When is the best time to go to Yokosuka
The chart above shows the best time of year to visit Yokosuka, 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 Yokosuka
Yokosuka weather by month
Please note our recommendations for when to visit Yokosuka 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 |
|---|---|---|---|---|
| 9°C | 63mm | 6hrs | 11hrs | 17°C |
January in Yokosuka 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 Yokosuka.
January is in the winter in Yokosuka and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 10°C (50°F), whilst at night 1°C (34°F) is normal.
On average January is the driest month of the year in Yokosuka with around 63mm 2.5 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 6 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 9°C | 82mm | 5.5hrs | 11.8hrs | 16°C |
February in Yokosuka is generally a little damp with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Yokosuka for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
February is in the winter in Yokosuka and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 10°C (50°F), whilst at night 2°C (35°F) is normal.
On average February is the 2nd driest month of the year in Yokosuka with around 82mm 3.2 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 5.5 hours of sunshine per day.
Yokosuka weather in February »
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 12°C | 133mm | 5.6hrs | 12.8hrs | 16°C |
The weather in March in Yokosuka is characteristically cool and wet.
Based on weather alone, this is probably a time of year to avoid going to Yokosuka for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
March is in the spring in Yokosuka and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 4°C (40°F) is normal.
On average March is the 3rd driest month of the year in Yokosuka with around 133mm 5.2 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 5.6 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 16°C | 144mm | 5.7hrs | 13.9hrs | 17°C |
Yokosuka'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 Yokosuka for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
April is in the spring in Yokosuka and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 10°C (50°F) is normal.
On average April is the 4th driest month of the year in Yokosuka with around 144mm 5.7 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 5.7 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 20°C | 154mm | 6.2hrs | 14.9hrs | 20°C |
May is a wet month in Yokosuka and the temperature is generally warm.
It is perhaps a good month to visit Yokosuka, with some very good weather at this time of year.
May is in the spring in Yokosuka and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 14°C (58°F) is normal.
On average May is the 5th driest month of the year in Yokosuka with around 154mm 6.1 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 6.2 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 22°C | 211mm | 4.4hrs | 11hrs | 22°C |
June in Yokosuka is generally very wet with the temperature being warm.
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 Yokosuka.
June is in the summer in Yokosuka and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (76°F), whilst at night 18°C (64°F) is normal.
On average June is the 6th driest month of the year in Yokosuka with around 211mm 8.3 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 4.4 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 25°C | 137mm | 5.1hrs | 11.8hrs | 25°C |
July in Yokosuka is generally wet with the temperature being hot.
It is perhaps a good month to visit Yokosuka, with some extremely good weather at this time of year.
July is in the summer in Yokosuka and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 22°C (71°F) is normal.
On average July is the 6th wettest month of the year in Yokosuka with around 137mm 5.4 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 5.1 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 27°C | 148mm | 6.7hrs | 12.8hrs | 26°C |
The weather in August in Yokosuka is characteristically hot, humid and wet.
It is perhaps the perfect month to visit Yokosuka, with some inordinately good weather at this time of year.
August is in the summer in Yokosuka and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (74°F) is normal.
On average August is the 5th wettest month of the year in Yokosuka with around 148mm 5.8 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 6.7 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 24°C | 206mm | 4.5hrs | 13.9hrs | 25°C |
Yokosuka's weather in September is typically hot, humid and very wet in nature.
It is perhaps a good month to visit Yokosuka, with some surprisingly good weather at this time of year.
September is in the fall / autumn in Yokosuka and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (80°F), whilst at night 20°C (68°F) is normal.
On average September is the 4th wettest month of the year in Yokosuka with around 206mm 8.1 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 4.5 hours of sunshine per day.
Yokosuka weather in September »
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 19°C | 197mm | 4.6hrs | 14.9hrs | 23°C |
October is a wet month in Yokosuka 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 Yokosuka.
October is in the fall / autumn in Yokosuka and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 14°C (57°F) is normal.
On average October is the 3rd wettest month of the year in Yokosuka with around 197mm 7.8 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 4.6 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 15°C | 117mm | 5hrs | 11hrs | 21°C |
November in Yokosuka is generally damp with the temperature being 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 Yokosuka.
November is in the fall / autumn in Yokosuka and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 9°C (48°F) is normal.
On average November is the 2nd wettest month of the year in Yokosuka with around 117mm 4.6 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 hours of sunshine per day.
Yokosuka weather in November »
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 11°C | 59mm | 5.9hrs | 11.8hrs | 19°C |
December in Yokosuka is generally reasonably dry with the temperature being cool.
It is perhaps the perfect month to visit Yokosuka, with some extremely good weather at this time of year.
December is in the winter in Yokosuka and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 4°C (39°F) is normal.
On average December is the wettest month of the year in Yokosuka with around 59mm 2.3 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 5.9 hours of sunshine per day.
Other monthly averages
Yokosuka weather stats
| Hottest month: | August | 30°C 86°F |
|---|---|---|
| Driest month: | December | 59mm 2.3ins |
| Sunniest month: | December | 5.9hrs |
| Coldest month: | January | 9.9°C 49.8°F |
| Wettest month: | June | 211mm 8.3ins |
| Warmest sea: | August | 26.3°C 79.3°F |
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