Oulu (province) Weather by Month — Temperature & Rainfall Guide

Oulu (province) is a region in Finland. Many people wonder what the weather conditions are in Oulu (province) over the year. What is the best time to visit Oulu (province)?

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

In January the weather in Oulu (province) is generally poor. January is a winter month. The average maximum daytime temperatures are very low and range from -7°C (19°F) in Juuma to -3°C (27°F) in Kalajoki. On average, this month is one of the coldest months of the year in Oulu (province). So be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in January here.

In February the weather in Oulu (province) is generally poor. February is a winter month. The average maximum daytime temperatures are very low and range from -7°C (19°F) in Juuma to -3°C (27°F) in Kalajoki. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in February here.

In March the weather in Oulu (province) is generally poor. The average maximum daytime temperatures are very low and range from -2°C (28°F) in Kesäniemi to 2°C (36°F) in Kalajoki. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in March here.

In April the weather in Oulu (province) is generally poor. The average maximum daytime temperatures are low and range from 4°C (39°F) in Kesäniemi to 8°C (46°F) in Haapavesi. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in April here.

In May the weather in Oulu (province) ranges from poor in Ruka to tolerable in Kalajoki. The temperatures range from low in Kesäniemi with 10°C (50°F) to moderate in Haapavesi with 15°C (59°F).

Find more detailed climate information for Oulu (province) in May here.

In June the weather in Oulu (province) ranges from tolerable in Ruka to pleasant in Vuokatti. June is a summer month. The temperatures range from moderate in Raahe with 15°C (59°F) to pleasant in Haapavesi with 19°C (66°F).

Find more detailed climate information for Oulu (province) in June here.

In July the weather in Oulu (province) ranges from pleasant in Vuokatti to perfect in Ruka. July is a summer month. The temperatures range from pleasant in Kiviperä with 19°C (66°F) to high in Kalajoki with 22°C (72°F). On average, this month is the warmest month of the year in Oulu (province).

Find more detailed climate information for Oulu (province) in July here.

In August the weather in Oulu (province) ranges from tolerable in Ruka to perfect in Kalajoki. August is a summer month. The temperatures range from moderate in Kuusamo with 17°C (63°F) to pleasant in Kalajoki with 20°C (68°F).

Find more detailed climate information for Oulu (province) in August here.

In September the weather in Oulu (province) ranges from unpleasant in Ruka to tolerable in Oulu. The temperatures range from low in Ruka with 12°C (54°F) to moderate in Kalajoki with 15°C (59°F).

Find more detailed climate information for Oulu (province) in September here.

In October the weather in Oulu (province) is generally poor. The average maximum daytime temperatures are low and range from 4°C (39°F) in Juuma to 8°C (46°F) in Kalajoki. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in October here.

In November the weather in Oulu (province) is generally poor. The temperatures range from very low in Juuma with -1°C (30°F) to low in Raahe with 3°C (37°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in November here.

In December the weather in Oulu (province) is generally poor. December is a winter month. The average maximum daytime temperatures are very low and range from -5°C (23°F) in Juuma to 0°C (32°F) in Raahe. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Oulu (province) in December here.