When is the best time to go to Hakone?

When is the best time to go to Hakone? Here's some information to help you in your decision:

  • The best months for good weather in Hakone are April, May, June, July, August, September and October
  • On average, the warmest months are July and August
  • January is the coldest month of the year
  • The rainiest months are April, June, July, September and October
  • August is the best month for swimming

For full information about the climate and weather in Hakone a specific month, click on the corresponding line below:

January 40°F/50°F
February 41°F/50°F
March 45°F/58°F
April 52°F/65°F
May 61°F/74°F
June 67°F/77°F
July 74°F/85°F
August 76°F/86°F
September 68°F/81°F
October 61°F/72°F
November 54°F/63°F
December 45°F/54°F

Weather and climate in Hakone

  • In the month of january the climate is very bad. In average, on the morning it is 38°F and it rains about 20% of the time in january.
  • In february the climate is not good. It is for example 50°F as maximum temperature in february and it rains in february about 4.7in.
  • In the month of march the climate is passable, but still OK. At lunchtime, it's 56°F in average.
  • From april to may the climate is favorable. the thermometer goes up to 74°F°C.
  • Between the months of june and july the climate is not good, but still OK. the thermometer goes up to 85°F°C and you can expect to have 7.4in of rainfall/month during this period.
  • Between the months of august and november the climate is favorable. the thermometer goes up to 63°F°C and it rains about 3.7in each month.
  • In the month of december the climate is bad. The record temperature this month is 76°F and it rains in december about 3.5in.

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Charts: temperature and rainfall in Hakone

In the charts below, you can see the following seasonal norms for the city of Hakone: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


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