
Hakone Customized Private Tour in 1 Day with Licensed Guide
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Hakone, Japan
Weather month by month, from 20 years of weather-station records.
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 11°C / 4°C | 71 mm · 5 days | Cold |
| February | 11°C / 4°C | 109 mm · 7 days | Cold |
| March | 15°C / 7°C | 181 mm · 9 days | Fair |
| April | 19°C / 11°C | 200 mm · 9 days | Fair |
| May | 23°C / 15°C | 195 mm · 9 days | Great |
| June | 26°C / 19°C | 287 mm · 11 days | Good |
| July | 30°C / 23°C | 243 mm · 9 days | Fair |
| August | 31°C / 24°C | 187 mm · 7 days | Fair |
| September | 27°C / 21°C | 266 mm · 10 days | Wet |
| October | 22°C / 16°C | 243 mm · 9 days | Great |
| November | 18°C / 11°C | 110 mm · 6 days | Fair |
| December | 13°C / 6°C | 87 mm · 5 days | Fair |
Spring brings mild temperatures, cherry blossoms (late March to mid-April), and vibrant greenery. It's one of the most popular times to visit for the iconic pink blossoms against the backdrop of Mount Fuji.
Summer is warm and humid, but significantly cooler than Tokyo, making it a popular escape. The mountains are lush and green, and hydrangeas bloom spectacularly along the Hakone Tozan Railway in June/July.
Autumn is arguably Hakone's most stunning season. The mountainsides erupt in brilliant red, orange, and yellow foliage, typically peaking from late October through November. The air is crisp and clear.
Winter is cold, with occasional snow dusting the higher elevations. While some outdoor attractions may have reduced access, it's a magical time for onsen hopping and seeing a snow-capped Fuji from a steaming bath.
In January, Hakone averages highs of 11°C and lows of 4°C, with about 5 rainy days and 71 mm of rain. It is cold, so pack warm layers.
In February, Hakone averages highs of 11°C and lows of 4°C, with about 7 rainy days and 109 mm of rain. It is cold, so pack warm layers.
In March, Hakone averages highs of 15°C and lows of 7°C, with about 9 rainy days and 181 mm of rain. Expect mixed weather, with comfortable spells.
In April, Hakone averages highs of 19°C and lows of 11°C, with about 9 rainy days and 200 mm of rain. Expect mixed weather, with comfortable spells.
In May, Hakone averages highs of 23°C and lows of 15°C, with about 9 rainy days and 195 mm of rain. It is one of the most comfortable months for sightseeing.
In June, Hakone averages highs of 26°C and lows of 19°C, with about 11 rainy days and 287 mm of rain. It is a good month to visit.
In July, Hakone averages highs of 30°C and lows of 23°C, with about 9 rainy days and 243 mm of rain. Expect mixed weather, with comfortable spells.
In August, Hakone averages highs of 31°C and lows of 24°C, with about 7 rainy days and 187 mm of rain. Expect mixed weather, with comfortable spells.
In September, Hakone averages highs of 27°C and lows of 21°C, with about 10 rainy days and 266 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In October, Hakone averages highs of 22°C and lows of 16°C, with about 9 rainy days and 243 mm of rain. It is one of the most comfortable months for sightseeing.
In November, Hakone averages highs of 18°C and lows of 11°C, with about 6 rainy days and 110 mm of rain. Expect mixed weather, with comfortable spells.
In December, Hakone averages highs of 13°C and lows of 6°C, with about 5 rainy days and 87 mm of rain. Expect mixed weather, with comfortable spells.
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May is the most comfortable month on average, with highs of 23°C. October and June are close behind.
June is the wettest month, with about 287 mm of rain.
August is the warmest month, with average highs of 31°C and lows of 24°C. The coldest nights come in January, averaging 4°C.
Averages for 2006–2025 from the AJIRO weather station (20 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.