Climate Insights for Tonekābon

The climate in Tonekābon is cool. The average annual temperature is 10°C and approximately 1450mm of precipitation falls per year. Tonekābon receives a notable amount of rainfall throughout the year, including during its driest month. Tonekābon is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -4°C. Tonekābon experiences heavy snowfall, typically from January through December.

Temperatures in Tonekābon vary considerably across the year, with a 27°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 23°C with a mean of 20°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is -1°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between April and May, with a 7°C shift in average temperatures.

Tonekābon is a fairly wet location, receiving approximately 1450mm of precipitation annually, which averages out to around 121mm per month. The wettest month is September, averaging 177mm of rainfall. October and July also tend to see above-average precipitation. The driest month is January, with just 85mm. That's 92mm less than September, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Tonekābon receives heavy snowfall, accumulating around 361cm annually from January through December. The snowiest month is February, with approximately 86cm. Winter travel should account for significant snow cover.

Tonekābon is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

It is currently summer in Tonekābon, which began on June 21, 2026. Tonekābon is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 23°C, while the coldest stretch bottoms out in January near -4°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Tonekābon is during June, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 92mm per month. By contrast, July can be uncomfortably hot with highs reaching 23°C, while January is the coldest period with lows dropping to -4°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Tonekābon based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.