World Resorts Japan Hakone Weather

Hakone weather in September

Weather in Hakone: September

Average day temperature: 81.3°F
Average night temperature: 71.3°F
Sea water temperature: 78.3°F
Number of sunny days: 10 days
Day length: 11.9 - 12.9 hours
Number of rainy days: 7 days
Precipitation totals: 6.1 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 88°F. At the same time the lowest night temperature was 65°F. Day and night temperature averages during September were 82.1°F and 75.4°F.

Sea water temperature in Hakone in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 80.5°F. The highest and lowest sea temperatures during the month were 82.4°F and 78.1°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

Precipitation total value in Hakone in September is 5.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 7.6 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.5.

Best time for vacation in Hakone

Sunniest months:
January 17 days
December 17 days
May 15 days
Warmest months:
August 87.3 °F
July 84.5 °F
September 81.3 °F
Warmest sea temp:
August 80.2 °F
September 78.3 °F
July 76.4 °F
Coldest months:
January 49.1 °F
February 49.8 °F
December 54.0 °F
Rainiest months:
July 9 days
June 8 days
August 7 days
Windiest months:
April 8.6 mph
March 8.6 mph
October 8.0 mph

Hakone on a weather map

Hakone
+70°F
N 11 mph
Feels like: +70°F
Precip.: 0%
Places in Japan:
Name
°F
+68°F
+70°F
+68°F
+70°F
+68°F
+68°F
+72°F
+70°F
+81°F
+70°F
+52°F
+75°F
+66°F
+70°F
+64°F
24 Hours Forecast
Hakone
Local time: 15:05
April 29, monday
1800
66°F
NE
8 mph
2100
66°F
NE
8 mph
April 30, tuesday
0000
64°F
NE
5 mph
0300
61°F
NE
1 mph
0600
61°F
W
2 mph
0900
63°F
SW
4 mph
1200
70°F
W
4 mph
1500
70°F
N
4 mph
Units of measurement: °C / °F