Measurements:
°C
°F
Hakone
48°F
SW 13 mph
Feels like: 42°F
Precip: 0%
World Resorts Japan Hakone Weather May Weather in Hakone

Hakone Weather: May

Average Day Temperature: 73.7°F
Average Night Temperature: 62.5°F
Sea Water Temperature: 67.2°F
Number of Sunny Days: 13 days
Sunshine Hours: 13.6 - 14.4 hours
Number of Rainy Days: 6 days
Precipitation Totals: 4.9 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 81°F. The lowest night temperature was 54°F. The average values for day and night temperatures during May were 69.6°F и 62.4°F respectivly.

Hakone Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Hakone was 67.2°F. The maximum and minimum values were 63.8°F and 70.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Hakone is 4.9 in.

Wind Speed in May, mph

The average wind speed in May is 7.7 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hakone in May is 8.2 hours.

Best Time to Visit Hakone
The most sunny months:
January 17 days
December 17 days
November 13 days
The most warm months:
August 91.2 °F
July 88.3 °F
September 84.8 °F
Warmest sea temperature:
August 83.8 °F
September 81.7 °F
July 79.7 °F
The most cold months:
January 48.9 °F
February 49.7 °F
December 54.4 °F
The most rainy months:
July 8 days
August 7 days
April 7 days
The most windy months:
April 8 mph
March 8 mph
October 7 mph

Hakone on the Weather Map

Japan Resorts:
NAME
Atami +44
Fukuoka +44
Hakone +48
Hiroshima +38
Kamakura +54
Kobe +46
Kyoto +42
Nagasaki +44
Nagoya +44
Nara +44
Okinawa +66
Osaka +46
Sapporo +26
Tokyo +50
Yokohama +52
24 Hours Weather Forecast
Hakone
Local time: 17:34
05 dec, friday
1800 48°F
SW
13 mph
2100 44°F
S
9 mph
06 dec, saturday
0000 42°F
S
3 mph
0300 40°F
S
4 mph
0600 40°F
S
4 mph
0900 46°F
SW
3 mph
1200 52°F
N
2 mph
1500 52°F
N
6 mph