Kojima (Hokkaido)

Island Small uninhabited island off Hokkaido coast

Small islet off Hokkaido’s eastern coast; visited by seabird observers and fishers for its coastal cliffs and offshore marine life.

Main image
Oshima-Kojima island aerial photograph.JPG
Kojima (Hokkaido)
41.3601, 139.8063
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Best Time to Visit Kojima (Hokkaido) #

Weather & Climate near Kojima (Hokkaido) #

Climate

Temperate climate with warm summers (peaking in August) and cold winters (coldest in February). Temperatures range from -1°C to 25°C. Abundant rainfall (1338 mm/year), wettest in September.

Best Time to Visit
AugustSeptemberJuly
Temperature & Rainfall
Temperature Range
31°
Warmest Month
-11°
Coldest Month
Monthly Conditions

January

January is cold with highs of 3°C and lows of 0°C. Regular rainfall (100 mm) and mostly overcast skies.

38 Poor

Comfort

2°
Feels Like Cold
2°C
Temperature
0° – 3°
85%
Humidity
Very Humid

Weather

100 mm
Rainfall
5.8 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.4h daylight

February

February is the coolest month with highs of 3°C and lows of -1°C. Moderate rainfall (79 mm) and mostly overcast skies.

40 Poor

Comfort

1°
Feels Like Cold
1°C
Temperature
-1° – 3°
82%
Humidity
Very Humid

Weather

79 mm
Rainfall
5.5 m/s
Wind
Light Breeze
0.3
UV Index
Low
10.5h daylight

March

March is cold with highs of 5°C and lows of 1°C. Moderate rainfall (78 mm) and mostly overcast skies.

40 Poor

Comfort

3°
Feels Like Cold
3°C
Temperature
1° – 5°
78%
Humidity
Very Humid

Weather

78 mm
Rainfall
4.8 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 10°C and lows of 5°C. Regular rainfall (89 mm) and mostly overcast skies.

52 Acceptable

Comfort

8°
Feels Like Cold
8°C
Temperature
5° – 10°
80%
Humidity
Very Humid

Weather

89 mm
Rainfall
4.6 m/s
Wind
Light Breeze
1.0
UV Index
Moderate
13.2h daylight

May

May is cool with highs of 14°C and lows of 10°C. Regular rainfall (99 mm) and mostly overcast skies.

54 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
10° – 14°
85%
Humidity
Very Humid

Weather

99 mm
Rainfall
3.9 m/s
Wind
Light Breeze
1.3
UV Index
High
14.4h daylight

June

June is cool with highs of 18°C and lows of 14°C. Regular rainfall (100 mm) and mostly overcast skies.

62 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
14° – 18°
86%
Humidity
Very Humid

Weather

100 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.4
UV Index
High
15.0h daylight

July

July is mild with highs of 22°C and lows of 18°C. Significant rainfall (149 mm) and mostly overcast skies.

66 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
18° – 23°
88%
Humidity
Very Humid

Weather

149 mm
Rainfall
3.3 m/s
Wind
Light Breeze
1.5
UV Index
Very High
14.7h daylight

August

August is the warmest month with highs of 25°C and lows of 20°C. Significant rainfall (144 mm) and mostly overcast skies.

70 Very Good

Comfort

23°
Feels Like Mild
23°C
Temperature
21° – 25°
85%
Humidity
Very Humid

Weather

144 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.7h daylight

September

September is mild with highs of 23°C and lows of 18°C. The wettest month with heavy rain (169 mm) and partly cloudy skies.

70 Very Good

Comfort

20°
Feels Like Mild
20°C
Temperature
18° – 23°
79%
Humidity
Very Humid

Weather

169 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.1
UV Index
High
12.3h daylight

October

October is cool with highs of 18°C and lows of 12°C. Significant rainfall (115 mm) and mostly overcast skies.

62 Good

Comfort

15°
Feels Like Cool
15°C
Temperature
13° – 18°
76%
Humidity
Very Humid

Weather

115 mm
Rainfall
4.2 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
11.0h daylight

November

November is cold with highs of 12°C and lows of 7°C. Significant rainfall (110 mm) and mostly overcast skies.

48 Poor

Comfort

9°
Feels Like Cold
9°C
Temperature
7° – 12°
79%
Humidity
Very Humid

Weather

110 mm
Rainfall
5.1 m/s
Wind
Light Breeze
0.2
UV Index
Low
9.7h daylight

December

December is cold with highs of 7°C and lows of 3°C. Significant rainfall (106 mm) and mostly overcast skies.

40 Poor

Comfort

5°
Feels Like Cold
5°C
Temperature
3° – 7°
85%
Humidity
Very Humid

Weather

106 mm
Rainfall
5.6 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.1h daylight

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