Regardless the varying weather conditions, port of Kemi is open for traffic year-round. The bright Northern summers create an ideal conditions for port operations and the mild autumns keep the sea unfrozen for a long time. The Gulf of Bothnia begins to freeze usually in December. Depending on the spring, the solid ice cover starts to get thinner and break apart in March-April and the last bits of ice usually melts during May.
Although the sea is frozen for long, it doesn’t disturb the traffic to the port of Kemi. The state-owned ice breakers keep the main sea routes open and the port area is maintained by the reliable ice breakers and tug boats of Arctia Karhu Ltd.