Data source: Meteostat・Last updated: 2025-09
Spring (March–May): Average 55–71°F, 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 80–85°F, 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 63–76°F, comfortable and pleasant climate, decreasing rainfall. Common activities: Autumn outings, viewing red leaves. Recommended clothing: Long-sleeved shirts, light jackets.
Winter (December–February): Average 39–40°F, 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. 62.6°F / 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 | 39.4°F | 40.8°F | 55.6°F | 64.2°F | 71.1°F | 80.6°F | 85.1°F | 85.3°F | 76.3°F | 63.9°F | 54.7°F | 39.2°F |
| 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 | 11/7Saturday | 11/8Sunday | 11/9Monday | 11/10Tuesday | 11/11Wednesday | 11/12Thursday | 11/13Friday |
|---|---|---|---|---|---|---|---|
| Weather | Sunny | Overcast | Overcast | Smoky haze | Overcast | Overcast | Light drizzle |
| High | 66.9°F | 61°F | 52.5°F | 54.9°F | 59.3°F | 60.7°F | 57.9°F |
| Low | 56.2°F | 50°F | 43.6°F | 40.5°F | 43.8°F | 51°F | 55.7°F |