Data source: Meteostat・Last updated: 2025-09
Spring (March–May): Average 13.1–21.7°C, mild climate with gradually increasing rainfall, especially more rain in April and May. Common activities: Spring outings, flower viewing. Recommended clothing: Light jacket, long-sleeved shirts, rain gear during rainy season.
Summer (June–August): Average 27.0–29.6°C, hot and humid, concentrated rainfall in June and July, less rain in August. Common activities: Escaping the heat, swimming. Recommended clothing: Light and breathable clothing, loose cotton and linen clothing.
Autumn (September–November): Average 17.7–24.6°C, comfortable and pleasant climate, decreasing rainfall. Common activities: Autumn outings, viewing red leaves. Recommended clothing: Long-sleeved shirts, light jackets.
Winter (December–February): Average 4.0–4.9°C, cold and dry, little rainfall. Common activities: Hot springs, skiing (requires going to mountainous areas). Recommended clothing: Warm and thick clothing, hats, scarves, gloves.
Annual average temperature: approx. 17°C / Annual rainfall: approx. 959 mm / Summer humidity: 70%–80% / Rainiest month: July
| Month | January | February | March | April | May | June | July | August | September | October | November | December |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | 4.1°C | 4.9°C | 13.1°C | 17.9°C | 21.7°C | 27°C | 29.5°C | 29.6°C | 24.6°C | 17.7°C | 12.6°C | 4°C |
| Rainfall (mm) | 55.7 | 49.6 | 105.5 | 76.3 | 114.6 | 124.1 | 211.3 | 29.4 | 51.3 | 73.8 | 46.6 | 21.6 |
| Date | 11/9Monday | 11/10Tuesday | 11/11Wednesday | 11/12Thursday | 11/13Friday | 11/14Saturday | 11/15Sunday |
|---|---|---|---|---|---|---|---|
| Weather | Overcast | Smoky haze | Smoky haze | Smoky haze | Overcast | Light drizzle | Cloudy |
| High | 10.8°C | 12.5°C | 14.9°C | 16.2°C | 16.8°C | 17°C | 17.1°C |
| Low | 5.8°C | 4.3°C | 6.7°C | 10.6°C | 12.1°C | 13.1°C | 11.2°C |