When is the best time to go to Koga

Best time to go
OK time to go
Worst time to go

The chart above shows the best time of year to visit Koga, 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 Koga

Koga weather by month

Please note our recommendations for when to visit Koga 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

Koga January weather averages
Temp Rain Sunshine Day length
8°C 29mm 6.8hrs 10.9hrs

Cool and dry weather often prevails in Koga during the month of January

It is perhaps the perfect month to visit Koga, with some inordinately good weather at this time of year.

January is in the winter in Koga and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 9°C (48°F), whilst at night -3°C (27°F) is normal.

On average January is the driest month of the year in Koga with around 29mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.8 hours of sunshine per day.

Koga weather in January »

February

Koga February weather averages
Temp Rain Sunshine Day length
8°C 46mm 6.3hrs 11.8hrs

February in Koga is generally reasonably dry with the temperature being cool.

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 Koga.

February is in the winter in Koga and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 9°C (49°F), whilst at night -2°C (29°F) is normal.

On average February is the 2nd driest month of the year in Koga with around 46mm 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 6.3 hours of sunshine per day.

Koga weather in February »

March

Koga March weather averages
Temp Rain Sunshine Day length
11°C 71mm 6.3hrs 12.8hrs

The weather in March in Koga is characteristically cool and reasonably dry.

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 Koga.

March is in the spring in Koga and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 1°C (34°F) is normal.

On average March is the 3rd driest month of the year in Koga with around 71mm 2.8 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 6.3 hours of sunshine per day.

Koga weather in March »

April

Koga April weather averages
Temp Rain Sunshine Day length
17°C 101mm 6hrs 13.9hrs

Koga's weather in April is typically mild and damp 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 Koga.

April is in the spring in Koga and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 18°C (65°F), whilst at night 7°C (45°F) is normal.

On average April is the 4th driest month of the year in Koga with around 101mm 4 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.

Koga weather in April »

May

Koga May weather averages
Temp Rain Sunshine Day length
21°C 123mm 6.4hrs 15hrs

May is a wet month in Koga and the temperature is generally mild.

It is perhaps a good month to visit Koga, with some extremely good weather at this time of year.

May is in the spring in Koga and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 13°C (55°F) is normal.

On average May is the 5th driest month of the year in Koga with around 123mm 4.9 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.

Koga weather in May »

June

Koga June weather averages
Temp Rain Sunshine Day length
23°C 180mm 4.4hrs 10.9hrs

The weather in June in Koga is characteristically warm, humid and wet.

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 Koga.

June is in the summer in Koga and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 17°C (63°F) is normal.

On average June is the 6th driest month of the year in Koga with around 180mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.4 hours of sunshine per day.

Koga weather in June »

July

Koga July weather averages
Temp Rain Sunshine Day length
26°C 145mm 4.6hrs 11.8hrs

July in Koga is generally wet with the temperature being hot.

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 Koga.

July is in the summer in Koga and is typically the 6th 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 July is the 6th wettest month of the year in Koga with around 145mm 5.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.6 hours of sunshine per day.

Koga weather in July »

August

Koga August weather averages
Temp Rain Sunshine Day length
28°C 163mm 5.9hrs 12.8hrs

The weather in August in Koga is characteristically hot, humid and wet.

Based on weather alone, this is probably a time of year to avoid going to Koga for your holidays. The weather is often not a good and not conducive to spending time outdoors.

August is in the summer in Koga and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (73°F) is normal.

On average August is the 5th wettest month of the year in Koga with around 163mm 6.4 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 5.9 hours of sunshine per day.

Koga weather in August »

September

Koga September weather averages
Temp Rain Sunshine Day length
24°C 184mm 4.1hrs 13.9hrs

Koga's weather in September is typically warm, humid and wet in nature.

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 Koga.

September is in the fall / autumn in Koga and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 19°C (65°F) is normal.

On average September is the 4th wettest month of the year in Koga with around 184mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.1 hours of sunshine per day.

Koga weather in September »

October

Koga October weather averages
Temp Rain Sunshine Day length
19°C 126mm 4.9hrs 15hrs

October is a wet month in Koga and the temperature is generally mild.

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 Koga.

October is in the fall / autumn in Koga and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 12°C (53°F) is normal.

On average October is the 3rd wettest month of the year in Koga with around 126mm 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 4.9 hours of sunshine per day.

Koga weather in October »

November

Koga November weather averages
Temp Rain Sunshine Day length
14°C 66mm 5.5hrs 10.9hrs

The weather in November in Koga is characteristically mild and reasonably dry.

It is perhaps the perfect month to visit Koga, with some surprisingly good weather at this time of year.

November is in the fall / autumn in Koga and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 5°C (41°F) is normal.

On average November is the 2nd wettest month of the year in Koga with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.5 hours of sunshine per day.

Koga weather in November »

December

Koga December weather averages
Temp Rain Sunshine Day length
10°C 33mm 6.4hrs 11.8hrs

December in Koga is generally reasonably dry with the temperature being cool.

It is perhaps the perfect month to visit Koga, with some very good weather at this time of year.

December is in the winter in Koga and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 11°C (53°F), whilst at night -0°C (31°F) is normal.

On average December is the wettest month of the year in Koga with around 33mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.4 hours of sunshine per day.

Koga weather in December »

Other monthly averages

UV index Best time to go?

Koga weather stats

Koga weather statistics
Hottest month: August 30.7°C 87.3°F
Driest month: January 29mm 1.1ins
Sunniest month: January 6.8hrs
Coldest month: January 8.5°C 47.3°F
Wettest month: September 184mm 7.2ins
Warmest sea: August 26°C 78.8°F
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