Hadano

Stay updated with the latest weather conditions in Hadano. Below you will find current data, forecasts, and helpful weather charts.

The climate in Hadano, Japan, can be described as temperate with four distinct seasons. The city experiences significant temperature fluctuations throughout the year, allowing visitors to enjoy the unique charms of every season. Overall, the weather here is characterized by a notable transition from cool winters to warm and humid summers.

The summer months, especially July and August, are the warmest, with average high temperatures reaching 27-28°C. This period also features the highest rainfall and number of rainy days, indicating increased humidity. In contrast, winters are quite cool, with average January temperatures around 3.4°C, sometimes dropping below freezing. Spring and autumn offer pleasant, moderate temperatures, making these seasons comfortable for visiting. Precipitation is distributed throughout the year, but peaks during the summer and autumn months.

The climate in Hadano is characterized by significant seasonal temperature fluctuations. The hottest month is typically August, when the average temperature reaches 25.4°C and daytime highs can rise to 28.4°C. August nights are also warm, with an average minimum temperature of around 22.5°C. Conversely, January is the coldest month, with an average temperature of just 3.4°C. In January, nighttime temperatures can drop below freezing (averaging -0.4°C), and daytime highs rarely exceed 7.2°C. Thus, the annual range of average temperatures is quite wide, reflecting the change of four distinct seasons.

Summer months in Hadano, especially July and August, feature warm and sometimes hot weather. Average daytime temperatures during this period range from 23°C to 28°C, while nighttime temperatures remain comfortable, in the 16.7°C - 22.5°C range. June marks the beginning of summer with a gradual temperature rise, reaching an average of 20.0°C. Daily temperature fluctuations in summer are somewhat smoothed out compared to other seasons, with the difference between the daytime high and the nighttime low being about 6-7°C.

Winter in Hadano, covering December, January, and February, brings cool weather. Average temperatures in these months vary from 3.4°C to 5.7°C. Nighttime frosts are most likely in January. Daytime temperatures in winter usually stay within 7-10°C. Transitional seasons—spring (March–May) and autumn (September–November)—are characterized by gradual temperature changes. In spring, the temperature rises from an average of 8.3°C in March to 16.6°C in May, and in autumn, it decreases from 22.0°C in September to 11.1°C in November. During these periods, the difference between daytime and nighttime temperatures can be more pronounced, reaching 8-9°C.

The city of Hadano experiences notable seasonal variations in precipitation patterns. Generally, there is a wetter period spanning late spring, summer, and early autumn, and a drier winter season. This means that the amount and frequency of rain change throughout the year.

The heaviest rainfall typically occurs between June and October. June and October stand out as the wettest by volume, with about 9 mm of precipitation each. At the same time, July and August are characterized by the highest frequency of rainy days—averaging about 20 days per month—although the total precipitation volume in these months may be slightly lower (8 mm and 6 mm respectively). This indicates frequent, though not always intense, rains in mid-summer. Spring months, such as April and May, also bring a moderate amount of precipitation (around 6 mm) and approximately 16 rainy days, serving as a transition to the wetter period.

The driest months in Hadano are December and January, when only about 2 mm of precipitation falls. These winter months also record the fewest days with precipitation—approximately 9–10 days. Given that average minimum temperatures in January (-0.4°C) and February (0.4°C) are near or below freezing, precipitation during this time of year may fall as light snow or mixed precipitation, though the total amount is small. February and November are also relatively dry, with about 3 mm of precipitation and 11–12 rainy days.

When planning a trip to Hadano, it is important to consider the variable weather throughout the year. In winter (December to February), average temperatures range from 3.4°C to 5.7°C, with possible nighttime frosts. Therefore, your luggage should definitely include warm items: a winter jacket or coat, sweaters, a hat, gloves, and a scarf. Although winter rainfall is low (2-3 mm), it is best to have waterproof shoes and outerwear in case of sleet or rain.

Spring (March–May) and autumn (September–November) are transitional seasons with moderate temperatures. In March, the average temperature is around 8.3°C, gradually rising to 16.6°C in May. In autumn, temperatures decrease from 22°C in September to 11.1°C in November. Layered clothing is the ideal solution for these periods: t-shirts, light sweaters, cardigans, and a windbreaker or a mid-season jacket. The number of rainy days increases significantly, especially from April to October, so a compact umbrella or a light raincoat will be indispensable companions. Don't forget comfortable walking shoes, as Hadano and its surroundings are perfect for exploring on foot.

Summer in Hadano (June–August) is warm and humid. Average temperatures reach 20–25.4°C, and maximums can rise to 28.4°C. June, July, and August are also the months with the highest rainfall (6–9 mm) and the most rainy days (18–20 days per month). Therefore, light, breathable clothing made of natural fabrics, sunscreen, a hat, and, of course, a reliable umbrella or raincoat are essential for the summer traveler. Given the frequent rains, quick-drying clothes and a spare pair of shoes may also come in very handy.