Monthly weather forecast and climate
Pori, Finland

What is the coldest month in Pori?

January and February, with an average high-temperature of -3°C (26.6°F), are the coldest months in Pori, Finland.

How much does it rain in Pori?

During the entire year, Pori aggregates up to 360.3mm (14.2") of precipitation.

When is the sea coldest in Pori?

Months with the coldest seawater are February and March, with an average sea temperature of -0.2°C (31.6°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the driest month in Pori?

May is the month with the least rainfall, with 20mm (0.8") of accumulated precipitation.

What is the warmest month in Pori?

The warmest month in Pori is July, with an average high-temperature of 21°C (69.8°F) and an average low-temperature of 12°C (53.6°F).

What is the wettest month in Pori?

August is the month with the most rainfall in Pori, with 42.5mm (1.7") of accumulated precipitation.

What is the month with the warmest sea water in Pori?

Month with the warmest seawater in Pori, Finland, is August, with an average sea temperature of 14.8°C (58.6°F). Swimming in 14.8°C (58.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
Average rainfall - Pori, Finland

The wettest month (with the highest rainfall) is August (42.5mm).
The driest month (with the lowest rainfall) is May (20mm).

Average sea temperature - Pori, Finland

The best month for swimming (with the highest average sea temperature) is August (14.8°C).
Coldest months (with the lowest average sea temperature) are February and March (-0.2°C).

Average daylight - Pori, Finland

The month with the longest days is June (Average daylight: 19.3h).
The month with shortest days is December (Average daylight: 5.6h).