Hanno

Planning a trip or just curious about the weather in Hanno? Here you will find the most up-to-date information: current weather conditions, detailed forecasts, and helpful charts.

The climate in Hanno, located in Japan, can be described as temperate with four distinct seasons. The city experiences significant temperature fluctuations throughout the year, allowing tourists to enjoy a variety of weather conditions depending on the timing of their visit.

Winters in Hanno (December–February) are quite cool, with average temperatures around 3–5°C, sometimes dropping below freezing. Spring (March–May) brings gradual warming, with average temperatures rising from 9°C in March to 18°C in May. Summer (June–August) is the warmest period, with average temperatures around 21–26°C, while July and August are the hottest months. Autumn (September–November) is characterized by a gradual decrease in temperature, from a comfortable 22°C in September to a cool 11°C in November.

As for precipitation, it is distributed unevenly. The lowest amount of rainfall occurs in winter (1–2 mm per month). With the arrival of spring, rainfall and the number of rainy days increase, peaking in the summer and early autumn months. July and October particularly stand out with the highest rainfall (8 mm), and July has the maximum number of rainy days (24 days). This indicates a more humid summer period, which should be taken into account when planning your trip.

The climate in Hanno is characterized by significant seasonal temperature fluctuations throughout the year. The coldest month is January, when the average temperature is around 3.5°C, and night-time lows can drop below freezing, averaging -0.8°C. Daytime highs in January usually do not exceed 7.9°C. Conversely, August is the hottest month, with an average temperature of 26.5°C. During this period, daytime temperatures often rise to 29.8°C, while night-time temperatures rarely fall below 23.2°C. The annual temperature trend shows a smooth transition from cool winters to warm and humid summers.

Summer months in Hanno, especially July (average temperature 25.3°C) and August (average temperature 26.5°C), are characterized by warm and at times hot weather, which is often accompanied by high humidity, as indicated by the high number of rainy days. Daytime temperatures in the height of summer consistently stay above 28°C. The winter period, spanning December, January, and February, brings a significant cooldown. Average temperatures during these months range from 3.5°C to 5.6°C. Nights can be quite cold, especially in January when the thermometer drops to sub-zero levels, while during the day the air warms up to 7–10°C.

Throughout the year, Hanno experiences noticeable daily temperature fluctuations. The difference between daytime highs and night-time lows is most pronounced in the winter months (December, January, February) and in March, reaching 8–9°C. For example, in January, the daytime temperature can be +7.9°C, while the night-time temperature is -0.8°C. In the summer months, such as July and August, this difference is somewhat smaller, at about 6–7°C, indicating more consistently warm nights.

The city of Hanno sees a fairly clear distribution of precipitation throughout the year, with distinct wet and dry seasons. The total amount of rainfall is not extremely high, but its frequency varies noticeably from month to month.

The highest amount of precipitation occurs in the summer and early autumn months. The wettest months, based on average rainfall data, are July and October, with 8 mm each. July also stands out as the month with the highest frequency of precipitation—an average of 24 days with rainfall. June and September are also quite wet, with 7 mm of rainfall and approximately 19 rainy days. In August, there is about 6 mm of rainfall, with around 21 rainy days. During this period, rain occurs quite often, which is typical for the summer season in the region.

The dry season in Hanno falls during the winter months. December is the driest month of the year, with an average precipitation of only 1 mm and only about 7 days with rainfall. January and February are also characterized by low precipitation (2 mm each) and a small number of rainy days (7 and 9 days respectively). Considering that average minimum temperatures in January drop below freezing (-0.8°C), and in December and February are close to this mark, winter precipitation, although rare and sparse, may fall as light snow or icy frost. The spring months (March, April, May) show a gradual increase in both the amount of precipitation and the number of rainy days, smoothly transitioning to the wetter summer period.

When planning a trip to Hanno, it is important to consider the variability of the weather throughout the year to ensure your stay is as comfortable as possible. A key principle when packing should be layering. Temperatures can change even within a single day, so the ability to remove or add a layer will be very useful. Comfortable walking shoes are an essential item, as you will surely want to explore the city and its surroundings. Given that the number of days with precipitation is quite high throughout most of the year, especially from March to October, be sure to bring a light umbrella or a waterproof jacket.

In the summer months (June to August), Hanno is quite warm, with average temperatures ranging from 21°C to 26.5°C, and maximums reaching almost 30°C. For this period, choose light and breathable clothing made of natural fabrics: T-shirts, shorts, skirts, and sundresses. Don't forget sunscreen, a hat, and sunglasses. Despite the warmth, July and August are the months with the highest number of rainy days, so a compact raincoat or umbrella will come in handy. In spring (March to May) and autumn (September to October), the weather is more temperate but changeable. Average temperatures vary from 8.9°C to 17.7°C in spring and from 16.4°C to 22.7°C in autumn. During these seasons, you will need sweaters, cardigans, light jackets, and jeans or trousers. It can be cool in the mornings and evenings.

Winter months (December to February) in Hanno are cool, with average temperatures from 3.5°C to 5.6°C, and minimum temperatures can drop below freezing. At this time of year, warm clothing is necessary: a winter jacket or coat, sweaters, warm trousers, a hat, gloves, and a scarf. Although winter precipitation is minimal (1–2 mm), it is better to be prepared for possible light rain or even snow. Regardless of the season, it is always useful to have a small backpack for water, snacks, and souvenirs, as well as a power adapter for your electronics if required for your devices.