Istria Weather by Month: Temperature & Rainfall Guide

Istria is a region in Croatia. Many people wonder what the weather conditions are in Istria over the year. What is the best time to visit Istria?

This page shows the average weather conditions by month in Istria over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Istria ranges from less favorable in Pula to mixed in Medulin. January is a winter month. The average maximum daytime temperatures are low and range from 6°C (43°F) in Jurdani to 11°C (52°F) in Premantura. On average, this month is the coldest month of the year in Istria.

Find more detailed climate information for Istria in January here.

In February the weather in Istria ranges from less favorable in Rovinj to mixed in Pula. February is a winter month. The average maximum daytime temperatures are low and range from 8°C (46°F) in Jurdani to 11°C (52°F) in Premantura.

Find more detailed climate information for Istria in February here.

In March the weather in Istria ranges from less favorable in Opatija to mixed in Pula. The temperatures range from low in Jurdani with 11°C (52°F) to moderate in Pazin with 14°C (57°F).

Find more detailed climate information for Istria in March here.

In April the weather in Istria ranges from mixed in Opatija to good in Pula. In Pula you can expect mild maximum average daytime temperatures around 16°C (61°F) and nighttime temperatures around 12°C (54°F).

Find more detailed climate information for Istria in April here.

In May the weather in Istria ranges from very good in Opatija to excellent in Pula. In Pula you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 16°C (61°F).

Find more detailed climate information for Istria in May here.

In June the weather in Istria ranges from very good in Opatija to excellent in Pula. June is a summer month. In Pula you can expect warm maximum average daytime temperatures around 24°C (75°F) and nighttime temperatures around 20°C (68°F).

Find more detailed climate information for Istria in June here.

In July the weather in Istria ranges from very good in Opatija to excellent in Pula. July is a summer month. The average maximum daytime temperatures are high and range from 26°C (79°F) in Matulji to 29°C (84°F) in Rapavel.

Find more detailed climate information for Istria in July here.

In August the weather in Istria ranges from very good in Opatija to excellent in Pula. August is a summer month. The average maximum daytime temperatures are high and range from 26°C (79°F) in Jurdani to 29°C (84°F) in Vranići. On average, this month is one of the warmest months of the year in Istria. So be prepared and make sure to dress lightly.

Find more detailed climate information for Istria in August here.

In September the weather in Istria ranges from mixed in Opatija to very good in Pula. The temperatures range from pleasant in Jurdani with 21°C (70°F) to high in Radovani with 24°C (75°F).

Find more detailed climate information for Istria in September here.

In October the weather in Istria ranges from less favorable in Opatija to good in Pula. The temperatures range from moderate in Jurdani with 16°C (61°F) to pleasant in Rovinj with 19°C (66°F).

Find more detailed climate information for Istria in October here.

In November the weather in Istria ranges from less favorable in Opatija to mixed in Pula. The temperatures range from low in Jurdani with 11°C (52°F) to moderate in Premantura with 16°C (61°F).

Find more detailed climate information for Istria in November here.

In December the weather in Istria is generally less favorable. December is a winter month. The temperatures range from low in Jurdani with 7°C (45°F) to moderate in Premantura with 12°C (54°F).

Find more detailed climate information for Istria in December here.