Climate Insights for Imabetsu

The climate in Imabetsu is temperate. The average annual temperature is 12°C and approximately 1237mm of precipitation falls per year. Imabetsu receives a notable amount of rainfall throughout the year, including during its driest month. Imabetsu is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to -1°C. Snowfall occurs from January to December, with around 134cm accumulating over the season.

Temperatures in Imabetsu vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 24°C. The coldest month is January, when overnight lows fall to -1°C and the daily average is 1°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Imabetsu is a fairly wet location, receiving approximately 1237mm of precipitation annually, which averages out to around 103mm per month. The wettest month is August, averaging 182mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 75mm. That's 107mm less than August, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 134cm accumulating over the season. January typically sees the most snow at around 42cm.

Imabetsu is moderately windy, with an average annual wind speed of 27km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 33km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 21km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 12km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 32km/h in winter, 28km/h in spring, 22km/h in summer, 27km/h in autumn.

It is currently spring in Imabetsu, which began on March 20, 2026. Imabetsu 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 August at around 26°C, while the coldest stretch bottoms out in January near -1°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Imabetsu is during June, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 100mm per month. By contrast, August can be uncomfortably hot with highs reaching 26°C, while January is the coldest period with lows dropping to -1°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 Imabetsu 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.