When is the best time to go to Kōya
The chart above shows the best time of year to visit Kōya, 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 Kōya
Kōya weather by month
Please note our recommendations for when to visit Kōya 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 |
|---|---|---|---|
| 6°C | 51mm | 5hrs | 11.1hrs |
The weather in January in Kōya is characteristically cool and reasonably dry.
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 Kōya.
January is in the winter in Kōya and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 6°C (44°F), whilst at night -1°C (30°F) is normal.
On average January is the driest month of the year in Kōya with around 51mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 73mm | 5.1hrs | 11.8hrs |
February in Kōya is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Kōya for your holidays. The weather is often not a good and not conducive to spending time outdoors.
February is in the winter in Kōya and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night -1°C (30°F) is normal.
On average February is the 2nd driest month of the year in Kōya with around 73mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 124mm | 5.7hrs | 12.7hrs |
The weather in March in Kōya is characteristically cool and wet.
Based on weather alone, this is probably a time of year to avoid going to Kōya for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
March is in the spring in Kōya and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 10°C (51°F), whilst at night 1°C (35°F) is normal.
On average March is the 3rd driest month of the year in Kōya with around 124mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 15°C | 191mm | 6hrs | 13.9hrs |
Kōya's weather in April is typically mild and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Kōya for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
April is in the spring in Kōya 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 Kōya with around 191mm 7.5 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 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 198mm | 6.4hrs | 14.8hrs |
May is a wet month in Kōya and the temperature is generally mild.
It is perhaps a good month to visit Kōya, with some particularly good weather at this time of year.
May is in the spring in Kōya and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 12°C (53°F) is normal.
On average May is the 5th driest month of the year in Kōya with around 198mm 7.8 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 |
|---|---|---|---|
| 21°C | 295mm | 4.9hrs | 11.1hrs |
Kōya's weather in June is typically warm and very wet in nature.
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 Kōya.
June is in the summer in Kōya and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 16°C (61°F) is normal.
On average June is the 6th driest month of the year in Kōya with around 295mm 11.6 inches of rain making it a very 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 4.9 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 248mm | 5.7hrs | 11.8hrs |
July in Kōya is generally very wet with the temperature being hot.
It is perhaps the perfect month to visit Kōya, with some inordinately good weather at this time of year.
July is in the summer in Kōya and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 21°C (69°F) is normal.
On average July is the 6th wettest month of the year in Kōya with around 248mm 9.7 inches of rain making it a very 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 5.7 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 211mm | 6.5hrs | 12.7hrs |
The weather in August in Kōya is characteristically hot, humid and very wet.
It is perhaps the perfect month to visit Kōya, with some surprisingly good weather at this time of year.
August is in the summer in Kōya and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (70°F) is normal.
On average August is the 5th wettest month of the year in Kōya with around 211mm 8.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.5 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 23°C | 272mm | 5hrs | 13.9hrs |
Kōya's weather in September is typically warm, humid and very 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 a good time to visit Kōya.
September is in the fall / autumn in Kōya and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 18°C (64°F) is normal.
On average September is the 4th wettest month of the year in Kōya with around 272mm 10.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 164mm | 5.3hrs | 14.8hrs |
October is a wet month in Kōya and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Kōya for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Kōya and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 12°C (53°F) is normal.
On average October is the 3rd wettest month of the year in Kōya with around 164mm 6.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.3 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 13°C | 108mm | 5.2hrs | 11.1hrs |
Mild and damp weather often prevails in Kōya during the month of November
Based on weather alone, this is probably a time of year to avoid going to Kōya for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the fall / autumn in Kōya and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (58°F), whilst at night 6°C (43°F) is normal.
On average November is the 2nd wettest month of the year in Kōya with around 108mm 4.2 inches of rain making it a 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 |
|---|---|---|---|
| 8°C | 42mm | 5.1hrs | 11.8hrs |
December in Kōya is generally reasonably dry with the temperature being cool.
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 Kōya.
December is in the winter in Kōya and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 9°C (49°F), whilst at night 1°C (34°F) is normal.
On average December is the wettest month of the year in Kōya with around 42mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 hours of sunshine per day.
Other monthly averages
Kōya weather stats
| Hottest month: | August | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | December | 42mm 1.7ins |
| Sunniest month: | December | 5.1hrs |
| Coldest month: | January | 6.2°C 43.2°F |
| Wettest month: | June | 295mm 11.6ins |
| Warmest sea: | August | 27.7°C 81.9°F |
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