Cluj-Napoca Weather & Climate: Best Time to Visit

In Cluj-Napoca, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 26°C (79°F) in August to a very cold 2°C (36°F) in January.

Nighttime temperatures range from 14°C (57°F) in August to -6°C (21°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Cluj-Napoca receives a reasonable amount of rain/snowfall, with an annual precipitation of 837 mm (33 in). The seasons in Cluj-Napoca bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 113 mm (4.4 in) of precipitation. This rainfall is distributed across 15 rainy days.

In contrast, the driest month, January, experiences much less snow/rainfall, totaling 40 mm (1.6 in) over 13 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Cluj-Napoca Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Cluj-Napoca, summer days are longer and more sunny, with daily sunshine hours peaking at 9.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.8 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Cluj-Napoca.

The city experiences its highest humidity in December, reaching 88%. In April, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 1 m/s (2 knots) to 2 m/s (4 knots). It is lower in January, February, August, September, October, November and December and higher in March, April, May, June and July. What does this mean?

The mean monthly wind speed over the year (meters per second)