Climate Overview
The climate in Nakagawa is cool. The average annual temperature is 6°C and approximately 1459mm of precipitation falls per year. Nakagawa receives a notable amount of rainfall throughout the year, including during its driest month. Nakagawa 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 -10°C. Nakagawa experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Nakagawa vary considerably across the year, with a 32°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 22°C with a mean of 19°C. The coldest month is January, when overnight lows fall to -10°C and the daily average is -7°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between October and November, with a 8°C shift in average temperatures.
Precipitation
Nakagawa is a fairly wet location, receiving approximately 1459mm of precipitation annually, which averages out to around 122mm per month. The wettest month is August, averaging 211mm of rainfall. November and October also tend to see above-average precipitation. The driest month is April, with just 75mm. That's 136mm 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. Nakagawa receives heavy snowfall, accumulating around 473cm annually from January through December. The snowiest month is December, with approximately 113cm. Winter travel should account for significant snow cover.
Wind
Nakagawa is relatively calm, with an average annual wind speed of 4km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
87 days until Autumn
It is currently summer in Nakagawa, which began on June 21, 2026. Nakagawa 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 22°C, while the coldest stretch bottoms out in January near -10°C. Autumn is next, beginning on September 23, 2026 — 87 days from now.
Spring
Temperatures range from -4 to 15°C. Precipitation is moderate at around 250mm for the season, averaging 83mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 11 to 22°C. Rainfall is heavy, totalling around 465mm across the season with a monthly average of 155mm. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -1 to 20°C. Rainfall is heavy, totalling around 436mm across the season with a monthly average of 145mm. Expect around 94cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -10 to -2°C. Rainfall is heavy, totalling around 308mm across the season with a monthly average of 103mm. Expect around 289cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for Nakagawa 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.
