Southern Finland Weather by Month

Southern Finland in January

In January the weather in Southern Finland is generally less favorable. January is a winter month. The average maximum daytime temperatures are very low and range from -3°C (27°F) in Parikkala to 2°C (36°F) in Hanko. 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 Southern Finland in January here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in January: blue is cold, red is hot.

Marker color shows total monthly precipitation in January: pale blue is dry, deep blue is wet.

Southern Finland in February

In February the weather in Southern Finland is generally less favorable. February is a winter month. The average maximum daytime temperatures are very low and range from -3°C (27°F) in Melkoniemi to 0°C (32°F) in Uusikaupunki. On average, this month is one of the coldest months of the year in Southern Finland. So be prepared and make sure to dress up warm.

Find more detailed climate information for Southern Finland in February here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in February: blue is cold, red is hot.

Marker color shows total monthly precipitation in February: pale blue is dry, deep blue is wet.

Southern Finland in March

In March the weather in Southern Finland is generally less favorable. The temperatures range from very low in Taipalsaari with 1°C (34°F) to low in Turku with 4°C (39°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 Southern Finland in March here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in March: blue is cold, red is hot.

Marker color shows total monthly precipitation in March: pale blue is dry, deep blue is wet.

Southern Finland in April

In April the weather in Southern Finland is generally less favorable. The average maximum daytime temperatures are low and range from 5°C (41°F) in Hanko to 10°C (50°F) in Loimaa.

Find more detailed climate information for Southern Finland in April here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in April: blue is cold, red is hot.

Marker color shows total monthly precipitation in April: pale blue is dry, deep blue is wet.

Southern Finland in May

In May the weather in Southern Finland ranges from less favorable in Hanko to good in Helsinki. The temperatures range from low in Hanko with 10°C (50°F) to moderate in Laukkoski with 17°C (63°F).

Find more detailed climate information for Southern Finland in May here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in May: blue is cold, red is hot.

Marker color shows total monthly precipitation in May: pale blue is dry, deep blue is wet.

Southern Finland in June

In June the weather in Southern Finland ranges from good in Hanko to excellent in Helsinki. June is a summer month. The temperatures range from moderate in Hanko with 15°C (59°F) to pleasant in Kouvola with 21°C (70°F).

Find more detailed climate information for Southern Finland in June here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in June: blue is cold, red is hot.

Marker color shows total monthly precipitation in June: pale blue is dry, deep blue is wet.

Southern Finland in July

In July the weather in Southern Finland ranges from very good in Hanko to excellent in Helsinki. July is a summer month. The temperatures range from pleasant in Hanko with 19°C (66°F) to high in Laukkoski with 24°C (75°F). On average, this month is the warmest month of the year in Southern Finland.

Find more detailed climate information for Southern Finland in July here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in July: blue is cold, red is hot.

Marker color shows total monthly precipitation in July: pale blue is dry, deep blue is wet.

Southern Finland in August

In August the weather in Southern Finland is generally excellent. August is a summer month. The average maximum daytime temperatures are pleasant and range from 20°C (68°F) in Hanko to 22°C (72°F) in Laukkoski.

Find more detailed climate information for Southern Finland in August here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

Marker color shows total monthly precipitation in August: pale blue is dry, deep blue is wet.

Southern Finland in September

In September the weather in Southern Finland is generally good. In Helsinki you can expect mild maximum average daytime temperatures around 16°C (61°F) and nighttime temperatures around 8°C (46°F).

Find more detailed climate information for Southern Finland in September here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.

Southern Finland in October

In October the weather in Southern Finland ranges from less favorable in Helsinki to mixed in Hanko. The average maximum daytime temperatures are low and range from 8°C (46°F) in Parikkala to 11°C (52°F) in Hanko.

Find more detailed climate information for Southern Finland in October here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in October: blue is cold, red is hot.

Marker color shows total monthly precipitation in October: pale blue is dry, deep blue is wet.

Southern Finland in November

In November the weather in Southern Finland is generally less favorable. The average maximum daytime temperatures are low and range from 3°C (37°F) in Parikkala to 7°C (45°F) in Hanko. 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 Southern Finland in November here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in November: blue is cold, red is hot.

Marker color shows total monthly precipitation in November: pale blue is dry, deep blue is wet.

Southern Finland in December

In December the weather in Southern Finland is generally less favorable. December is a winter month. The temperatures range from very low in Parikkala with -1°C (30°F) to low in Hanko with 4°C (39°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 Southern Finland in December here.

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in December: blue is cold, red is hot.

Marker color shows total monthly precipitation in December: pale blue is dry, deep blue is wet.

Southern Finland Weather by Month: Temperature & Rainfall Guide

Southern Finland in January

Southern Finland in February

Southern Finland in March

Southern Finland in April

Southern Finland in May

Southern Finland in June

Southern Finland in July

Southern Finland in August

Southern Finland in September

Southern Finland in October

Southern Finland in November

Southern Finland in December

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