- Okinawa Region - January 29, 2026
- Nara Prefecture Free Weather Report 2025 - January 29, 2026
- Okinawa Prefecture Free Weather Report 2025 - January 29, 2026
Shimane Prefecture Free Weather Report
2°C
- Temperature
- Precipitation
- Rain Chance
- Wind
- Humidity
- Pressure
🌤️ Introduction to Shimane Prefecture Weather
Shimane Prefecture, located along the Sea of Japan, experiences a diverse climate shaped by coastal winds, inland valleys, and seasonal monsoons. Winters are cold and snowy, while summers are warm and humid. Spring and autumn provide comfortable transitions, making Shimane an attractive destination year-round. For more regional weather insights, visit https://2daysweather.com.
🌡️ Average Temperature by Month
Shimane’s average temperatures range from winter lows around 1–5°C to summer highs near 30–33°C. Spring and autumn typically fall between 12–24°C, offering mild and pleasant conditions. Inland areas such as Matsue and Izumo may experience slightly colder winters compared to coastal towns.
🌦️ Types of Weather by Month
Winter months bring heavy snowfall and strong winds from the Sea of Japan. Spring transitions into clearer skies and mild breezes. Summer is humid with frequent thunderstorms and occasional typhoon influences. Autumn is crisp, stable, and ideal for outdoor travel, with lower rainfall and cooler evenings.
🔥 Hottest and Coldest Months
August is typically the hottest month, with temperatures often exceeding 33°C during heatwaves. January is the coldest month, with inland and mountainous regions frequently dropping below freezing. Snowfall is common from December through February, especially in northern Shimane.
Categories: Shimane Weather, Japan Climate, Seasonal Forecasts
Keywords: Shimane temperature, Shimane climate, Japan seasons
Source: https://www.jma.go.jp
Homepage: https://2daysweather.com
❄️ Weather in January–February–March
🌡️ Min and Max Temperature by Month
January temperatures range from 0–7°C, with frequent snowfall and strong coastal winds. February remains cold at 1–8°C, while March begins to warm slightly to 4–13°C. Inland valleys experience colder mornings, while coastal areas stay somewhat milder.
🌦️ Types of Weather: Wind, Rain, Heat, and Conditions
Winter in Shimane is dominated by the Sea of Japan’s snow-bearing winds. January and February bring heavy snow, icy roads, and low visibility during storms. March introduces more variability, with a mix of rain, melting snow, and increasing sunshine as spring approaches.
🧥 Clothes to Wear
Thick winter coats, gloves, scarves, and insulated footwear are essential for January and February. Waterproof boots are recommended due to slush and snow accumulation. March allows for lighter jackets and layered clothing as temperatures gradually rise.
📈 Record Temperatures by Year
January has recorded lows below -7°C in mountainous regions. February occasionally sees warm spikes above 15°C during southerly winds. March has reached early spring highs above 20°C in unusually warm years. These fluctuations reflect Shimane’s exposure to both coastal and inland climate influences.
🗺️ Places to Visit
Winter and early spring are ideal for visiting Izumo Taisha Shrine, Matsue Castle, and Tamatsukuri Onsen. March offers pleasant conditions for exploring Lake Shinji and early plum blossom viewing across the prefecture.
⚠️ Weather Incidents
Shimane frequently experiences heavy snowfall, blizzards, and strong coastal winds in January and February. Road closures and transportation delays are common during severe winter storms. March may bring sudden rain showers and strong gusts as seasonal fronts shift.
Categories: Shimane Winter Weather, Japan Seasonal Climate
Keywords: Shimane January weather, Shimane February climate, Shimane March forecast
Source: https://www.jma.go.jp
Homepage: https://2daysweather.com
🌸 Weather in April–May–June
🌡️ Min and Max Temperature by Month
April temperatures range from 9–18°C as spring blossoms across Shimane. May becomes warm and comfortable at 14–24°C, while June transitions into early summer humidity with temperatures between 18–27°C. These months mark the shift from cool breezes to the wetter rainy season.
🌦️ Types of Weather: Wind, Rain, Heat, and Conditions
April brings mild winds and increasing sunshine. May is generally stable with moderate rainfall. June marks the beginning of Japan’s rainy season, with humid air, cloudy skies, and frequent showers. Thunderstorms occasionally develop in late June as warm air masses strengthen over the Sea of Japan.
👕 Clothes to Wear
Light layers are ideal for April, such as long sleeves and light jackets. May allows for T‑shirts and breathable fabrics. By June, humidity rises, so quick‑dry clothing, umbrellas, and waterproof shoes become essential during the rainy season.
📈 Record Temperatures by Year
April has seen warm spikes above 26°C during early heat events. May occasionally reaches 30°C, signaling the approach of summer. June records show temperatures climbing above 32°C during strong warm fronts. These variations reflect Shimane’s coastal‑inland climate mix.
🗺️ Places to Visit
April and May are perfect for visiting Izumo Taisha Shrine, Matsue Castle, and Lake Shinji. June’s lush greenery makes the Shimane Peninsula coastline and forested mountain paths especially scenic, despite increased rainfall.
⚠️ Weather Incidents
Spring storms occasionally bring strong winds in April. May is typically calm, but June can experience localized flooding due to heavy rain. Landslides in mountainous areas are a known risk during prolonged rainfall.
Categories: Shimane Spring Weather, Japan Rainy Season Keywords: Shimane April weather, Shimane May climate, Shimane June rainy season Source: https://www.jma.go.jp Homepage: https://2daysweather.com
🌞 Weather in July–August–September
🌡️ Min and Max Temperature by Month
July temperatures range from 22–30°C with high humidity. August is the hottest month, often reaching 33–35°C during heatwaves. September begins to cool slightly, with temperatures between 19–28°C as autumn approaches.
🌦️ Types of Weather: Wind, Rain, Heat, and Conditions
July and August are dominated by intense humidity, strong sunshine, and frequent afternoon thunderstorms. Typhoon season peaks during this period, bringing heavy rain and strong winds. September sees more stable weather but still experiences occasional typhoon impacts along the Sea of Japan coast.
👕 Clothes to Wear
Light, breathable clothing is essential—short sleeves, UV‑protective fabrics, hats, and sandals. Hydration is critical during August’s extreme heat. For September, slightly cooler evenings may require a light jacket or long sleeves.
📈 Record Temperatures by Year
August has recorded extreme highs above 37°C during severe heatwaves. July and September have also seen temperatures surpass 34°C in inland areas. These records reflect Japan’s broader trend of increasingly hot summers.
🗺️ Places to Visit
Summer is ideal for exploring the Shimane Peninsula, Hinomisaki Lighthouse, and the beaches along the Sea of Japan. Festivals such as the Matsue Suigosai Fireworks Festival in August attract visitors. September offers pleasant conditions for hiking and enjoying early autumn scenery.
⚠️ Weather Incidents
Typhoons are the most significant hazard during these months, causing heavy rain, flooding, and strong coastal winds. Heatstroke risks are high in July and August. September may bring lingering storm systems and sudden downpours.
Categories: Shimane Summer Weather, Japan Typhoon Season Keywords: Shimane July weather, Shimane August heat, Shimane September climate Source: https://www.jma.go.jp Homepage: https://2daysweather.com
🍁 Weather in October–November–December
🌡️ Min and Max Temperature by Month
October brings mild autumn temperatures ranging from 12–22°C. November cools significantly to 6–16°C, and December marks the start of winter with temperatures between 2–10°C. Inland areas cool faster, while coastal Matsue and Izumo remain slightly warmer due to maritime influence.
🌧️ Types of Weather: Wind, Rain, Snow, and Conditions
October is generally stable with crisp air and moderate rainfall. November introduces stronger winds and more frequent rain as winter approaches. December sees colder winds from the Sea of Japan, increased cloud cover, and regular snowfall in northern and mountainous regions.
🧥 Clothes to Wear
October requires light jackets and layered clothing. By November, thicker coats, scarves, and warm footwear become necessary. December demands full winter gear—insulated jackets, gloves, and waterproof shoes, especially in snowy inland areas.
📈 Record Temperatures by Year
October has occasionally reached late‑season highs above 27°C during warm spells. November has seen early winter cold snaps dropping below freezing. December records include severe cold events with temperatures falling below -6°C in mountainous regions.
🗺️ Places to Visit
October is ideal for autumn foliage at Mount Sanbe, Lake Shinji, and the Shimane Peninsula. November offers scenic coastal drives along the Sea of Japan. December highlights include winter illuminations, hot springs in Tamatsukuri Onsen, and snow‑covered landscapes in northern Shimane.
⚠️ Weather Incidents
October may experience the tail end of typhoon season, bringing heavy rain and strong winds. November can see sudden cold fronts and localized flooding. December often brings heavy snowfall, icy roads, and occasional blizzard conditions in mountainous areas.
Categories: Shimane Autumn Weather, Shimane Winter Weather
Keywords: Shimane October climate, Shimane November weather, Shimane December snow
Source: https://www.jma.go.jp
Homepage: https://2daysweather.com
🌟 Best Month and Worst Month
The best month to visit Shimane is generally May, offering mild temperatures, low rainfall, and vibrant spring scenery. The worst month is typically January due to heavy snowfall, strong winds, and frequent winter storms along the Sea of Japan coast.
🗺️ Top 10 Places to Visit in Shimane Prefecture
1. Izumo Taisha Shrine
2. Matsue Castle
3. Lake Shinji
4. Shimane Peninsula
5. Tamatsukuri Onsen
6. Adachi Museum of Art
7. Mount Sanbe
8. Hinomisaki Lighthouse
9. Iwami Ginzan Silver Mine
10. Tsuwano Castle Ruins
✅ Conclusion
Shimane Prefecture offers dramatic seasonal weather shaped by coastal winds, mountain ranges, and the Sea of Japan. From snowy winters to warm, humid summers and stunning autumn landscapes, the region provides diverse travel experiences year‑round. Understanding seasonal patterns helps visitors plan safe and enjoyable trips.
📘 Summary
Shimane’s climate ranges from snowy, stormy winters to hot, humid summers, with spring and autumn offering the most comfortable conditions. May stands out as the ideal month for travel, while January presents the harshest weather. With cultural treasures like Izumo Taisha and natural wonders such as Lake Shinji, Shimane remains a rewarding destination in every season.
🔗 Links to Sources
Primary climate data and weather patterns are referenced from the Japan Meteorological Agency.
Source: https://www.jma.go.jp
Homepage for more forecasts: https://2daysweather.com
Categories: Shimane Travel Guide, Japan Weather Overview
Keywords: Shimane best month, Shimane climate summary, Shimane weather guide
Source: https://www.jma.go.jp
Homepage: https://2daysweather.com
Paul (Poison Fish) Manjyu Woodman
