Nerima Climate & Monthly Temperature Overview – Japan

Summer in Nerima:

Nerima experiences hot and humid summers, with average temperatures ranging from 25°C to 30°C (77°F to 86°F). The humidity levels can be quite high, making it feel even warmer. The rainy season typically lasts from June to July, bringing heavy rainfall. Typhoon season also occurs during this time, and the area can be affected by strong winds and heavy rain.

Winter in Nerima:

Winters in Nerima are cold and dry, with average temperatures ranging from 2°C to 7°C (36°F to 45°F). Snowfall is occasional and usually light. The skies are often clear, and the humidity is low. However, cold nights can drop below freezing, so it is important to bundle up. January and February are the coldest months, and temperatures can drop below 0°C (32°F).

Summer in Nerima

Nerima, located in Tokyo, Japan, experiences hot and humid summers with average temperatures ranging from 25°C (77°F) to 30°C (86°F). July and August are the hottest months, with temperatures often reaching over 35°C (95°F) during the daytime. The humidity during this time can be oppressive, making outdoor activities uncomfortable. Nerima residents rely on air conditioning and frequent breaks in shaded areas to cope with the heat.

Winter in Nerima

In contrast to the hot summers, Nerima’s winters are relatively mild, with average temperatures between 5°C (41°F) and 9°C (48°F). The coldest month is January, when temperatures can drop below 0°C (32°F) at night. Nerima typically experiences little snowfall, but cold fronts from Siberia can occasionally bring snow and ice. The lack of central heating in many older buildings can make winters challenging, especially for those without adequate insulation.

Formation of Clouds in Nerima, Japan

Clouds over Nerima, Japan, are influenced by various factors, including geography, atmospheric conditions, and seasonal variations. Nerima’s proximity to the sea significantly impacts cloud formations. Warm, moist air from the Pacific Ocean rises, cooling and condensing to form clouds. Additionally, the area’s topography, consisting of high plateaus and mountains, creates orographic lift, forcing air upward and promoting cloud development.

Types of Clouds in Nerima, Japan

Nerima experiences a diverse array of cloud formations, each with distinct characteristics. Cumulus clouds, commonly known as “fluffy clouds,” often appear during fair weather and are associated with localized updrafts and downdrafts. Stratus clouds are low, gray clouds that cover the sky uniformly, often resulting in overcast conditions. During winter, cirrus clouds, composed of ice crystals, form at high altitudes and appear as thin, wispy streaks. Other cloud types, such as nimbus clouds and altostratus clouds, are also frequently observed in Nerima’s skies.

Seasonal Precipitation Patterns

Nerima, located in western Tokyo, experiences distinct seasonal variations in precipitation. The city receives the majority of its rainfall during the summer months (June to September), with July and August being the wettest months. During this period, heavy rainfall is common due to the influence of the Asian monsoon, which brings warm, moist air from the Pacific Ocean. In contrast, the winter months (December to February) are relatively dry, with precipitation primarily in the form of snow. Nerima’s annual precipitation is approximately 1,500 millimeters (59 inches), which is slightly higher than the average for Japan.

Extreme Precipitation Events

Nerima is susceptible to extreme precipitation events, particularly during the summer months. Intense thunderstorms can lead to localized flooding and damage to infrastructure. One notable event occurred in September 2019 when a major typhoon brought heavy rainfall to the city, resulting in widespread flooding and power outages. The rapid accumulation of water in low-lying areas caused significant disruptions to transportation and businesses. Additionally, Nerima is at risk of snowstorms during the winter, which can lead to traffic congestion and hazardous driving conditions.

Monthly Rainfall Distribution

Nerima experiences a humid subtropical climate, characterized by hot, humid summers and mild winters. The annual rainfall in Nerima is evenly distributed throughout the year, with no distinct dry or wet seasons. The wettest months are June and July, with an average rainfall of around 200 mm per month. The driest month is December, with an average rainfall of around 40 mm.

Seasonal Rainfall Patterns

During the summer months (June to September), rainfall in Nerima is influenced by the East Asian monsoon, which brings warm, moist air from the Pacific Ocean. This moisture condenses and forms heavy rainfall, often accompanied by thunderstorms. In the winter months (December to February), rainfall is less frequent and is typically associated with weak cyclonic systems or cold fronts. The transitional months (March to May and October to November) experience a mix of rainfall patterns, with occasional showers and thunderstorms interspersed with periods of drier weather.

Snowfall Measurement and Accumulation

Nerima, a ward in northwestern Tokyo, Japan, experiences regular snowfall during the winter months. The Japan Meteorological Agency reports snowfall amounts at their Nerima observation station, providing valuable data for understanding the local climate. On average, Nerima receives approximately 10-15 cm of snow annually, with the heaviest snowfall typically occurring in January or February. However, snowfall can vary significantly from year to year, with some winters experiencing higher snowfall totals and others seeing less.

Impact on Transportation and Daily Life

Snowfall in Nerima can have a significant impact on transportation and daily life. Heavy snowfall can lead to disruptions in train and bus services, making it difficult for residents to get to work or school. Roads may also become impassable, causing traffic delays and potential hazards. Snowfall can also create hazardous conditions for pedestrians, as sidewalks and roads may become slippery and difficult to navigate. Additionally, snow accumulation can put a strain on the electrical grid, leading to power outages if the snow becomes too heavy on power lines.

Weather Summary

Nerima, located in Tokyo, Japan, experiences a humid subtropical climate with distinct seasonal variations. The sun plays a significant role in shaping the weather patterns in Nerima. During the summer months (June to September), the sun shines brightly, providing ample warmth and humidity. Average daily temperatures range from 25°C (77°F) to 35°C (95°F), with humidity levels often exceeding 70%. The intense sunshine can lead to high levels of UV radiation, requiring precautions to avoid sunburn.

Seasonal Variations

The sun’s position and intensity change throughout the year, influencing Nerima’s seasonal weather patterns. In the winter months (December to February), the sun sits lower in the sky, resulting in shorter days and less intense sunlight. Average temperatures drop significantly, ranging from 5°C (41°F) to 10°C (50°F). Despite the reduced sunshine, Nerima receives occasional snowfall, adding a wintery charm to the city. During the spring and autumn months (March to May and October to November), the sun gradually transitions between its summer and winter positions. The weather during these periods is generally mild, with average temperatures ranging from 15°C (59°F) to 20°C (68°F) and lower humidity levels. The sun provides pleasant warmth, making these seasons ideal for outdoor activities.

Historical Significance

The Moon in Nerima, Japan, holds a special place in astronomical history. In 1999, the Lunar and Planetary Society unveiled a monument to commemorate the 30th anniversary of the Apollo 11 moon landing. The bronze sculpture, named “The Moon in Nerima,” depicts a large, crescent-shaped moon with the Apollo 11 insignia prominently featured. The monument serves as a reminder of the historic achievement and the enduring fascination with space exploration.

Public Landmark and Cultural Symbol

Beyond its historical significance, the Moon in Nerima has become a popular public landmark and a beloved symbol of the area. The sculpture is situated in Hikarigaoka Park, a vibrant green space that attracts locals and visitors alike. Its proximity to the Hikarigaoka Station on the Seibu Ikebukuro Line makes it easily accessible. The monument has been incorporated into the local culture, appearing in various forms of art, literature, and even on merchandise. Its presence in the heart of Nerima fosters a sense of community and pride among the residents.

Humidity in Nerima, Japan

Nerima, a bustling ward in northwestern Tokyo, Japan, experiences a humid subtropical climate characterized by hot and humid summers, and relatively mild winters. Humidity levels in Nerima tend to be high throughout the year due to its proximity to the ocean and the surrounding mountains.

During the summer months, from June to August, humidity levels soar, often reaching 80% or higher. The combination of high temperatures and humidity can make it uncomfortable to be outdoors for extended periods, leading to heat exhaustion or heatstroke. The Japanese government has implemented various measures to mitigate the effects of summer heat and humidity, including issuing heat alerts and promoting the use of air conditioning.

Wind Speed and Direction in Nerima, Japan

Nerima, located in western Tokyo, Japan, experiences moderate wind speeds throughout the year. The average annual wind speed is around 3.7 meters per second (13.3 kilometers per hour). The wind direction is predominantly from the west-southwest during most seasons. In the spring and summer months, the wind tends to be more southwesterly, while in the fall and winter, it becomes more northwesterly. The strongest winds typically occur during the typhoon season, which runs from July to October. During these months, wind speeds can reach up to 30 meters per second (108 kilometers per hour).

Impact of Wind on Local Life and Economy

The wind in Nerima has a noticeable impact on the daily lives of residents and the local economy. The strong winds during the typhoon season can cause damage to buildings, power lines, and trees. In addition, the wind can disrupt outdoor activities such as sports, festivals, and transportation. The moderate wind speeds throughout the rest of the year provide favorable conditions for wind energy generation. Nerima has several wind turbines installed to harness this renewable energy source. Furthermore, the prevailing wind direction from the west-southwest helps disperse air pollution from the Tokyo metropolitan area, contributing to cleaner air quality in Nerima.

Spring (March-May):

Spring in Nerima offers an enchanting spectacle of blooming cherry blossoms. The city’s numerous parks and gardens burst into vibrant colors, creating a breathtaking canvas of pink and white petals. Strolling along the Mejiro Gardens or visiting the Rikugien Gardens during this time becomes an unforgettable experience. Additionally, the warm spring weather is ideal for exploring Nerima’s many attractions, such as the Nerima Hikarigaoka Park, known for its iconic Fuji TV tower, and the Shakujiii Park, offering serene ponds and a picturesque Japanese garden.

Autumn (September-November):

Autumn in Nerima brings a different kind of beauty, as the leaves of the deciduous trees transform into vibrant hues of gold, orange, and crimson. The city’s streets and parks become a kaleidoscope of colors, inviting visitors to admire the stunning foliage. One of the best ways to experience the autumn colors is to take a walk through the Shakujiii Park or visit the historic Jindaiji Temple, where the maple trees create a breathtaking spectacle. The mild autumn weather also provides ample opportunities for outdoor activities, such as hiking in the nearby Tsurumaki Park or visiting the Nerima Art Forest, an outdoor art museum featuring a collection of contemporary sculptures.

Current Status of Solar Energy in Nerima

Nerima, a ward in Tokyo, Japan, is actively promoting the use of solar energy to reduce its environmental impact and contribute to sustainable energy goals. As of 2023, the ward boasts approximately 10,000 residential solar installations, generating a combined capacity of over 15 megawatts. This places Nerima among the leading wards in Tokyo in terms of solar power adoption.

Government Initiatives and Support

The Nerima government has implemented several initiatives to encourage the widespread adoption of solar energy. These include financial incentives such as subsidies, tax breaks, and loans for homeowners and businesses who install solar systems. Additionally, the ward provides technical assistance and educational resources to residents and businesses interested in solar energy. These measures have played a significant role in driving the growth of solar power in Nerima.

Topography: Rivers and Streams

Nerima Ward is situated on the Musashino Terrace, an elevated plain formed by ancient river deposits. The area is characterized by a gentle slope from the northwestern to the southeastern parts. Several rivers and streams flow through Nerima, including the Shakuji River, the Zenpukuji River, and the Kanda River. These waterways have played a significant role in shaping the topography and environment of the ward. The Shakuji River, in particular, forms a scenic valley along its course, providing a green and recreational space for residents.

Topography: Heights and Lowlands

Nerima Ward exhibits a varied topography, featuring both elevated areas and lowlands. The highest point in the ward is the peak of Mount Tenjo, located in the northwestern corner of the area. Standing at 58.1 meters above sea level, Mount Tenjo offers panoramic views of the surrounding landscape. In contrast, the lowest point in Nerima is the area along the Kanda River, which lies at approximately 5 meters above sea level. This variation in elevation contributes to the distinct character of the ward, creating a diverse topography that ranges from gentle slopes to rugged hills.

Nearest Airport to Nerima, Japan

Nerima is a special ward located in the western part of Tokyo, Japan. It is home to a population of over 700,000 people and is a major commercial and residential area. Despite its size and importance, Nerima does not have its own airport. The nearest airport to Nerima is Tokyo Haneda International Airport (HND), which is located approximately 25 kilometers (16 miles) to the south. Haneda Airport is one of the busiest airports in the world, handling over 80 million passengers annually. It serves as a major hub for both domestic and international flights, making it a convenient option for travelers to and from Nerima.

Alternative Options

In addition to Tokyo Haneda International Airport, there are several other airports in the Tokyo area that may be convenient for travelers to Nerima. These include:

• Narita International Airport (NRT): Located approximately 60 kilometers (37 miles) to the east of Nerima, Narita Airport is another major international airport serving the Tokyo area. It handles over 40 million passengers annually and is a major hub for flights to and from Asia and North America.
• Ibaraki Airport (IBR): Located approximately 80 kilometers (50 miles) to the northeast of Nerima, Ibaraki Airport is a smaller airport that primarily serves domestic flights. It is a good option for travelers looking for a more convenient and less crowded airport experience.

History and Culture

Nerima is a vibrant district in northwestern Tokyo, Japan. Its history dates back to the Edo period when it was a farming village. In the late 19th century, Nerima became a popular destination for recreation and leisure, with the establishment of the Nerima Onsen hot springs. Today, Nerima is a bustling urban center known for its parks, shopping centers, and cultural attractions.

Local Attractions

Nerima boasts a wide range of attractions, including historic temples, modern museums, and family-friendly parks. The Nerima Daishi Temple, built in the 17th century, is a popular pilgrimage site. The Nerima Art Museum showcases a diverse collection of contemporary art from Japan and around the world. For outdoor enthusiasts, Kasai Rinkai Park offers scenic walking trails, a water playground, and a bird sanctuary. Hikarigaoka Park is another green oasis, home to a beautiful rose garden and a children’s amusement park.