Our verdict
The best time to visit Hakone is April-May
The warmest month of the year in Hakone is August, where the average temperature gets to around 28℃ (83℉), but temperatures can reach as high as 30℃ (86℉) on the hottest days in summer. The weather at night in the winter can get down to temperatures as low as -0℃ (31℉).
The sun stays up the longest in Hakone in August, so you’ll get the most out of your daytime activities if you visit around this time. On average it rains the most days in October, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.
Keep reading to learn more about the best times to go to Hakone, including detailed weather information and tools to help you find and book great deals on your travel.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Hakone seasons
Before you continue, it’s important to know when the seasons are in Hakone as they might be different to yours depending on where in the world you’re travelling from. Hakone is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Hakone
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Hakone for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Hakone climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Hakone for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Hakone in January
- Average temperature: 4℃ (40℉)
- Average high temperature: 8℃ (46℉)
- Average low temperature: 1℃ (34℉)
- Average humidity: 68%
- Average sunny days: 18 days
- Average rainfall: 51mm (2") over 10 days
- Average snow days: 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Hakone in February
- Average temperature: 5℃ (41℉)
- Average high temperature: 8℃ (47℉)
- Average low temperature: 2℃ (36℉)
- Average humidity: 72%
- Average sunny days: 12 days
- Average rainfall: 68mm (3") over 12 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Hakone in March
- Average temperature: 8℃ (46℉)
- Average high temperature: 11℃ (52℉)
- Average low temperature: 5℃ (40℉)
- Average humidity: 73%
- Average sunny days: 10 days
- Average rainfall: 117mm (5") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Hakone in April
- Average temperature: 12℃ (54℉)
- Average high temperature: 15℃ (60℉)
- Average low temperature: 9℃ (48℉)
- Average humidity: 75%
- Average sunny days: 10 days
- Average rainfall: 137mm (5") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in April, make sure you pack a warm jacket or coat.
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Hakone in May
- Average temperature: 17℃ (63℉)
- Average high temperature: 21℃ (69℉)
- Average low temperature: 14℃ (56℉)
- Average humidity: 77%
- Average sunny days: 14 days
- Average rainfall: 108mm (4") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in May, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Hakone in June
- Average temperature: 20℃ (67℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 17℃ (62℉)
- Average humidity: 84%
- Average sunny days: 8 days
- Average rainfall: 122mm (5") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in June, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Hakone in July
- Average temperature: 24℃ (75℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 21℃ (70℉)
- Average humidity: 84%
- Average sunny days: 7 days
- Average rainfall: 127mm (5") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in July, make sure you pack t-shirts and light clothing.
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Hakone in August
- Average temperature: 25℃ (77℉)
- Average high temperature: 28℃ (83℉)
- Average low temperature: 22℃ (72℉)
- Average humidity: 82%
- Average sunny days: 8 days
- Average rainfall: 76mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in August, make sure you pack t-shirts and light clothing.
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Hakone in September
- Average temperature: 22℃ (71℉)
- Average high temperature: 25℃ (76℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 82%
- Average sunny days: 9 days
- Average rainfall: 151mm (6") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
Hakone in October
- Average temperature: 17℃ (62℉)
- Average high temperature: 20℃ (67℉)
- Average low temperature: 14℃ (58℉)
- Average humidity: 79%
- Average sunny days: 11 days
- Average rainfall: 168mm (7") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in October, make sure you pack a light jumper or hoodie.
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Hakone in November
- Average temperature: 12℃ (54℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 76%
- Average sunny days: 15 days
- Average rainfall: 79mm (3") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in November, make sure you pack a warm jacket or coat.
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Hakone in December
- Average temperature: 7℃ (44℉)
- Average high temperature: 10℃ (50℉)
- Average low temperature: 4℃ (39℉)
- Average humidity: 72%
- Average sunny days: 18 days
- Average rainfall: 62mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Hakone in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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