Cluj-Napoca weather in January
January in Cluj-Napoca: cold, a little rain, with clean air — one of the weakest months to visit.
#12 of 12 months in Cluj-Napoca · #762 of 897 destinations to visit in January · comfort 48/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Cluj-Napoca in January
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Cluj-Napoca climate normals — January
| Daytime high | 3°C / 37°F | 🧥 cold |
|---|---|---|
| Nighttime low | -4°C / 25°F | |
| Rainfall | 43 mm / 1.7 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | -2°C / 29°F | |
| Sunshine | 5 h/day | |
| Daylight | 9 h | |
| Wind | 12 km/h / 7 mph | |
| Snowfall | 18.6 cm / 7.3 in | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Cluj-Napoca in January — FAQ
- Is January a good time to visit Cluj-Napoca?
- January in Cluj-Napoca: cold, a little rain, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Cluj-Napoca on SeasonMap's comfort score (48/100).
- What is the weather like in Cluj-Napoca in January?
- In January, Cluj-Napoca averages a daily high of 2.9°C and a low of -3.7°C, with about 42.6 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Cluj-Napoca in January?
- Cluj-Napoca has a mean US Air Quality Index of about 33 in January.
- Does it snow in Cluj-Napoca in January?
- Cluj-Napoca sees roughly 18.6 cm of snowfall in January.