Hatsu-shima

Island Small island in Shizuoka Prefecture

Main image
(静岡県)伊豆の東側、伊東の道中から日の出を拝む。海の向こうに見えるのは初島。 - panoramio.jpg
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Harbor, Hatsushima, Atami, Shizuoka, Japan.JPG
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Hatsuhima port, Hatsushima, Atami, Shizuoka, Japan.JPG
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Hatsushima and Izu Oshima seen from a distance 2025 Feb 24 04-29PM.jpeg
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Hatsu-shima
Hatsu-shima, Shizuoka Prefecture, Japan
35.0400, 139.1704

How to Get to Hatsu-shima #

Access depends on local boat services or private charters from nearby Shizuoka coastal towns. Check local ports for schedules.

Tips for Visiting Hatsu-shima #

  • Check local tide and weather conditions before attempting any shore-based walks.
  • Respect private property if approaching via shore - much of the coastline near Hatsu-shima is privately owned.
  • Bring binoculars for seabird and boat-watching; the island's vantage points are rewarding.

Best Time to Visit Hatsu-shima #

Milder months are best; local fishing schedules and weather patterns determine access.

Spring-Autumn
Mar-Nov · 10-25°C
Milder weather for coastal walks and clearer seas.

Weather & Climate near Hatsu-shima #

Climate

Temperate climate with hot summers (peaking in August) and cold winters (coldest in February). Temperatures range from 6°C to 30°C. Abundant rainfall (1981 mm/year), wettest in June.

Best Time to Visit
DecemberAugustJuly
Temperature & Rainfall
Temperature Range
33°
Warmest Month
Coldest Month
Monthly Conditions

January

January is cool with highs of 13°C and lows of 7°C. Regular rainfall (84 mm).

64 Good

Comfort

10°
Feels Like Cool
10°C
Temperature
13°
70%
Humidity
Very Humid

Weather

84 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.4
UV Index
Low
9.9h daylight

February

February is the coolest month with highs of 12°C and lows of 6°C. Regular rainfall (94 mm) and partly cloudy skies.

60 Good

Comfort

Feels Like Cold
C
Temperature
12°
72%
Humidity
Very Humid

Weather

94 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.8h daylight

March

March is cool with highs of 14°C and lows of 7°C. Significant rainfall (156 mm) and partly cloudy skies.

56 Acceptable

Comfort

10°
Feels Like Cool
10°C
Temperature
14°
73%
Humidity
Very Humid

Weather

156 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.8h daylight

April

April is cool with highs of 18°C and lows of 11°C. Significant rainfall (175 mm) and partly cloudy skies.

60 Good

Comfort

15°
Feels Like Cool
15°C
Temperature
11° 18°
77%
Humidity
Very Humid

Weather

175 mm
Rainfall
5.2 m/s
Wind
Light Breeze
1.2
UV Index
High
13.0h daylight

May

May is mild with highs of 21°C and lows of 15°C. Significant rainfall (181 mm) and partly cloudy skies.

62 Good

Comfort

18°
Feels Like Mild
18°C
Temperature
15° 21°
81%
Humidity
Very Humid

Weather

181 mm
Rainfall
4.5 m/s
Wind
Light Breeze
1.4
UV Index
High
13.9h daylight

June

June is mild with highs of 24°C and lows of 19°C. The wettest month with heavy rain (251 mm) and mostly overcast skies.

64 Good

Comfort

22°
Feels Like Mild
22°C
Temperature
19° 24°
87%
Humidity
Very Humid

Weather

251 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.4
UV Index
High
14.4h daylight

July

July is warm with muggy conditions (dew point 23°C). Significant rainfall (188 mm) and mostly overcast skies.

68 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 28°
89%
Humidity
Very Humid

Weather

188 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.6
UV Index
Very High
14.1h daylight

August

August is the warmest month with muggy conditions (dew point 24°C). Heavy rain (209 mm) and partly cloudy skies.

70 Very Good

Comfort

27°
Feels Like Warm
27°C
Temperature
24° 30°
86%
Humidity
Very Humid

Weather

209 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.7
UV Index
Very High
13.3h daylight

September

September is mild with highs of 26°C and lows of 21°C. Heavy rain (234 mm) and mostly overcast skies.

66 Good

Comfort

24°
Feels Like Mild
24°C
Temperature
21° 26°
83%
Humidity
Very Humid

Weather

234 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.2
UV Index
High
12.3h daylight

October

October is mild with highs of 22°C and lows of 17°C. Significant rainfall (200 mm) and partly cloudy skies.

68 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
17° 22°
79%
Humidity
Very Humid

Weather

200 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.8
UV Index
Moderate
11.2h daylight

November

November is cool with highs of 19°C and lows of 13°C. Significant rainfall (129 mm) and partly cloudy skies.

68 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
13° 19°
75%
Humidity
Very Humid

Weather

129 mm
Rainfall
4.2 m/s
Wind
Light Breeze
0.5
UV Index
Low
10.2h daylight

December

December is cool with highs of 16°C and lows of 9°C. Regular rainfall (80 mm).

72 Very Good

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
71%
Humidity
Very Humid

Weather

80 mm
Rainfall
4.0 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.7h daylight

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