Oshima Water Temperature

Oshima is a town close to Pacific Ocean. mild temperate climate with hot summer would be the climate here. August is the month with the highest water temperature at 79.5°F / 26.4°C. The month with the lowest is February with an average water temperature of 60.1°F / 15.6°C. The avg. air temperature is around 77°F / 25°C, August is the month with the highest temperature. January is the coolest with 41.9°F / 5.5°C average air temperature. April is the month with the min. precipitation of 2.1in / 53.1mm and June with the max. precipitation in a year with 11in / 279.2mm. If you plan to visit this place, the month August, June, July, September would be the best time.

Oshima Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 26.4°C / 79.5°F
Coldest Month Water Temperature: February with 15.6°C / 60.1°F
Warmest Month Air Temperature: August with 25°C / 77°F
Coldest Month Air Temperature: January with 5.5°C / 41.9°F
Wettest Month: June with 279.2mm / 11in
Driest Month: April with 53.1mm / 2.1in
Highest Humidity July with 87.9%
Lowest Humidity January with 67.8%
Best Time to Visit: August, June, July, September
Climate Classification mild temperate climate with hot summer

Oshima water temperature by month

Pacific Ocean water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

17.5 16.7 15.7

February

15.9 15.7 15.4

March

16.5 16.1 15.7

April

18.3 17 16.1

May

20.7 19.2 18.3

June

22.4 21.4 20.5

July

25.6 23.9 22.3

August

26.6 26.3 25.6

September

26.4 25.8 24.8

October

24.8 23.6 22.5

November

22.6 21.4 20.1

December

20.2 19 17.7

Pacific Ocean water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

63.5 62.1 60.3

February

60.6 60.3 59.7

March

61.7 61 60.3

April

64.9 62.6 61

May

69.3 66.6 64.9

June

72.3 70.5 68.9

July

78.1 75 72.1

August

79.9 79.3 78.1

September

79.5 78.4 76.6

October

76.6 74.5 72.5

November

72.7 70.5 68.2

December

68.4 66.2 63.9
The highest water temperature will be reached in August with around 79.5°F / 26.4°C. The lowest in February with an average water temperature of 60.1°F / 15.6°C.

Oshima weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

8.6 5.5 2.4 65.7 1 67.8%

February

10.8 5.8 2.6 67.8 2 69.8%

March

13.2 8.6 3.9 100.7 8 71.2%

April

17.4 12.6 7.7 53.1 6 75.3%

May

21.2 16.7 12.3 62.3 5 80.2%

June

24.3 20 15.9 279.2 17 86.3%

July

27.2 23.7 20.4 174.8 8 87.9%

August

28.2 25 22.5 181.2 11 86.1%

September

26.5 22.5 18.1 195.3 13 82.9%

October

22.8 17.9 13.6 184.6 0 78.9%

November

18 13.2 8.8 114 2 75.6%

December

12.7 8.3 4 62 0 70.3%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

47.5 41.9 36.3 2.6 1 67.8%

February

51.4 42.4 36.7 2.7 2 69.8%

March

55.8 47.5 39 4 8 71.2%

April

63.3 54.7 45.9 2.1 6 75.3%

May

70.2 62.1 54.1 2.5 5 80.2%

June

75.7 68 60.6 11 17 86.3%

July

81 74.7 68.7 6.9 8 87.9%

August

82.8 77 72.5 7.1 11 86.1%

September

79.7 72.5 64.6 7.7 13 82.9%

October

73 64.2 56.5 7.3 0 78.9%

November

64.4 55.8 47.8 4.5 2 75.6%

December

54.9 46.9 39.2 2.4 0 70.3%
April is the driest at 2.1in / 53.1mm and June the wettest month with 11in / 279.2mm. With an average temperature of 77°F / 25°C, August is the warmest month in a year. January is the coldest with 41.9°F / 5.5°C average temperature.

Activities & POI in Oshima

Type of Activity List
Beach 第二砂の浜, 砂の浜, 野田浜, 日の出浜
Attraction 旧甚の丸邸, 踊り子の里 旧港屋旅館
Golf Course 大島ゴルフクラブ
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