Climate Overview
The climate in Ōkuchi-shinohara is temperate. The average annual temperature is 16°C and approximately 2469mm of precipitation falls per year. Ōkuchi-shinohara receives a notable amount of rainfall throughout the year, including during its driest month. Ōkuchi-shinohara 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 2°C. Light snow can occur between January and February.
Temperature
Temperatures in Ōkuchi-shinohara vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 2°C and an average of 6°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.
Precipitation
Ōkuchi-shinohara is a very wet location, receiving approximately 2469mm of precipitation annually, which averages out to around 206mm per month. The wettest month is June, averaging 469mm of rainfall. July and September also tend to see above-average precipitation. The driest month is December, with just 86mm. That's 383mm less than June, 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 February, totalling around 9cm annually. January is the snowiest month with approximately 4cm.
Wind
Ōkuchi-shinohara 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 February, averaging 2km/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. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.
Seasons
93 days until Autumn
It is currently summer in Ōkuchi-shinohara, which began on June 21, 2026. Ōkuchi-shinohara 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 31°C, while the coldest stretch bottoms out in January near 2°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 6 to 24°C. Rainfall is heavy, totalling around 550mm across the season with a monthly average of 183mm. 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 31°C. Rainfall is heavy, totalling around 1077mm across the season with a monthly average of 359mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 8 to 28°C. Rainfall is heavy, totalling around 546mm across the season with a monthly average of 182mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 2 to 12°C. Precipitation is moderate at around 296mm for the season, averaging 99mm per month. Expect around 8cm of snow accumulation during this period. Winds are generally light, averaging 2km/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 Ōkuchi-shinohara 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.
