When is the best time to go to Okayama
The chart above shows the best time of year to visit Okayama, 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 Okayama
Okayama weather by month
Please note our recommendations for when to visit Okayama 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 |
|---|---|---|---|
| 8°C | 41mm | 5hrs | 11hrs |
January in Okayama is generally reasonably dry with the temperature being cool.
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 Okayama.
January is in the winter in Okayama and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 9°C (47°F), whilst at night 0°C (32°F) is normal.
On average January is the driest month of the year in Okayama with around 41mm 1.6 inches of rain making it a reasonably dry 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.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 8°C | 51mm | 5.1hrs | 11.8hrs |
February in Okayama is generally reasonably dry with the temperature being cool.
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 Okayama.
February is in the winter in Okayama and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 9°C (49°F), whilst at night 1°C (33°F) is normal.
On average February is the 2nd driest month of the year in Okayama 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 5.1 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 76mm | 5.8hrs | 12.8hrs |
The weather in March in Okayama is characteristically cool and reasonably dry.
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 Okayama.
March is in the spring in Okayama and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 3°C (37°F) is normal.
On average March is the 3rd driest month of the year in Okayama with around 76mm 3 inches of rain making it a reasonably dry 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 5.8 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 110mm | 6.4hrs | 13.9hrs |
Okayama's weather in April is typically mild and damp 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 Okayama.
April is in the spring in Okayama and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 9°C (48°F) is normal.
On average April is the 4th driest month of the year in Okayama with around 110mm 4.3 inches of rain making it a damp 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 6.4 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 21°C | 114mm | 7hrs | 14.8hrs |
May is a damp month in Okayama and the temperature is generally warm.
It is perhaps a good month to visit Okayama, with some surprisingly good weather at this time of year.
May is in the spring in Okayama and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 13°C (56°F) is normal.
On average May is the 5th driest month of the year in Okayama with around 114mm 4.5 inches of rain making it a damp 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 7 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 24°C | 180mm | 5.8hrs | 11hrs |
The climate in Okayama during June can be summarized as warm, humid and wet.
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 Okayama.
June is in the summer in Okayama and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 19°C (66°F) is normal.
On average June is the 6th driest month of the year in Okayama with around 180mm 7.1 inches of rain making it a 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 5.8 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 164mm | 6.4hrs | 11.8hrs |
July in Okayama is generally wet with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Okayama for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
July is in the summer in Okayama and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (74°F) is normal.
On average July is the 6th wettest month of the year in Okayama with around 164mm 6.5 inches of rain making it a 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 6.4 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 94mm | 7.5hrs | 12.8hrs |
The weather in August in Okayama is characteristically very hot, humid and a little damp.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Okayama.
August is in the summer in Okayama and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 24°C (75°F) is normal.
On average August is the 5th wettest month of the year in Okayama with around 94mm 3.7 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 7.5 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 191mm | 5.5hrs | 13.9hrs |
Okayama's weather in September is typically hot, humid and wet in nature.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it a good time to visit Okayama.
September is in the fall / autumn in Okayama and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 20°C (68°F) is normal.
On average September is the 4th wettest month of the year in Okayama with around 191mm 7.5 inches of rain making it a 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 5.5 hours of sunshine per day.
Okayama weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 20°C | 98mm | 5.8hrs | 14.8hrs |
October is a a little damp month in Okayama and the temperature is generally mild.
It is perhaps the perfect month to visit Okayama, with some surprisingly good weather at this time of year.
October is in the fall / autumn in Okayama and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 13°C (55°F) is normal.
On average October is the 3rd wettest month of the year in Okayama with around 98mm 3.9 inches of rain making it a a little damp 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 5.8 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 15°C | 62mm | 5.2hrs | 11hrs |
Mild and reasonably dry weather often prevails in Okayama during the month of November
It is perhaps a good month to visit Okayama, with some extremely good weather at this time of year.
November is in the fall / autumn in Okayama and is typically the 2nd warmest 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 November is the 2nd wettest month of the year in Okayama with around 62mm 2.4 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 5.2 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 10°C | 32mm | 5hrs | 11.8hrs |
December in Okayama is generally reasonably dry with the temperature being cool.
It is perhaps a good month to visit Okayama, with some very good weather at this time of year.
December is in the winter in Okayama and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 11°C (52°F), whilst at night 2°C (36°F) is normal.
On average December is the wettest month of the year in Okayama with around 32mm 1.2 inches of rain making it a reasonably dry 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 hours of sunshine per day.
Other monthly averages
Okayama weather stats
| Hottest month: | August | 31.9°C 89.4°F |
|---|---|---|
| Driest month: | December | 32mm 1.3ins |
| Sunniest month: | August | 7.5hrs |
| Coldest month: | January | 8.3°C 46.9°F |
| Wettest month: | September | 191mm 7.5ins |
| Warmest sea: | August | 27.3°C 81.1°F |
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