When is the best time to go to Ulsan

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The chart above shows the best time of year to visit Ulsan, South Korea. 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 Ulsan

Ulsan weather by month

Please note our recommendations for when to visit Ulsan 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

Ulsan January weather averages
Temp Rain Sunshine Day length
5°C 32mm 6.9hrs 11hrs

The climate in Ulsan during January can be summarized as cool and reasonably dry.

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

January is in the winter in Ulsan and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 6°C (42°F), whilst at night -4°C (25°F) is normal.

On average January is the driest month of the year in Ulsan with around 32mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.9 hours of sunshine per day.

Ulsan weather in January »

February

Ulsan February weather averages
Temp Rain Sunshine Day length
7°C 42mm 6.7hrs 11.8hrs

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

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

February is in the winter in Ulsan and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night -3°C (28°F) is normal.

On average February is the 2nd driest month of the year in Ulsan with around 42mm 1.7 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 6.7 hours of sunshine per day.

Ulsan weather in February »

March

Ulsan March weather averages
Temp Rain Sunshine Day length
11°C 66mm 7.1hrs 12.8hrs

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

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

March is in the spring in Ulsan and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 1°C (35°F) is normal.

On average March is the 3rd driest month of the year in Ulsan with around 66mm 2.6 inches of rain making it a reasonably 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 7.1 hours of sunshine per day.

Ulsan weather in March »

April

Ulsan April weather averages
Temp Rain Sunshine Day length
16°C 115mm 7.5hrs 13.9hrs

Ulsan's weather in April is typically mild and damp in nature.

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

April is in the spring in Ulsan and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 7°C (44°F) is normal.

On average April is the 4th driest month of the year in Ulsan with around 115mm 4.5 inches of rain making it a damp 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 7.5 hours of sunshine per day.

Ulsan weather in April »

May

Ulsan May weather averages
Temp Rain Sunshine Day length
20°C 99mm 8.2hrs 14.9hrs

May is a a little damp month in Ulsan and the temperature is generally mild.

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

May is in the spring in Ulsan and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 12°C (53°F) is normal.

On average May is the 5th driest month of the year in Ulsan with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.2 hours of sunshine per day.

Ulsan weather in May »

June

Ulsan June weather averages
Temp Rain Sunshine Day length
23°C 177mm 6.9hrs 11hrs

The climate in Ulsan 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 Ulsan.

June is in the summer in Ulsan and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 16°C (62°F) is normal.

On average June is the 6th driest month of the year in Ulsan with around 177mm 7 inches of rain making it a wet 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 6.9 hours of sunshine per day.

Ulsan weather in June »

July

Ulsan July weather averages
Temp Rain Sunshine Day length
26°C 224mm 6.1hrs 11.8hrs

July in Ulsan is generally very wet with the temperature being hot.

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

July is in the summer in Ulsan 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 Ulsan with around 224mm 8.8 inches of rain making it a very wet 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 6.1 hours of sunshine per day.

Ulsan weather in July »

August

Ulsan August weather averages
Temp Rain Sunshine Day length
27°C 199mm 7hrs 12.8hrs

The weather in August in Ulsan is characteristically hot, 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 Ulsan.

August is in the summer in Ulsan and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 22°C (72°F) is normal.

On average August is the 5th wettest month of the year in Ulsan with around 199mm 7.8 inches of rain making it a wet 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 7 hours of sunshine per day.

Ulsan weather in August »

September

Ulsan September weather averages
Temp Rain Sunshine Day length
23°C 170mm 6.1hrs 13.9hrs

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

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

September is in the fall / autumn in Ulsan and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 17°C (62°F) is normal.

On average September is the 4th wettest month of the year in Ulsan with around 170mm 6.7 inches of rain making it a wet 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 6.1 hours of sunshine per day.

Ulsan weather in September »

October

Ulsan October weather averages
Temp Rain Sunshine Day length
19°C 64mm 7hrs 14.9hrs

October is a reasonably dry month in Ulsan and the temperature is generally mild.

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

October is in the fall / autumn in Ulsan and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 10°C (50°F) is normal.

On average October is the 3rd wettest month of the year in Ulsan with around 64mm 2.5 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 7 hours of sunshine per day.

Ulsan weather in October »

November

Ulsan November weather averages
Temp Rain Sunshine Day length
13°C 53mm 6.6hrs 11hrs

November in Ulsan 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 Ulsan.

November is in the fall / autumn in Ulsan and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 4°C (39°F) is normal.

On average November is the 2nd wettest month of the year in Ulsan with around 53mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.6 hours of sunshine per day.

Ulsan weather in November »

December

Ulsan December weather averages
Temp Rain Sunshine Day length
8°C 21mm 6.9hrs 11.8hrs

December in Ulsan is generally dry with the temperature being cool.

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

December is in the winter in Ulsan and is typically the warmest 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 December is the wettest month of the year in Ulsan with around 21mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.9 hours of sunshine per day.

Ulsan weather in December »

Other monthly averages

UV index Best time to go?

Ulsan weather stats

Ulsan weather statistics
Hottest month: August 29.6°C 85.3°F
Driest month: December 21mm 0.8ins
Sunniest month: December 6.9hrs
Coldest month: January 5.5°C 41.9°F
Wettest month: July 224mm 8.8ins
Warmest sea: August 25.8°C 78.4°F
Map showing location of Ulsan (35.53722, 129.31667) Ulsan map pin © Google

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