Get Exclusive App Deals

Lake Ashi

Lake Ashi 1
Travel guide
1
Travel guide

Top 10 things to do in Lake Ashi

Ongoing promotions in Lake Ashi

More destinations

Featured activity reviews in Lake Ashi

Best time to visit Lake Ashi

Data source:Meteostat
Last updated:2025-09

Weather in Lake Ashi throughout the year

  • Spring (March–May): Average 11.8–18.9°C, mild and rainy, gradually warming from March, but with more rainfall. Common activities: Lakeside walks, Hakone Ropeway sightseeing. Recommended clothing: Light jacket, comfortable long pants, rain gear.
  • Summer (June–August): Average 22.8–27.9°C, hot and humid, with relatively high rainfall, particularly in June. Common activities: Boat trips, hot spring bathing, hiking. Recommended clothing: Breathable clothing, short sleeves, hat, rain gear.
  • Autumn (September–November): Average 19.0–26.1°C, comfortable and pleasant, with gradually decreasing rainfall. Common activities: Autumn leaves viewing, lakeside strolls, museum visits. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 6.2–8.4°C, relatively low temperatures, less rainfall. Common activities: Hot spring bathing, appreciating the lake scenery. Recommended clothing: Warm jacket, scarf, hat, gloves.

Weather in Lake Ashi

Annual average temperature: approx. 17°C / Annual rainfall: approx. 2182 mm / Summer humidity: 70%–80% / Rainiest month: June

Lake Ashi weather by month

Month
Temperature (°C)
Rainfall (mm)
January
6.2°C
43.1
February
7.5°C
109.2
March
11.8°C
191.3
April
16.2°C
234
May
18.9°C
262.2
June
22.8°C
346.2
July
27.9°C
198.4
August
27.9°C
227.1
September
26.1°C
242.3
October
19°C
152.5
November
14.7°C
137.1
December
8.4°C
38.8

7-day weather forecast for Lake Ashi

11/9
Monday
Patchy rain nearby
12.6°C/10.9°C
11/10
Tuesday
Light rain
11.2°C/7.8°C
11/11
Wednesday
Partly Cloudy
11.9°C/5.4°C
11/12
Thursday
Sunny
15.7°C/4.8°C
11/13
Friday
Overcast
18.5°C/8.4°C
11/14
Saturday
Patchy rain nearby
19.2°C/8.1°C
11/15
Sunday
Light rain
18°C/11.9°C