate normals — January
| Daytime high | 6°C / 42°F | 🧥 cold |
|---|---|---|
| Nighttime low | -1°C / 30°F | |
| Feels like (high) | 2°C / 36°F | |
| Rainfall | 87 mm / 3.4 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 0°C / 32°F | |
| Sunshine | 4.9 h/day | |
| Daylight | 8.9 h | |
| Wind | 13 km/h / 8 mph | |
| Snowfall | 21.2 cm / 8.3 in | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Basel in January — FAQ
- Is January a good time to visit Basel?
- January in Basel: cold, rainy, with clean air — a fair time to visit. It ranks #12 of 12 months for Basel on SeasonMap's comfort score (50/100).
- What is the weather like in Basel in January?
- In January, Basel averages a daily high of 5.5°C and a low of -1°C, with about 86.7 mm of rain over roughly 13 rainy days.
- What is the air quality in Basel in January?
- Basel has a mean US Air Quality Index of about 38 in January.
- Does it snow in Basel in January?
- Basel sees roughly 21.2 cm of snowfall in January.