Tokushima Climate & Monthly Temperature Overview – Japan

Tokushima Climate

Tokushima, located on the island of Shikoku, Japan, experiences a humid subtropical climate, characterized by hot, humid summers and mild, relatively dry winters. The city’s average temperature ranges from 4°C (39°F) in January, the coldest month, to 28°C (82°F) in August, the warmest month. Summer temperatures often reach into the 30s (80s°F) with high humidity levels, making the air feel oppressive. In contrast, winter temperatures rarely drop below freezing, with average lows around 2°C (36°F). Precipitation is well-distributed throughout the year, with annual average rainfall of around 1,500 mm (59 in).

Average Weather Year-Round

Spring in Tokushima brings pleasant weather conditions with blooming cherry blossoms, starting in late March. April and May see temperatures gradually rise, with average highs in the mid-20s (70s°F) and lows in the mid-10s (50s°F). Rainfall is relatively low during this season, making it an ideal time to explore the scenic countryside surrounding the city.

Summer in Tokushima is hot and humid, with average temperatures in July and August exceeding 28°C (82°F). The combination of high heat and humidity can be uncomfortable, but refreshing sea breezes provide some relief. Rainfall increases during this season, with frequent afternoon thunderstorms.

Autumn in Tokushima offers a respite from the summer heat, with temperatures gradually cooling down. September and October see average highs in the mid-20s (70s°F) and lows in the mid-10s (50s°F). The humidity levels drop, making for more comfortable conditions. Rainfall remains moderate during this season, with occasional showers.

Winter in Tokushima is mild compared to other parts of Japan. Temperatures average around 5-7°C (41-45°F) during the day and drop to near freezing at night. Snowfall is rare, but the city may experience occasional frost. Precipitation levels are relatively low, making winter a good time for outdoor activities such as hiking and cycling.

Summer in Tokushima

Tokushima, nestled in the heart of Japan’s Shikoku Island, experiences a decidedly warm and humid summer. From July to August, the average temperature hovers around 30 degrees Celsius (86 degrees Fahrenheit), with occasional spikes reaching over 35 degrees Celsius (95 degrees Fahrenheit). The average humidity during this period is around 70%, making the heat feel even more oppressive. The city experiences ample rainfall in the summer, with occasional thunderstorms adding to the sultry atmosphere. Despite the scorching temperatures, the ocean breeze provides some respite along the coast.

Winter in Tokushima

In contrast to the summer heat, Tokushima experiences relatively mild winters. From December to February, the average temperature drops to around 5 degrees Celsius (41 degrees Fahrenheit). Although snowfall is rare in Tokushima, temperatures can occasionally dip below freezing, especially during the night. The winter months are generally characterized by clear skies and brisk winds, making it a pleasant time to explore the city’s many attractions. The humidity levels are also lower during this period, providing a refreshing change from the summer’s oppressive air.

Cloud Cover

Tokushima, Japan, experiences a wide range of cloud cover throughout the year. During the summer months, the skies are often clear or partly cloudy, with occasional showers or thunderstorms. In the spring and fall, cloud cover is generally moderate, with a mix of sunny and overcast days. Winter months bring the most cloud cover, with frequent periods of overcast skies and occasional snow flurries.

Cloud Types

The most common cloud type in Tokushima is the cumulus cloud, which appears as fluffy, cotton-like masses. During the summer months, these clouds can develop into towering cumulonimbus clouds, which bring thunderstorms. Cirrus clouds, composed of thin, wispy ice crystals, are also common, especially in the winter months. Stratus clouds, which form a uniform gray layer, are less frequent but can occur during periods of prolonged rain or drizzle.

Annual Precipitation

Tokushima, Japan, receives abundant precipitation throughout the year, with an average annual rainfall of approximately 2,500 millimeters (98 inches). The precipitation is relatively evenly distributed throughout the year, although slightly higher amounts are observed during the summer months, particularly from June to September. During this period, the influence of the monsoon winds brings warm and moist air from the Pacific Ocean, resulting in frequent rainfalls and thunderstorms.

Seasonal Patterns

The seasonal distribution of precipitation in Tokushima is influenced by various factors, including the movement of the Intertropical Convergence Zone (ITCZ) and the location of the subtropical high-pressure system. During the winter months, from December to March, the ITCZ shifts southward, bringing relatively dry conditions to Tokushima. As the ITCZ moves northward during the summer, it creates a convergence zone that favors the development of thunderstorms and heavy rainfall, leading to the highest precipitation levels of the year.

Average Rainfall

Tokushima, Japan, experiences a humid subtropical climate with ample rainfall throughout the year. On average, the city receives approximately 1,500 millimeters (59 inches) of precipitation annually, with the wettest months being June and July, when rainfall typically exceeds 200 millimeters (7.9 inches). The driest period occurs during the winter, with January and February averaging less than 50 millimeters (2 inches) of rainfall.

Seasonal Variation

Rainfall in Tokushima varies significantly throughout the year, influenced by the seasonal movement of the Pacific High and the Baiu front. During the summer months, the city is affected by the Baiu front, a semi-stationary weather front that brings persistent rain and thunderstorms. This results in heavy rainfall, particularly in June and July, often leading to flooding and other weather-related hazards. In contrast, during the winter, the Pacific High dominates, bringing clearer skies and less rainfall.

Tokushima’s Winter Wonderland

Snowfall transforms the prefecture of Tokushima into a captivating winter wonderland. The annual snowfall in Tokushima varies depending on the location and altitude. Higher elevations, such as Mount Tsurugi, receive significant snowfall, while coastal areas experience milder snowfall. The snowfall season typically spans from December to March, with occasional snowfalls extending into April.

The snow-covered landscapes of Tokushima offer breathtaking scenery. The towering peaks of Mount Tsurugi, adorned with a thick blanket of snow, create a majestic backdrop for winter excursions. The serene atmosphere of the forests and valleys is accentuated by the pristine snow, inviting visitors to immerse themselves in the tranquility of nature. The snowfall also transforms the city of Tokushima, coating the streets and buildings in a layer of white, creating a magical and festive ambiance. The city’s lights reflect off the snow, illuminating the streets and casting a warm glow on the wintery scene.

Sunrise and Sunset Times in Tokushima

Tokushima, Japan, experiences varying sunrise and sunset times throughout the year due to its geographical location and the Earth’s orbit around the Sun. The duration of daylight also fluctuates, with longer days in summer and shorter days in winter.

During the summer months (June to August), Tokushima enjoys ample daylight, with sunrise occurring around 5:00 AM and sunset around 7:30 PM. This extended period of sunlight provides plenty of opportunities for outdoor activities and sightseeing. In contrast, winter days (December to February) are much shorter, with sunrise around 7:00 AM and sunset around 5:00 PM. The limited daylight hours may require adjustments to daily schedules and activities.

Seasonal Variations in Sunshine

The amount of sunshine received in Tokushima also varies seasonally. During the summer months, the region experiences more frequent晴天 (hare-ten) or clear skies, with an average of 6-7 hours of sunshine per day. This bright and sunny weather makes it an ideal time for outdoor events, beach visits, and exploring the natural beauty of Tokushima.

In the autumn (September to November), Tokushima transitions into a period of less predictable weather. The frequency of cloudy orrainy days (ame-no-hi) increases, and the average sunshine hours decrease to around 4-5 hours per day. This change in weather brings a sense of tranquility and coziness, making it a suitable time for leisurely walks and indoor activities.

Appearance and Observation

The appearance of the Moon in Tokushima, Japan, can vary based on the time of day, season, and atmospheric conditions. During daytime, the Moon is typically a faint, grayish disk that can be visible in the sky if the sun is not too bright. At night, the Moon appears as a glowing orb, casting a pale light over the surroundings. Its size and brightness change throughout the lunar cycle, from a thin crescent to a full circle. The best time to observe the Moon is during clear nights, when there is minimal cloud cover.

Cultural Significance

The Moon holds cultural significance in Tokushima and other parts of Japan. In traditional Japanese folklore and mythology, the Moon is often associated with the moon goddess Tsukuyomi-no-Mikoto. Temples and shrines dedicated to the moon goddess can be found in Tokushima, such as the Tsukuyomi Jinja in Awa City. The Moon is also a popular subject in Japanese art, literature, and poetry. People in Tokushima may gather during full moon nights for festivals or lunar viewing parties, known as “tsukimi.” These events often involve activities such as赏月（shōgetsu），or moon-viewing, exchanging poems or stories, and offering food and drinks to the moon.

Seasonal Humidity Variations

Tokushima, Japan experiences noticeable seasonal variations in humidity levels. During the summer months (June to September), humidity remains consistently high, reaching an average of around 70-80%. This is primarily due to the warm and moist air masses that originate from the Pacific Ocean.

In contrast, the winter months (December to February) exhibit significantly lower humidity levels. The average humidity during this period often drops to around 50-60%. The cooler temperatures and drier air are influenced by the seasonal presence of cold, dry air masses from the north. Notably, the humidity levels in Tokushima tend to be higher in the coastal areas compared to the inland regions, owing to the proximity to the ocean.

Impact of Humidity on Local Climate and Health

The high humidity levels during the summer months can contribute to a sultry and uncomfortable environment. Residents and visitors alike may experience increased perspiration and heat discomfort. Additionally, the humid conditions can promote the growth and proliferation of mold and mildew, particularly in poorly ventilated areas.

Conversely, the lower humidity levels during the winter months can lead to dry skin and respiratory irritation. Residents may find it necessary to use humidifiers in their homes to maintain a comfortable indoor environment. It’s important to note that maintaining appropriate humidity levels can help alleviate respiratory ailments and allergies.

Current Wind Conditions

As of [current date], the wind in Tokushima, Japan is light and variable, with speeds generally ranging between 5-15 km/h (3-9 mph). The wind direction is predominantly southwesterly, although it may shift slightly throughout the day. The weather forecast indicates that the wind will remain relatively calm and consistent over the next 24 hours.

Historical Wind Patterns

Tokushima is known for its relatively mild wind conditions, with average wind speeds of 10-15 km/h (6-9 mph) throughout the year. However, the city is occasionally affected by typhoons, which can bring strong winds and heavy rainfall. Typhoons typically occur during the summer and early fall months, and they can cause significant damage to infrastructure and property.

Best Season: Spring (April-May)

Spring in Tokushima is a vibrant and picturesque time to visit, characterized by the blooming of cherry blossoms (sakura). The Yoshino River, which flows through the city, becomes a breathtaking sight as its banks are adorned with countless pink and white blossoms. This season also brings warm and pleasant weather, making it ideal for exploring the city’s natural beauty.

Summer (June-August)

Summer in Tokushima is known for its high humidity and hot temperatures. However, it is also a popular time to visit for those who enjoy festivals and fireworks. The Awa Odori Festival, held annually in August, is one of Japan’s most famous dance festivals, attracting millions of visitors. This lively celebration features intricate dance performances and colorful costumes, creating a vibrant summer atmosphere.

Current Status and Potential of Solar Energy in Tokushima

Tokushima Prefecture in Japan boasts ample solar resources, with an average of 4.5 kWh/m2 of solar radiation per day. This favorable climate has prompted significant investments in solar energy projects in recent years. As of 2023, Tokushima’s installed solar capacity exceeds 200 MW, ranking it among the top 10 prefectures in Japan for solar power generation. The prefecture has designated several areas as solar energy parks, offering incentives and support for large-scale solar farms.

Government Initiatives and Local Partnerships

The Tokushima Prefectural Government has played a crucial role in promoting solar energy development. The “Tokushima Solar Energy Plan” aims to increase the prefecture’s solar generation capacity to 500 MW by 2023. Additionally, the government provides subsidies and loans to encourage businesses and individuals to invest in solar panels. To foster collaboration, the prefecture has established a “Solar Energy Council” that brings together industry stakeholders, researchers, and policy makers. By leveraging these partnerships, Tokushima is positioned to further expand its solar energy industry and contribute to Japan’s renewable energy goals.

Mountains and Hills

Tokushima Prefecture is characterized by rugged mountainous terrain, accounting for approximately 80% of its land area. The most prominent peak in the prefecture is Mt. Tsurugi, towering at 1,955 meters. This iconic mountain is known for its challenging hiking trails and stunning views. Other notable mountains include Mt. Ishizuchi, the highest peak on Shikoku Island, and Mt. Hiwasa, known for its scenic ridgeline. The hilly landscape of Tokushima also gives rise to numerous gorges and valleys, such as the Iya Valley, renowned for its picturesque rice terraces and vine bridges.

Rivers and Coasts

Tokushima is traversed by several major rivers, including the Yoshino River, Nishiki River, and Katsuura River. These rivers provide essential water resources and support local agriculture and industries. The coastline of Tokushima spans approximately 190 kilometers and features a diverse range of beaches, including the popular surfing spot of Kaifu Beach and the serene shores of Mugi Beach. The prefecture’s coastal areas are also home to numerous fishing ports and aquaculture facilities, contributing to the local seafood industry.

Tokushima Airport (TKS)

Tokushima Airport, also known as Tokushima Awaodori Airport, is the closest airport to Tokushima, the capital city of Tokushima Prefecture in Japan. It is located approximately 8 kilometers (5 miles) southwest of the city center and offers both domestic and international flights. The airport has a single runway and serves as a hub for Japan Air Commuter, a regional airline operated by Japan Airlines. Tokushima Airport is a convenient gateway to Tokushima and the surrounding region, known for its traditional Awa Odori dance festival and scenic natural landscapes.

Access to Tokushima City and Other Destinations

From Tokushima Airport, travelers can easily reach the city center by bus, taxi, or rental car. The airport bus service is operated by Tokushima Bus and departs from the arrivals terminal. The journey takes approximately 30 minutes and costs around 500 yen. Taxis are readily available outside the airport and offer a more direct and convenient option to reach the city center. For those who prefer to drive, rental cars are available at the airport from several agencies. Tokushima Airport also offers connecting flights to other cities in Japan, including Tokyo, Osaka, and Nagoya.

History and Culture

Tokushima Prefecture, situated on the southeastern coast of Shikoku Island, boasts a rich history and vibrant culture. It was once home to the Awa clan, who ruled the region from the 14th to the late 16th centuries. The prefecture’s cultural heritage is deeply rooted in this era, with many historical sites and artifacts showcasing the clan’s legacy. One of the most prominent attractions is Tokushima Castle, built in 1586 and renowned for its distinctive black exterior. The prefecture is also famous for its Awa Odori festival, a lively dance celebration held annually in August that attracts millions of visitors worldwide.

Nature and Recreation

Nature enthusiasts will find Tokushima Prefecture a paradise, with its diverse landscapes encompassing towering mountains, pristine beaches, and lush forests. The Shikoku Mountains offer ample hiking and trekking opportunities, while the coastline provides excellent surfing, fishing, and kayaking experiences. One of the prefecture’s highlights is Mount Tsurugi, the second-highest peak on Shikoku, known for its breathtaking views and challenging trails. Tokushima is also home to several national parks, including the Iya Valley, renowned for its serene beauty and traditional villages. The Yoshino River, Japan’s longest, meanders through the prefecture, creating picturesque landscapes and offering river rafting and boating activities.