Düzce has a climate typical of the Black Sea Region. This means an abundant rainy and humid atmosphere. The climate of Düzce is a type of climate known as the Black Sea climate, where summers are cool and rainy and winters are mild and rainy. While the spring and fall seasons are generally rainy, temperature changes vary according to the seasons.
In summer, temperatures usually range between 20°C and 30°C. July and August are the hottest months, but thanks to the cooling sea breezes, temperatures are not extreme. In winter, temperatures usually range between 5°C and 15°C. Snowfall is relatively rare and the winter season is mild. However, continuous and heavy rainfall, typical of the Black Sea, is particularly effective in winter.
Winds in Düzce generally blow from the north and northeast directions. While the north winds blowing in winter can be cold and sharp, the winds blowing in summer are milder and more humid. These winds provide cooling especially in summer and reduce the effect of heat waves.
Humidity levels are high throughout the year, which can sometimes make for muggy weather. High humidity, especially in summer, can reduce comfort levels on hot days. Rainfall is generally regular throughout the year, with the spring and fall seasons receiving the most rainfall. The average annual rainfall is quite high and this ensures that the region's vegetation remains lush and green.
These climatic characteristics have important effects on life in Düzce. First of all, it offers a favorable environment for agricultural activities. Abundant rainfall, rich soils and mild climate allow for the cultivation of various agricultural products. However, excessive rainfall can occasionally cause flooding and inundation, which puts pressure on infrastructure and at times negatively impacts daily life. High humidity can lead to health problems, especially for the elderly and people with respiratory problems. These aspects of the climate therefore require special measures in urban planning and infrastructure development. Despite this, Düzce's climate makes the region one of the greenest and most scenic places in Turkey, offering ideal conditions for activities such as hiking, camping and picnics.