Climate Overview
The climate in Mitoyo is temperate. The average annual temperature is 16°C and approximately 1927mm of precipitation falls per year. Mitoyo receives a notable amount of rainfall throughout the year, including during its driest month. Mitoyo 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 February, January, December, when temperatures can drop to 3°C. Light snow can occur between January and December.
Temperature
Temperatures in Mitoyo 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 30°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 3°C and an average of 6°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.
Precipitation
Mitoyo is a fairly wet location, receiving approximately 1927mm of precipitation annually, which averages out to around 161mm per month. The wettest month is July, averaging 345mm of rainfall. September and June also tend to see above-average precipitation. The driest month is November, with just 59mm. That's 286mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 23cm annually. January is the snowiest month with approximately 9cm.
Wind
Mitoyo is relatively calm, with an average annual wind speed of 2km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/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
93 days until Autumn
It is currently summer in Mitoyo, which began on June 21, 2026. Mitoyo 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 30°C, while the coldest stretch bottoms out in February near 3°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 6 to 21°C. Rainfall is heavy, totalling around 388mm across the season with a monthly average of 129mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 19 to 30°C. Rainfall is heavy, totalling around 713mm across the season with a monthly average of 238mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 10 to 26°C. Rainfall is heavy, totalling around 587mm across the season with a monthly average of 196mm. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 3 to 10°C. Precipitation is moderate at around 240mm for the season, averaging 80mm per month. Expect around 19cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Mitoyo 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.