When is the best time to go to Swansea

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The chart above shows the best time of year to visit Swansea, United Kingdom. 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 Swansea

Swansea weather by month

Please note our recommendations for when to visit Swansea 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

Swansea January weather averages
Temp Rain Sunshine Day length Sea temp
7°C 133mm 2hrs 9.7hrs 10°C

January is a wet month in Swansea and the temperature is generally cool.

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

January is in the winter in Swansea and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 8°C (46°F), whilst at night 3°C (37°F) is normal.

On average January is the driest month of the year in Swansea with around 133mm 5.2 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 2 hours of sunshine per day.

Swansea weather in January »

February

Swansea February weather averages
Temp Rain Sunshine Day length Sea temp
7°C 89mm 2.8hrs 11.2hrs 9°C

February in Swansea is generally a little damp 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 Swansea.

February is in the winter in Swansea 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 (37°F) is normal.

On average February is the 2nd driest month of the year in Swansea with around 89mm 3.5 inches of rain making it a a little 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 2.8 hours of sunshine per day.

Swansea weather in February »

March

Swansea March weather averages
Temp Rain Sunshine Day length Sea temp
8°C 96mm 4hrs 12.9hrs 9°C

The weather in March in Swansea is characteristically cool and a little damp.

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 Swansea.

March is in the spring in Swansea and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 9°C (49°F), whilst at night 4°C (39°F) is normal.

On average March is the 3rd driest month of the year in Swansea with around 96mm 3.8 inches of rain making it a a little damp 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 4 hours of sunshine per day.

Swansea weather in March »

April

Swansea April weather averages
Temp Rain Sunshine Day length Sea temp
11°C 69mm 6hrs 15hrs 10°C

Swansea's weather in April is typically cool and reasonably dry in nature.

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

April is in the spring in Swansea and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 5°C (41°F) is normal.

On average April is the 4th driest month of the year in Swansea with around 69mm 2.7 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 6 hours of sunshine per day.

Swansea weather in April »

May

Swansea May weather averages
Temp Rain Sunshine Day length Sea temp
13°C 77mm 7hrs 16.9hrs 11°C

May is a reasonably dry month in Swansea and the temperature is generally mild.

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

May is in the spring in Swansea and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 8°C (47°F) is normal.

On average May is the 5th driest month of the year in Swansea with around 77mm 3 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 7 hours of sunshine per day.

Swansea weather in May »

June

Swansea June weather averages
Temp Rain Sunshine Day length Sea temp
16°C 78mm 7.2hrs 9.7hrs 13°C

Swansea's weather in June is typically mild and reasonably dry in nature.

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

June is in the summer in Swansea and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 11°C (52°F) is normal.

On average June is the 6th driest month of the year in Swansea with around 78mm 3.1 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 7.2 hours of sunshine per day.

Swansea weather in June »

July

Swansea July weather averages
Temp Rain Sunshine Day length Sea temp
18°C 75mm 6.6hrs 11.2hrs 15°C

July in Swansea is generally reasonably dry with the temperature being mild.

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

July is in the summer in Swansea and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 13°C (55°F) is normal.

On average July is the 6th wettest month of the year in Swansea with around 75mm 3 inches of rain making it a reasonably dry 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 6.6 hours of sunshine per day.

Swansea weather in July »

August

Swansea August weather averages
Temp Rain Sunshine Day length Sea temp
18°C 103mm 6.4hrs 12.9hrs 16°C

The weather in August in Swansea is characteristically mild and damp.

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

August is in the summer in Swansea and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 13°C (55°F) is normal.

On average August is the 5th wettest month of the year in Swansea with around 103mm 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 6.4 hours of sunshine per day.

Swansea weather in August »

September

Swansea September weather averages
Temp Rain Sunshine Day length Sea temp
16°C 111mm 5hrs 15hrs 16°C

Swansea's weather in September is typically mild and damp in nature.

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

September is in the fall / autumn in Swansea and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 17°C (63°F), whilst at night 11°C (52°F) is normal.

On average September is the 4th wettest month of the year in Swansea with around 111mm 4.4 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 5 hours of sunshine per day.

Swansea weather in September »

October

Swansea October weather averages
Temp Rain Sunshine Day length Sea temp
13°C 130mm 3.5hrs 16.9hrs 15°C

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

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

October is in the fall / autumn in Swansea and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (58°F), whilst at night 9°C (48°F) is normal.

On average October is the 3rd wettest month of the year in Swansea with around 130mm 5.1 inches of rain making it a 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 3.5 hours of sunshine per day.

Swansea weather in October »

November

Swansea November weather averages
Temp Rain Sunshine Day length Sea temp
10°C 138mm 2.7hrs 9.7hrs 13°C

Cool and wet weather often prevails in Swansea during the month of November

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

November is in the fall / autumn in Swansea and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 11°C (51°F), whilst at night 6°C (42°F) is normal.

On average November is the 2nd wettest month of the year in Swansea with around 138mm 5.4 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 2.7 hours of sunshine per day.

Swansea weather in November »

December

Swansea December weather averages
Temp Rain Sunshine Day length Sea temp
8°C 140mm 1.8hrs 11.2hrs 12°C

December in Swansea is generally wet with the temperature being cool.

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

December is in the winter in Swansea and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 4°C (39°F) is normal.

On average December is the wettest month of the year in Swansea with around 140mm 5.5 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 1.8 hours of sunshine per day.

Swansea weather in December »

Swansea

Other monthly averages

UV index Best time to go?

Swansea weather stats

Swansea weather statistics
Hottest month: July 19.5°C 67.1°F
Driest month: April 69mm 2.7ins
Sunniest month: May 7hrs
Coldest month: February 7.2°C 45°F
Wettest month: December 140mm 5.5ins
Warmest sea: August 16.2°C 61.2°F
Map showing location of Swansea (51.62079, -3.94323) Swansea map pin © Google

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