Average temperatures, rainfall, sunshine and the best time to visit Iaşi.
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10-day forecastForecast
The climate in Iaşi, Iaşi, Romania, is marked by large temperature swings across the seasons, ranging from 29°C (84°F) in July to 2°C (36°F) in January.
With around 619 mm (24 in) of annual rain/snowfall, the city has moderate precipitation levels. June is the wettest month and January the driest. It also has a distinct dry season from January to February, with warm summers and cold winters. The most sunshine falls in July, with an average of 9.6 hours of daily sunshine.
Pick a month to see the average temperature, rainfall and sunshine in Iaşi - and find the best time to visit.
In Iaşi, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in July to a chilly 2°C (36°F) in the coolest month, January.
Nights vary from 17°C (63°F) in July to around -5°C (23°F) during the colder months.
Check out our detailed temperature page for more information.
On average, Iaşi receives a reasonable amount of rain/snowfall, with an annual precipitation of 619 mm (24 in). The climate in Iaşi shows significant variation throughout the year. Expect moderate rainfall in June, the wettest month, with an average of 83 mm (3.3 in) of precipitation over 14 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 35 mm (1.4 in) of snow/rainfall over 12 snowy/rainy days. For more details, please visit our Iaşi Precipitation page.
For those who appreciate different seasons, Iaşi serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.6 hours of sunshine daily, and embrace the darker days in December, offering only 2.0 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
The relative humidity is high throughout the year in Iaşi.
The city experiences its highest humidity in December, reaching 85%. In July, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
The mean wind speed over the year ranges from 2 m/s (4 knots) in July, August, September and October to 4 m/s (8 knots) in February, March and April. What does this mean?
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
May, June, July, August and September typically offer the most optimal weather in Iaşi. In contrast, January, February, March, November and December tend to have less optimal conditions. Iaşi has a distinct dry season from January to February, with warm summers and cold winters.
Daytime highs range from 2°C (36°F) in January to 29°C (84°F) in July. Nighttime lows range from -5°C (23°F) to 17°C (63°F). Temperatures vary considerably through the year.
Annual rainfall is around 619 mm (24 in). June is the wettest month with 83 mm (3.3 in), while January is the driest with 35 mm (1.4 in).
Iaşi receives around 2,051 hours of sunshine per year. July is the sunniest month with 289 hours, while December is the cloudiest with just 60 hours. Overall, Iaşi enjoys abundant sunshine.
Iaşi is highlighted - select any city to see its climate.
Where to go in October - average daytime high across popular destinations.
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