Istra Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from comfortable to very cold in Istra. On average, daytime temperatures range from a comfortable 25°C (77°F) in July to a very cold -3°C (27°F) in February.

Nighttime temperatures range from 14°C (57°F) in July to -10°C (14°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Istra has a moderate amount of precipitation, averaging 737 mm (29 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, July, sees around 88 mm (3.5 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, March, still receives a respectable 42 mm (1.7 in) of snow/rainfall. For more details, please visit our Istra Precipitation page.

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

The average number of days each month with precipitation

In Istra, summer days are longer and more sunny, with daily sunshine hours peaking at 9.2 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 0.6 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Istra.

The city experiences its highest humidity in November, reaching 86%. In May, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year