When is the best time to go to Ōarai
The chart above shows the best time of year to visit Ōarai, Japan. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Ōarai
Ōarai weather by month
Please note our recommendations for when to visit Ōarai are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 8°C | 48mm | 6.3hrs | 10.9hrs | 16°C |
Ōarai's weather in January is typically cool and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
January is in the winter in Ōarai and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 9°C (48°F), whilst at night -2°C (28°F) is normal.
On average January is the driest month of the year in Ōarai with around 48mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 8°C | 67mm | 6hrs | 11.7hrs | 15°C |
February in Ōarai is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Ōarai for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
February is in the winter in Ōarai and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 9°C (48°F), whilst at night -1°C (30°F) is normal.
On average February is the 2nd driest month of the year in Ōarai with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 11°C | 103mm | 6hrs | 12.8hrs | 15°C |
The weather in March in Ōarai is characteristically cool and damp.
Based on weather alone, this is probably a time of year to avoid going to Ōarai for your holidays. The weather is often not a good and not conducive to spending time outdoors.
March is in the spring in Ōarai and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 2°C (35°F) is normal.
On average March is the 3rd driest month of the year in Ōarai with around 103mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 15°C | 119mm | 5.9hrs | 13.9hrs | 16°C |
Ōarai's weather in April is typically mild and damp in nature.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
April is in the spring in Ōarai and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 7°C (45°F) is normal.
On average April is the 4th driest month of the year in Ōarai with around 119mm 4.7 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 19°C | 138mm | 6.4hrs | 15hrs | 19°C |
May is a wet month in Ōarai and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
May is in the spring in Ōarai and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 12°C (54°F) is normal.
On average May is the 5th driest month of the year in Ōarai with around 138mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 21°C | 170mm | 4.6hrs | 10.9hrs | 21°C |
June in Ōarai is generally wet with the temperature being warm.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
June is in the summer in Ōarai and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 16°C (61°F) is normal.
On average June is the 6th driest month of the year in Ōarai with around 170mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.6 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 24°C | 111mm | 4.8hrs | 11.7hrs | 24°C |
July in Ōarai is generally damp with the temperature being hot.
It is perhaps a good month to visit Ōarai, with some inordinately good weather at this time of year.
July is in the summer in Ōarai and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 20°C (68°F) is normal.
On average July is the 6th wettest month of the year in Ōarai with around 111mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.8 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 26°C | 130mm | 6.3hrs | 12.8hrs | 26°C |
The weather in August in Ōarai is characteristically hot, humid and wet.
It is perhaps a good month to visit Ōarai, with some particularly good weather at this time of year.
August is in the summer in Ōarai and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 22°C (71°F) is normal.
On average August is the 5th wettest month of the year in Ōarai with around 130mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 23°C | 169mm | 4.3hrs | 13.9hrs | 25°C |
Ōarai's weather in September is typically warm, humid and wet in nature.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
September is in the fall / autumn in Ōarai and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 18°C (65°F) is normal.
On average September is the 4th wettest month of the year in Ōarai with around 169mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.3 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 18°C | 160mm | 4.7hrs | 15hrs | 23°C |
October is a wet month in Ōarai and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Ōarai.
October is in the fall / autumn in Ōarai and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 12°C (54°F) is normal.
On average October is the 3rd wettest month of the year in Ōarai with around 160mm 6.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.7 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 14°C | 87mm | 5.2hrs | 10.9hrs | 20°C |
November is a a little damp month in Ōarai and the temperature is generally mild.
It is perhaps the perfect month to visit Ōarai, with some particularly good weather at this time of year.
November is in the fall / autumn in Ōarai and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 6°C (43°F) is normal.
On average November is the 2nd wettest month of the year in Ōarai with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 10°C | 45mm | 6hrs | 11.7hrs | 18°C |
December in Ōarai is generally reasonably dry with the temperature being cool.
It is perhaps the perfect month to visit Ōarai, with some very good weather at this time of year.
December is in the winter in Ōarai and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 0°C (33°F) is normal.
On average December is the wettest month of the year in Ōarai with around 45mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
Other monthly averages
Ōarai weather stats
| Hottest month: | August | 28.8°C 83.8°F |
|---|---|---|
| Driest month: | December | 45mm 1.8ins |
| Sunniest month: | January | 6.3hrs |
| Coldest month: | January | 8.5°C 47.3°F |
| Wettest month: | June | 170mm 6.7ins |
| Warmest sea: | August | 25.9°C 78.6°F |
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