Urayasu

Planning your day in Urayasu? Check out the latest weather data, forecasts, and helpful charts in this section.

Urayasu, located in Japan, has a humid subtropical climate with four distinct seasons. The city is characterized by mild, relatively dry winters and hot, humid summers. Overall, the weather allows for comfortable trip planning throughout most of the year, though seasonal characteristics should be taken into account.

Winter in Urayasu (December–February) is cool, with average temperatures around 5–7°C and the lowest amount of precipitation. Spring (March–May) brings gradual warming, with temperatures rising from 10°C to a comfortable 19°C, while the number of rainy days increases. Summer (June–August) is the hottest and most humid time of year, with average temperatures reaching 23–28°C. June and July are notable for higher precipitation and the highest number of rainy days. Autumn (September–November) offers a pleasant drop in temperature after the summer heat, though October can also be quite rainy before the weather becomes drier and cooler by November.

Data analysis shows that despite the moderate total precipitation in millimeters, certain months such as June, July, and October see a significant number of rainy days (around 15). This can indicate periods of more frequent rainfall, typical of the early summer rainy season known in Japan as "tsuyu," as well as the autumn period when the region may be influenced by typhoons. Thus, Urayasu offers travelers a variety of weather conditions, allowing you to choose the optimal time for a visit based on personal preference.

Urayasu experiences a significant annual temperature range typical of its climate zone. The coldest month is January, with an average temperature of about 5.1°C, while nightly lows can drop to 1.1°C and daily highs rarely exceed 9.2°C. In contrast, the peak of the heat occurs in August, with an average temperature of 28.1°C, when daytime temperatures regularly reach 31.0°C and nights remain very warm, with a minimum temperature around 25.1°C.

The summer months in Urayasu, from June to August, are characterized by the hot and humid weather typical of Japan. In June, the average temperature stays at 22.6°C (minimum 19.5°C, maximum 25.7°C), gradually rising in July to 26.8°C (minimum 23.9°C, maximum 29.7°C). August is the height of the summer heat, offering the highest temperatures of the year. During this period, be prepared for high temperatures both day and night, requiring appropriate light clothing and sun protection.

Winter in Urayasu, spanning December, January, and February, brings cool weather, but usually without severe frosts. Average temperatures range from 5.1°C in January to 7.4°C in December. Nighttime temperatures can approach freezing, especially in January (1.1°C), while during the day the thermometer usually rises to 9-11°C. Throughout the year, there are noticeable daily temperature fluctuations: the difference between daytime highs and nighttime lows can be about 6-8°C, which is particularly felt in the winter and spring months, while in summer this difference is somewhat less pronounced.

Urayasu experiences noticeable variability in precipitation patterns throughout the year, although total monthly rainfall volumes are not extremely high. Instead, the key factor is the frequency of rainy days, which varies from month to month, defining wetter and drier periods for trip planning.

The wettest months in Urayasu, in terms of both rainfall amount and frequency, are June and October, when an average of 7 mm of precipitation falls and the number of rainy days reaches 15. July is also characterized by high humidity with 6 mm of rainfall and 15 rainy days. These periods correspond to the traditional "tsuyu" rainy season in early summer and the potential influence of autumn weather systems. It is also worth noting May and September, where the number of rainy days is also quite high (14 days), although total precipitation is slightly lower (4 mm and 6 mm respectively). This suggests that rainfall in these months may be frequent but not necessarily heavy.

On the other hand, Urayasu also has a distinct dry season. The driest months are December and January, when only 1-2 mm of precipitation falls, and the number of rainy days is minimal—about 6 days per month. February is also among the dry months with 2 mm of rainfall and approximately 8 rainy days. During these winter months, the likelihood of catching prolonged rain is significantly lower, making them more predictable in terms of precipitation. Overall, Urayasu is characterized by a situation where even in "rainy" months, precipitation may be more regular than intense.

When planning a trip to Urayasu, it's important to choose the right wardrobe to stay comfortable in any weather. Regardless of the season, comfortable shoes for long walks are your best ally. The principle of layering your clothes is also relevant year-round, allowing you to adapt to temperature changes throughout the day. In winter (December–February), when average temperatures hover around 5–7°C and can drop to 1–3°C at night, you will need a warm jacket or coat, a sweater, a hat, gloves, and a scarf. Although there is little precipitation at this time, a light waterproof jacket may come in handy for the occasional rain. In spring (March–May), the temperature gradually rises from 10°C to 19°C, but the weather can be changeable, and the number of rainy days increases, especially in May. Bring a light jacket (preferably waterproof), jumpers, t-shirts, and, of course, an umbrella.

Summer in Urayasu (June–August) is a hot and humid period with average temperatures of 23–28°C, and daily highs can reach 31°C. June and July also feature the highest number of rainy days (about 15), so light, breathable clothing made of natural fabrics, a hat, sunscreen, and a reliable umbrella or light raincoat are essential. In autumn (September–November), the weather becomes cooler and more pleasant, with temperatures gradually decreasing from 24°C in September to 13°C in November. September and especially October still have quite a few rainy days, so an umbrella remains necessary. Layered clothing works best: t-shirts, shirts, light sweaters, jeans or trousers, as well as a windbreaker or a mid-season jacket, especially closer to November.