Verdict: Excellent month
Hakone Weather in April
April hits the sweet spot in Hakone — highs around 18°C (64°F), ideal for a full day on foot. Expect showers on roughly 12 days of the month — rarely trip-ruining, worth planning around. Overall, April is one of the best months of the year to be in Hakone.
Average high
18°C / 64°F
Average low
11°C / 52°F
Rain days
~12
Precipitation
214 mm
What to pack for Hakone in April
- Layers — t-shirts under a light jacket or sweater
- Rain gear is non-negotiable — expect rain on roughly 12 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
April against the rest of the year
Warmest in Hakone: Aug (30°C / 86°F) · Coolest: Jan (10°C / 50°F) · Wettest: Jul (~17 rain days)
10°
3°
Jan
11°
3°
Feb
14°
7°
Mar
18°
11°
Apr
21°
15°
May
24°
19°
Jun
28°
23°
Jul
30°
24°
Aug
27°
22°
Sep
21°
16°
Oct
17°
11°
Nov
12°
5°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)