Shinagawa

Stay up to date with the latest weather conditions in Shinagawa. Below you will find current data, forecasts, and helpful weather charts.

The climate in Shinagawa, located in Japan, is temperate with four distinct seasons. The city experiences significant temperature variations throughout the year, allowing travelers to enjoy a variety of weather conditions depending on when they visit.

Summers, especially in July and August, are quite hot in Shinagawa, with average temperatures reaching 26-28°C and highs often exceeding 30°C. In contrast, winters are cool, with average temperatures in January and December around 5-7°C, occasionally dropping close to zero. Spring (March–May) and autumn (September–November) offer milder and more comfortable temperatures, perfect for walking and sightseeing.

Regarding precipitation, it is distributed throughout the year; however, the period from June to October sees a slight increase in rainy days, peaking at 15-16 days per month, although total rainfall remains moderate. The lowest rainfall and fewest rainy days occur during the winter months, particularly in December and January.

The climate in Shinagawa is characterized by noticeable seasonal temperature changes. The coldest month is usually January, with an average temperature of about 4.8°C and night minimums dropping to 0.5°C. Conversely, August is the hottest month, with an average temperature of 27.6°C and daytime highs often reaching 30.6°C. Thus, the annual temperature cycle shows a transition from a cool, and occasionally near-freezing winter, to a hot summer.

Summer months, especially July and August, are quite hot and generally humid in Shinagawa. In July, the average temperature stays around 26.4°C (ranging from 23.5°C to 29.3°C), and in August it gets even warmer—averaging 27.6°C (from 24.7°C to 30.6°C). June is also warm, with an average temperature of 22.2°C. The difference between day and night temperatures in summer is relatively small, about 5-6°C, indicating the warm nights typical of the region during this season.

Winter in Shinagawa, spanning December, January, and February, brings cool weather. The average temperature in December is 7.0°C, dropping to 4.8°C in January, the coldest month, when daytime highs rarely exceed 9.0°C and night minimums approach zero (0.5°C). It warms up slightly in February, with the average temperature rising to 6.0°C. Diurnal temperature fluctuations in winter are slightly larger than in summer, at about 8-9°C, meaning a more noticeable difference between daytime warmth and nighttime chill.

Shinagawa exhibits a certain seasonality in precipitation patterns throughout the year. While there is no intense monsoon season like in some other regions, there are clearly defined periods with higher and lower chances of rain.

The wettest period in Shinagawa occurs during the summer and early autumn months. From June to October, the number of rainy days increases significantly, peaking in July with an average of about 16 rainy days. In terms of rainfall volume, June and October stand out, each averaging 7 mm. During these months, rain occurs more frequently, though intensity can vary.

The driest months of the year are December, January, and February. December sees the least amount of precipitation—only about 1 mm—with approximately 6 rainy days. In January and February, precipitation remains low (around 2 mm), with 6 and 9 rainy days respectively. Given the average winter temperatures, especially the minimums (from 0.5°C to 1.8°C), precipitation in these months can fall as light rain or possibly sleet, though heavy snowfall is unlikely due to the overall low precipitation levels.

When planning a trip to Shinagawa, it is important to consider the distinct change of seasons so that your wardrobe matches the weather. Winter months (December–February) bring cool weather, with average temperatures around 5-7°C and overnight frosts. During this time, you will need a warm jacket, sweaters, a hat, gloves, and a scarf. Spring (March–May) and autumn (September–November) are transitional periods with milder but changeable weather, where temperatures range from 10°C to 24°C. Layering is ideal for these seasons: light jackets or trench coats, jumpers, and T-shirts. Although total precipitation may be low, especially in winter, the frequency of rainy days throughout the year (from 6 to 16 per month) makes an umbrella or a light waterproof jacket a reliable companion.

Summer in Shinagawa (June–August) is warm and humid, with average temperatures of 22-28°C, often rising above 30°C. This period also sees a significant amount of rainfall, particularly in June and July. It is recommended to pack light, breathable clothing made of natural fabrics, sunscreen, and a hat for sun protection. Of course, even in summer, don't forget an umbrella or a light raincoat. Regardless of the time of year, you will need comfortable shoes to explore Shinagawa and its surroundings, as many attractions are best seen on foot. The principle of layering will be useful year-round, allowing you to easily adapt to temperature changes throughout the day and when moving between the outdoors and air-conditioned spaces. Also, don't forget to bring a power adapter if your devices require one.