Helsinki and Lahti — Comparison weather

Comparison weather

Learn where is warmer and colder where in any month of the year. Compare the day and night temperature, water temperature and precipitation. Where the sun shines longer, and where the rains.

You have chosen to compare the two cities:

— Helsinki (Finland)
— Lahti (Finland)

Most sunny months

Helsinki

Lahti

July		16 days
June		15 days
May		14 days

July		12 days
June		11 days
May		11 days

The warmest months

July		20.5 °C
August		19.6 °C
June		17.4 °C

July		21.9 °C
August		20.2 °C
June		19.4 °C

The warmest water (sea, ocean)

August		17.2 °C
July		16.6 °C
September		14.6 °C

August		20 °C
July		18.4 °C
September		16.4 °C

The coldest months

January		-1.9 °C
February		-1.6 °C
March		1 °C

January		-4.7 °C
February		-3.6 °C
December		-1.7 °C

Rainiest months

August		6 days
September		4 days
July		4 days

July		5 days
June		4 days
August		4 days

Most windy months

December		21.1 km / h
November		19.6 km / h
January		19 km / h

December		12.4 km / h
March		12.2 km / h
January		11.8 km / h