Oulu and Kotka — 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:

— Oulu (Finland)
— Kotka (Finland)

Most sunny months

Oulu

Kotka

July		13 days
June		12 days
August		11 days

July		16 days
June		15 days
August		14 days

The warmest months

July		19.8 °C
August		17.8 °C
June		15.9 °C

July		19.4 °C
August		18.7 °C
June		16 °C

The warmest water (sea, ocean)

July		16.5 °C
August		16.4 °C
September		12.5 °C

August		17.7 °C
July		17.3 °C
September		14.8 °C

The coldest months

January		-7.3 °C
February		-5.9 °C
December		-3.6 °C

February		-2.7 °C
January		-2.6 °C
March		0.1 °C

Rainiest months

August		6 days
June		5 days
July		5 days

August		7 days
December		5 days
July		5 days

Most windy months

November		14.8 km / h
December		14.3 km / h
October		13.8 km / h

December		23.9 km / h
November		23 km / h
October		21.8 km / h