Climate Insights for Akkeshi

The climate in Akkeshi is cool. The average annual temperature is 8°C and approximately 1080mm of precipitation falls per year. Akkeshi receives a notable amount of rainfall throughout the year, including during its driest month. Akkeshi is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, July. The coldest months are February, January, December, when temperatures can drop to -6°C. Snowfall occurs from January to December, with around 113cm accumulating over the season.

Temperatures in Akkeshi vary considerably across the year, with a 26°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 20°C with a mean of 19°C. The coldest month is February, when overnight lows fall to -6°C and the daily average is -3°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Akkeshi is a moderately rainy area, receiving approximately 1080mm of precipitation annually, which averages out to around 90mm per month. The wettest month is August, averaging 176mm of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 44mm. That's 132mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 113cm accumulating over the season. January typically sees the most snow at around 32cm.

Akkeshi is moderately windy, with an average annual wind speed of 26km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 31km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 19km/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 28km/h in winter, 27km/h in spring, 21km/h in summer, 27km/h in autumn.

It is currently spring in Akkeshi, which began on March 20, 2026. Akkeshi 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 20°C, while the coldest stretch bottoms out in February near -6°C. Summer is next, beginning on June 21, 2026 — 90 days from now.

The best time to visit Akkeshi is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 86mm per month. By contrast, August can be uncomfortably hot with highs reaching 20°C, while February is the coldest period with lows dropping to -6°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 Akkeshi 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.